./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_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 58c97e970798c0d02a3c8bbc4e985682564e2b78 ..................................................................................................................................................................................................................................................................................................................... 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_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 58c97e970798c0d02a3c8bbc4e985682564e2b78 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:36:47,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:36:47,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:36:47,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:36:47,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:36:47,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:36:47,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:36:47,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:36:47,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:36:47,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:36:47,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:36:47,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:36:47,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:36:47,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:36:47,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:36:47,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:36:47,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:36:47,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:36:47,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:36:47,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:36:47,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:36:47,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:36:47,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:36:47,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:36:47,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:36:47,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:36:47,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:36:47,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:36:47,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:36:47,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:36:47,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:36:47,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:36:47,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:36:47,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:36:47,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:36:47,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:36:47,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:36:47,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:36:47,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:36:47,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:36:47,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:36:47,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:36:47,919 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:36:47,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:36:47,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:36:47,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:36:47,922 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:36:47,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:36:47,922 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:36:47,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:36:47,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:36:47,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:36:47,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:36:47,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:36:47,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:36:47,925 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:36:47,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:36:47,926 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:36:47,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:36:47,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:36:47,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:36:47,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:36:47,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:36:47,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:36:47,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:36:47,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:36:47,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:36:47,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:36:47,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:36:47,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:36:47,930 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:36:47,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 58c97e970798c0d02a3c8bbc4e985682564e2b78 [2020-10-20 00:36:48,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:36:48,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:36:48,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:36:48,196 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:36:48,197 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:36:48,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2020-10-20 00:36:48,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb2b1997/aed94c0c1411407c930b0878b1f2fef9/FLAGefc9dc257 [2020-10-20 00:36:48,732 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:36:48,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2020-10-20 00:36:48,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb2b1997/aed94c0c1411407c930b0878b1f2fef9/FLAGefc9dc257 [2020-10-20 00:36:49,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb2b1997/aed94c0c1411407c930b0878b1f2fef9 [2020-10-20 00:36:49,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:36:49,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:36:49,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:36:49,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:36:49,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:36:49,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43039d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49, skipping insertion in model container [2020-10-20 00:36:49,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:36:49,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:36:49,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:36:49,509 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 00:36:49,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:36:49,586 INFO L208 MainTranslator]: Completed translation [2020-10-20 00:36:49,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49 WrapperNode [2020-10-20 00:36:49,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:36:49,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 00:36:49,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 00:36:49,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 00:36:49,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 00:36:49,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 00:36:49,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 00:36:49,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 00:36:49,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (1/1) ... [2020-10-20 00:36:49,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 00:36:49,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 00:36:49,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 00:36:49,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 00:36:49,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (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 [2020-10-20 00:36:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 00:36:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 00:36:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-20 00:36:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 00:36:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-20 00:36:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 00:36:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 00:36:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 00:36:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-10-20 00:36:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 00:36:50,536 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 00:36:50,536 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-10-20 00:36:50,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:50 BoogieIcfgContainer [2020-10-20 00:36:50,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 00:36:50,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 00:36:50,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 00:36:50,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 00:36:50,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 12:36:49" (1/3) ... [2020-10-20 00:36:50,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb3e2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:36:50, skipping insertion in model container [2020-10-20 00:36:50,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:49" (2/3) ... [2020-10-20 00:36:50,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb3e2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:36:50, skipping insertion in model container [2020-10-20 00:36:50,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:50" (3/3) ... [2020-10-20 00:36:50,560 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0686b.c [2020-10-20 00:36:50,574 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 00:36:50,585 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 00:36:50,601 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 00:36:50,635 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 00:36:50,636 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 00:36:50,636 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 00:36:50,636 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 00:36:50,637 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 00:36:50,637 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 00:36:50,637 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 00:36:50,637 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 00:36:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-10-20 00:36:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-20 00:36:50,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:50,670 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:36:50,670 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:50,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:50,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2020-10-20 00:36:50,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 00:36:50,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165597113] [2020-10-20 00:36:50,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 00:36:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:36:50,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165597113] [2020-10-20 00:36:50,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:50,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 00:36:50,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475201290] [2020-10-20 00:36:50,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 00:36:50,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 00:36:50,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 00:36:50,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:36:50,896 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-10-20 00:36:50,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:50,930 INFO L93 Difference]: Finished difference Result 217 states and 363 transitions. [2020-10-20 00:36:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 00:36:50,932 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-10-20 00:36:50,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:50,944 INFO L225 Difference]: With dead ends: 217 [2020-10-20 00:36:50,945 INFO L226 Difference]: Without dead ends: 106 [2020-10-20 00:36:50,948 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 [2020-10-20 00:36:50,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-10-20 00:36:51,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-10-20 00:36:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-20 00:36:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2020-10-20 00:36:51,010 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2020-10-20 00:36:51,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:51,011 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2020-10-20 00:36:51,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 00:36:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-10-20 00:36:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-20 00:36:51,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:51,012 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:36:51,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 00:36:51,013 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:51,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:51,013 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2020-10-20 00:36:51,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 00:36:51,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282601190] [2020-10-20 00:36:51,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 00:36:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:36:51,089 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:36:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:36:51,156 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:36:51,209 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 00:36:51,210 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 00:36:51,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 00:36:51,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:36:51 BoogieIcfgContainer [2020-10-20 00:36:51,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 00:36:51,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 00:36:51,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 00:36:51,290 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 00:36:51,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:50" (3/4) ... [2020-10-20 00:36:51,294 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 00:36:51,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 00:36:51,298 INFO L168 Benchmark]: Toolchain (without parser) took 2195.39 ms. Allocated memory was 35.7 MB in the beginning and 50.3 MB in the end (delta: 14.7 MB). Free memory was 14.5 MB in the beginning and 7.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,299 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 34.1 MB. Free memory was 8.8 MB in the beginning and 8.8 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.54 ms. Allocated memory was 35.7 MB in the beginning and 45.1 MB in the end (delta: 9.4 MB). Free memory was 13.6 MB in the beginning and 21.0 MB in the end (delta: -7.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.27 ms. Allocated memory is still 45.1 MB. Free memory was 21.0 MB in the beginning and 17.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,302 INFO L168 Benchmark]: Boogie Preprocessor took 72.01 ms. Allocated memory was 45.1 MB in the beginning and 46.1 MB in the end (delta: 1.0 MB). Free memory was 17.4 MB in the beginning and 25.2 MB in the end (delta: -7.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,304 INFO L168 Benchmark]: RCFGBuilder took 805.15 ms. Allocated memory was 46.1 MB in the beginning and 49.3 MB in the end (delta: 3.1 MB). Free memory was 25.2 MB in the beginning and 11.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,305 INFO L168 Benchmark]: TraceAbstraction took 749.01 ms. Allocated memory was 49.3 MB in the beginning and 50.3 MB in the end (delta: 1.0 MB). Free memory was 11.1 MB in the beginning and 8.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,306 INFO L168 Benchmark]: Witness Printer took 5.72 ms. Allocated memory is still 50.3 MB. Free memory was 8.3 MB in the beginning and 7.9 MB in the end (delta: 377.9 kB). Peak memory consumption was 377.9 kB. Max. memory is 14.3 GB. [2020-10-20 00:36:51,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 34.1 MB. Free memory was 8.8 MB in the beginning and 8.8 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 476.54 ms. Allocated memory was 35.7 MB in the beginning and 45.1 MB in the end (delta: 9.4 MB). Free memory was 13.6 MB in the beginning and 21.0 MB in the end (delta: -7.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 73.27 ms. Allocated memory is still 45.1 MB. Free memory was 21.0 MB in the beginning and 17.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 72.01 ms. Allocated memory was 45.1 MB in the beginning and 46.1 MB in the end (delta: 1.0 MB). Free memory was 17.4 MB in the beginning and 25.2 MB in the end (delta: -7.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 805.15 ms. Allocated memory was 46.1 MB in the beginning and 49.3 MB in the end (delta: 3.1 MB). Free memory was 25.2 MB in the beginning and 11.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 749.01 ms. Allocated memory was 49.3 MB in the beginning and 50.3 MB in the end (delta: 1.0 MB). Free memory was 11.1 MB in the beginning and 8.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 14.3 GB. * Witness Printer took 5.72 ms. Allocated memory is still 50.3 MB. Free memory was 8.3 MB in the beginning and 7.9 MB in the end (delta: 377.9 kB). Peak memory consumption was 377.9 kB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 230, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 135, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float x = 1.0f / 0.0f; [L225] float y = -1.0f / 0.0f; [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] gf_u.value = (x) [L127] EXPR gf_u.word [L127] (hx) = gf_u.word [L129] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] gf_u.value = (y) [L133] EXPR gf_u.word [L133] (hy) = gf_u.word [L135] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] float res = __ieee754_atan2f(y, x); [L230] COND TRUE res != -pi_o_4 VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L3] __assert_fail("0", "float_req_bl_0686b.c", 3, "reach_error") VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 157 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=110occurred 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 0.1.25-9a8b2e8 [2020-10-20 00:36:53,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:36:53,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:36:53,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:36:53,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:36:53,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:36:53,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:36:53,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:36:53,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:36:53,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:36:53,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:36:53,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:36:53,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:36:53,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:36:53,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:36:53,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:36:53,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:36:53,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:36:53,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:36:53,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:36:53,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:36:53,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:36:53,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:36:53,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:36:53,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:36:53,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:36:53,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:36:53,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:36:53,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:36:53,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:36:53,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:36:53,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:36:53,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:36:53,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:36:53,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:36:53,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:36:53,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:36:53,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:36:53,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:36:53,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:36:53,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:36:53,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:36:53,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:36:53,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:36:53,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:36:53,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:36:53,513 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:36:53,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:36:53,513 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:36:53,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:36:53,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:36:53,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:36:53,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:36:53,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:36:53,515 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:36:53,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:36:53,515 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:36:53,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:36:53,516 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:36:53,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:36:53,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:36:53,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:36:53,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:36:53,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:36:53,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:36:53,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:36:53,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:36:53,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:36:53,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:36:53,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:36:53,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:36:53,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:36:53,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:36:53,520 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 58c97e970798c0d02a3c8bbc4e985682564e2b78 [2020-10-20 00:36:53,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:36:53,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:36:53,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:36:53,728 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:36:53,728 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:36:53,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2020-10-20 00:36:53,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bcbb3b7/09e87622f4eb46bba06b39ce22a6b907/FLAG54dbcfd5c [2020-10-20 00:36:54,356 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:36:54,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2020-10-20 00:36:54,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bcbb3b7/09e87622f4eb46bba06b39ce22a6b907/FLAG54dbcfd5c [2020-10-20 00:36:54,734 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bcbb3b7/09e87622f4eb46bba06b39ce22a6b907 [2020-10-20 00:36:54,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:36:54,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:36:54,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:36:54,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:36:54,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:36:54,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:36:54" (1/1) ... [2020-10-20 00:36:54,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15de6d3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:54, skipping insertion in model container [2020-10-20 00:36:54,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:36:54" (1/1) ... [2020-10-20 00:36:54,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:36:54,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:36:55,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:36:55,144 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 00:36:55,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:36:55,244 INFO L208 MainTranslator]: Completed translation [2020-10-20 00:36:55,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55 WrapperNode [2020-10-20 00:36:55,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:36:55,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 00:36:55,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 00:36:55,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 00:36:55,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 00:36:55,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 00:36:55,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 00:36:55,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 00:36:55,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (1/1) ... [2020-10-20 00:36:55,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 00:36:55,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 00:36:55,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 00:36:55,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 00:36:55,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (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 [2020-10-20 00:36:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-10-20 00:36:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 00:36:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 00:36:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-20 00:36:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 00:36:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 00:36:55,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 00:36:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-20 00:36:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 00:36:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 00:37:14,457 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 00:37:14,458 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-10-20 00:37:14,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:37:14 BoogieIcfgContainer [2020-10-20 00:37:14,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 00:37:14,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 00:37:14,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 00:37:14,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 00:37:14,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 12:36:54" (1/3) ... [2020-10-20 00:37:14,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e56117f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:37:14, skipping insertion in model container [2020-10-20 00:37:14,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:36:55" (2/3) ... [2020-10-20 00:37:14,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e56117f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:37:14, skipping insertion in model container [2020-10-20 00:37:14,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:37:14" (3/3) ... [2020-10-20 00:37:14,481 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0686b.c [2020-10-20 00:37:14,494 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 00:37:14,506 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 00:37:14,521 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 00:37:14,557 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 00:37:14,557 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 00:37:14,557 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 00:37:14,557 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 00:37:14,558 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 00:37:14,558 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 00:37:14,558 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 00:37:14,559 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 00:37:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-10-20 00:37:14,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-20 00:37:14,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:37:14,594 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:37:14,594 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:37:14,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:37:14,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2020-10-20 00:37:14,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:37:14,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857356523] [2020-10-20 00:37:14,621 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 [2020-10-20 00:37:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:37:15,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-20 00:37:15,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:37:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:15,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:37:15,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:15,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857356523] [2020-10-20 00:37:15,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:37:15,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 00:37:15,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46065736] [2020-10-20 00:37:15,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 00:37:15,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:37:15,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 00:37:15,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:37:15,641 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-10-20 00:37:15,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:37:15,674 INFO L93 Difference]: Finished difference Result 217 states and 363 transitions. [2020-10-20 00:37:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 00:37:15,675 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-10-20 00:37:15,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:37:15,688 INFO L225 Difference]: With dead ends: 217 [2020-10-20 00:37:15,688 INFO L226 Difference]: Without dead ends: 106 [2020-10-20 00:37:15,692 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 [2020-10-20 00:37:15,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-10-20 00:37:15,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-10-20 00:37:15,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-20 00:37:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2020-10-20 00:37:15,753 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2020-10-20 00:37:15,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:37:15,754 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2020-10-20 00:37:15,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 00:37:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-10-20 00:37:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-20 00:37:15,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:37:15,756 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:37:15,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 00:37:15,969 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:37:15,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:37:15,971 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2020-10-20 00:37:15,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:37:15,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589801651] [2020-10-20 00:37:15,973 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 [2020-10-20 00:37:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:37:17,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 00:37:17,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:37:17,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:17,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:37:17,646 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-20 00:37:17,832 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-20 00:37:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:17,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589801651] [2020-10-20 00:37:17,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:37:17,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-10-20 00:37:18,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455335875] [2020-10-20 00:37:18,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-20 00:37:18,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:37:18,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-20 00:37:18,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-20 00:37:18,003 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 12 states. [2020-10-20 00:37:18,656 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-10-20 00:37:18,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:37:18,903 INFO L93 Difference]: Finished difference Result 121 states and 177 transitions. [2020-10-20 00:37:18,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 00:37:18,911 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-10-20 00:37:18,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:37:18,912 INFO L225 Difference]: With dead ends: 121 [2020-10-20 00:37:18,912 INFO L226 Difference]: Without dead ends: 26 [2020-10-20 00:37:18,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-20 00:37:18,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-10-20 00:37:18,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-10-20 00:37:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-10-20 00:37:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2020-10-20 00:37:18,919 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 12 [2020-10-20 00:37:18,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:37:18,919 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2020-10-20 00:37:18,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-20 00:37:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2020-10-20 00:37:18,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 00:37:18,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:37:18,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:37:19,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-20 00:37:19,122 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:37:19,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:37:19,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1612495941, now seen corresponding path program 1 times [2020-10-20 00:37:19,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:37:19,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [377780034] [2020-10-20 00:37:19,125 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 [2020-10-20 00:37:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:37:20,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 00:37:20,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:37:20,195 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 00:37:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:20,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:37:20,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:20,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [377780034] [2020-10-20 00:37:20,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:37:20,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-10-20 00:37:20,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751339750] [2020-10-20 00:37:20,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 00:37:20,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:37:20,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 00:37:20,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-20 00:37:20,394 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand 9 states. [2020-10-20 00:37:21,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:37:21,041 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2020-10-20 00:37:21,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 00:37:21,047 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2020-10-20 00:37:21,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:37:21,048 INFO L225 Difference]: With dead ends: 30 [2020-10-20 00:37:21,048 INFO L226 Difference]: Without dead ends: 26 [2020-10-20 00:37:21,049 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-20 00:37:21,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-10-20 00:37:21,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-10-20 00:37:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-10-20 00:37:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2020-10-20 00:37:21,053 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 18 [2020-10-20 00:37:21,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:37:21,054 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2020-10-20 00:37:21,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 00:37:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2020-10-20 00:37:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 00:37:21,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:37:21,055 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:37:21,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-20 00:37:21,267 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:37:21,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:37:21,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1557628022, now seen corresponding path program 1 times [2020-10-20 00:37:21,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:37:21,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345071327] [2020-10-20 00:37:21,269 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 [2020-10-20 00:37:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:37:22,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 00:37:22,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:37:22,444 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-10-20 00:37:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:22,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:37:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:23,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345071327] [2020-10-20 00:37:23,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:37:23,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-10-20 00:37:23,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868667198] [2020-10-20 00:37:23,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 00:37:23,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:37:23,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 00:37:23,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-20 00:37:23,017 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 8 states. [2020-10-20 00:37:23,405 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2020-10-20 00:37:23,686 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2020-10-20 00:37:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:37:23,938 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2020-10-20 00:37:23,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 00:37:23,938 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-10-20 00:37:23,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:37:23,939 INFO L225 Difference]: With dead ends: 30 [2020-10-20 00:37:23,939 INFO L226 Difference]: Without dead ends: 26 [2020-10-20 00:37:23,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-20 00:37:23,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-10-20 00:37:23,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-10-20 00:37:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-10-20 00:37:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2020-10-20 00:37:23,944 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 19 [2020-10-20 00:37:23,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:37:23,945 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2020-10-20 00:37:23,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 00:37:23,945 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2020-10-20 00:37:23,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-20 00:37:23,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:37:23,946 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] [2020-10-20 00:37:24,150 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-20 00:37:24,150 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:37:24,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:37:24,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1895344165, now seen corresponding path program 1 times [2020-10-20 00:37:24,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:37:24,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939710325] [2020-10-20 00:37:24,153 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 [2020-10-20 00:37:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:37:25,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 00:37:25,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:37:25,401 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 00:37:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:25,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:37:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:37:25,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939710325] [2020-10-20 00:37:25,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:37:25,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-10-20 00:37:25,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343707255] [2020-10-20 00:37:25,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-20 00:37:25,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:37:25,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-20 00:37:25,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-20 00:37:25,718 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand 11 states. [2020-10-20 00:37:26,130 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-10-20 00:37:26,316 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-10-20 00:37:26,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:37:26,318 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2020-10-20 00:37:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 00:37:26,318 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2020-10-20 00:37:26,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:37:26,318 INFO L225 Difference]: With dead ends: 26 [2020-10-20 00:37:26,319 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 00:37:26,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-20 00:37:26,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 00:37:26,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 00:37:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 00:37:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 00:37:26,321 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-10-20 00:37:26,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:37:26,322 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 00:37:26,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-20 00:37:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 00:37:26,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 00:37:26,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-20 00:37:26,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 00:37:26,700 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2020-10-20 00:37:26,880 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-10-20 00:37:27,543 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-10-20 00:37:27,553 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-20 00:37:27,553 INFO L274 CegarLoopResult]: For program point L184-2(line 184) no Hoare annotation was computed. [2020-10-20 00:37:27,554 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 00:37:27,554 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 00:37:27,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 00:37:27,554 INFO L277 CegarLoopResult]: At program point L235(lines 217 236) the Hoare annotation is: true [2020-10-20 00:37:27,554 INFO L274 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2020-10-20 00:37:27,555 INFO L270 CegarLoopResult]: At program point L120(lines 120 215) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (= ~pi_o_4~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 4000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2f_~x (fp.div currentRoundingMode .cse0 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.div currentRoundingMode .cse1 (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.div currentRoundingMode (fp.neg .cse1) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse2 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.div currentRoundingMode .cse2 (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.div currentRoundingMode (fp.neg .cse2) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse3 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.div currentRoundingMode .cse3 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse3) (_ +zero 8 24)))))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_4~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|)) [2020-10-20 00:37:27,555 INFO L274 CegarLoopResult]: For program point L21(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,555 INFO L274 CegarLoopResult]: For program point L21-1(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:37:27,555 INFO L274 CegarLoopResult]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,555 INFO L274 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,556 INFO L274 CegarLoopResult]: For program point L21-4(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:37:27,556 INFO L274 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,556 INFO L274 CegarLoopResult]: For program point L21-6(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L21-7(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L21-8(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L170(lines 170 179) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L203-1(lines 196 208) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L203-2(lines 203 207) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L71(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:37:27,557 INFO L274 CegarLoopResult]: For program point L71-2(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L187(lines 187 192) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L88(lines 88 94) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L88-2(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L88-3(lines 88 94) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L88-5(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L138(lines 138 139) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L72(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:37:27,558 INFO L274 CegarLoopResult]: For program point L72-2(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:37:27,559 INFO L274 CegarLoopResult]: For program point L72-3(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:37:27,559 INFO L274 CegarLoopResult]: For program point L72-5(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:37:27,559 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-20 00:37:27,559 INFO L274 CegarLoopResult]: For program point L155-2(line 155) no Hoare annotation was computed. [2020-10-20 00:37:27,560 INFO L274 CegarLoopResult]: For program point L73(lines 73 74) no Hoare annotation was computed. [2020-10-20 00:37:27,560 INFO L274 CegarLoopResult]: For program point L73-1(lines 73 74) no Hoare annotation was computed. [2020-10-20 00:37:27,560 INFO L274 CegarLoopResult]: For program point L189(lines 189 192) no Hoare annotation was computed. [2020-10-20 00:37:27,560 INFO L274 CegarLoopResult]: For program point L189-2(lines 187 192) no Hoare annotation was computed. [2020-10-20 00:37:27,560 INFO L274 CegarLoopResult]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:37:27,561 INFO L270 CegarLoopResult]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2020-10-20 00:37:27,561 INFO L274 CegarLoopResult]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:37:27,561 INFO L274 CegarLoopResult]: For program point L57-5(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:37:27,561 INFO L270 CegarLoopResult]: At program point L57-6(lines 57 61) the Hoare annotation is: false [2020-10-20 00:37:27,561 INFO L274 CegarLoopResult]: For program point L57-7(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:37:27,562 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-20 00:37:27,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 00:37:27,562 INFO L274 CegarLoopResult]: For program point L157(lines 157 181) no Hoare annotation was computed. [2020-10-20 00:37:27,562 INFO L274 CegarLoopResult]: For program point L157-1(lines 120 215) no Hoare annotation was computed. [2020-10-20 00:37:27,562 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2020-10-20 00:37:27,563 INFO L270 CegarLoopResult]: At program point L124-2(lines 124 128) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ~pi_o_4~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 4000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2f_~x (fp.div currentRoundingMode .cse0 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 8 24)))))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0)) [2020-10-20 00:37:27,563 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2020-10-20 00:37:27,563 INFO L274 CegarLoopResult]: For program point L158(lines 158 180) no Hoare annotation was computed. [2020-10-20 00:37:27,563 INFO L270 CegarLoopResult]: At program point L26(lines 14 27) the Hoare annotation is: false [2020-10-20 00:37:27,564 INFO L270 CegarLoopResult]: At program point L26-1(lines 14 27) the Hoare annotation is: false [2020-10-20 00:37:27,564 INFO L270 CegarLoopResult]: At program point L26-2(lines 14 27) the Hoare annotation is: false [2020-10-20 00:37:27,564 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-20 00:37:27,564 INFO L274 CegarLoopResult]: For program point L142(lines 142 152) no Hoare annotation was computed. [2020-10-20 00:37:27,564 INFO L274 CegarLoopResult]: For program point L109(lines 109 114) no Hoare annotation was computed. [2020-10-20 00:37:27,565 INFO L274 CegarLoopResult]: For program point L142-2(lines 120 215) no Hoare annotation was computed. [2020-10-20 00:37:27,565 INFO L274 CegarLoopResult]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2020-10-20 00:37:27,565 INFO L274 CegarLoopResult]: For program point L159(lines 159 168) no Hoare annotation was computed. [2020-10-20 00:37:27,565 INFO L274 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2020-10-20 00:37:27,565 INFO L274 CegarLoopResult]: For program point L193(lines 193 214) no Hoare annotation was computed. [2020-10-20 00:37:27,566 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-20 00:37:27,566 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 00:37:27,566 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-20 00:37:27,566 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-20 00:37:27,566 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L144-2(line 144) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L79(lines 79 95) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L79-1(lines 79 95) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-20 00:37:27,701 INFO L274 CegarLoopResult]: For program point L63(lines 63 70) no Hoare annotation was computed. [2020-10-20 00:37:27,702 INFO L274 CegarLoopResult]: For program point L63-1(lines 63 70) no Hoare annotation was computed. [2020-10-20 00:37:27,702 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-20 00:37:27,702 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-20 00:37:27,703 INFO L274 CegarLoopResult]: For program point L80(lines 80 86) no Hoare annotation was computed. [2020-10-20 00:37:27,703 INFO L274 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2020-10-20 00:37:27,703 INFO L270 CegarLoopResult]: At program point L113-3(lines 53 115) the Hoare annotation is: false [2020-10-20 00:37:27,703 INFO L274 CegarLoopResult]: For program point L80-3(lines 80 86) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L113-4(line 113) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L113-6(line 113) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L270 CegarLoopResult]: At program point L113-7(lines 53 115) the Hoare annotation is: false [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L270 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.div currentRoundingMode .cse0 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2)))) (= currentRoundingMode roundNearestTiesToEven) (= ~pi_o_4~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 4000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2f_~x (fp.div currentRoundingMode .cse1 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse1) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse2 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.div currentRoundingMode .cse2 (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (fp.div currentRoundingMode (fp.neg .cse2) (_ +zero 8 24)))))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0)) [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L64(lines 64 65) no Hoare annotation was computed. [2020-10-20 00:37:27,704 INFO L274 CegarLoopResult]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L64-1(lines 64 65) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L230(lines 230 233) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:37:27,705 INFO L270 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: false [2020-10-20 00:37:27,705 INFO L274 CegarLoopResult]: For program point L16-5(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:37:27,706 INFO L270 CegarLoopResult]: At program point L16-6(lines 16 20) the Hoare annotation is: false [2020-10-20 00:37:27,706 INFO L274 CegarLoopResult]: For program point L16-9(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:37:27,706 INFO L270 CegarLoopResult]: At program point L16-10(lines 16 20) the Hoare annotation is: false [2020-10-20 00:37:27,706 INFO L274 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2020-10-20 00:37:27,706 INFO L270 CegarLoopResult]: At program point L198-2(lines 198 202) the Hoare annotation is: false [2020-10-20 00:37:27,706 INFO L274 CegarLoopResult]: For program point L66(lines 66 69) no Hoare annotation was computed. [2020-10-20 00:37:27,706 INFO L274 CegarLoopResult]: For program point L66-1(lines 66 69) no Hoare annotation was computed. [2020-10-20 00:37:27,707 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-20 00:37:27,707 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-20 00:37:27,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,737 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,749 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,758 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,768 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,768 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,780 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,792 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:27,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:27,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:27,809 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,810 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,810 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:27,811 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,812 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,812 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,812 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:27,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:37:27 BoogieIcfgContainer [2020-10-20 00:37:27,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 00:37:27,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 00:37:27,818 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 00:37:27,818 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 00:37:27,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:37:14" (3/4) ... [2020-10-20 00:37:27,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 00:37:27,857 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-10-20 00:37:27,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-10-20 00:37:27,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 00:37:27,859 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 00:37:27,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2020-10-20 00:37:27,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2020-10-20 00:37:27,910 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, currentRoundingMode : FloatRoundingMode :: ((~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result [2020-10-20 00:37:28,015 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 00:37:28,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 00:37:28,017 INFO L168 Benchmark]: Toolchain (without parser) took 33276.95 ms. Allocated memory was 37.7 MB in the beginning and 65.0 MB in the end (delta: 27.3 MB). Free memory was 12.9 MB in the beginning and 16.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,018 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 28.8 MB. Free memory was 3.0 MB in the beginning and 2.9 MB in the end (delta: 32.1 kB). Peak memory consumption was 32.1 kB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.87 ms. Allocated memory was 37.7 MB in the beginning and 41.4 MB in the end (delta: 3.7 MB). Free memory was 12.0 MB in the beginning and 24.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.44 ms. Allocated memory is still 41.4 MB. Free memory was 24.9 MB in the beginning and 21.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,019 INFO L168 Benchmark]: Boogie Preprocessor took 76.38 ms. Allocated memory is still 41.4 MB. Free memory was 21.1 MB in the beginning and 17.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,020 INFO L168 Benchmark]: RCFGBuilder took 19066.38 ms. Allocated memory was 41.4 MB in the beginning and 45.6 MB in the end (delta: 4.2 MB). Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 5.4 kB). Peak memory consumption was 13.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,020 INFO L168 Benchmark]: TraceAbstraction took 13351.94 ms. Allocated memory was 45.6 MB in the beginning and 65.0 MB in the end (delta: 19.4 MB). Free memory was 16.8 MB in the beginning and 25.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,020 INFO L168 Benchmark]: Witness Printer took 197.55 ms. Allocated memory is still 65.0 MB. Free memory was 25.3 MB in the beginning and 16.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. [2020-10-20 00:37:28,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 28.8 MB. Free memory was 3.0 MB in the beginning and 2.9 MB in the end (delta: 32.1 kB). Peak memory consumption was 32.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 496.87 ms. Allocated memory was 37.7 MB in the beginning and 41.4 MB in the end (delta: 3.7 MB). Free memory was 12.0 MB in the beginning and 24.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 74.44 ms. Allocated memory is still 41.4 MB. Free memory was 24.9 MB in the beginning and 21.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 76.38 ms. Allocated memory is still 41.4 MB. Free memory was 21.1 MB in the beginning and 17.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. * RCFGBuilder took 19066.38 ms. Allocated memory was 41.4 MB in the beginning and 45.6 MB in the end (delta: 4.2 MB). Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 5.4 kB). Peak memory consumption was 13.4 MB. Max. memory is 14.3 GB. * TraceAbstraction took 13351.94 ms. Allocated memory was 45.6 MB in the beginning and 65.0 MB in the end (delta: 19.4 MB). Free memory was 16.8 MB in the beginning and 25.9 MB in the end (delta: -9.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 14.3 GB. * Witness Printer took 197.55 ms. Allocated memory is still 65.0 MB. Free memory was 25.3 MB in the beginning and 16.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_atan2f_~hx~1,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[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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_atan2f_~hx~1,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[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[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,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[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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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 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[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,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[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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant [2020-10-20 00:37:28,062 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,066 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2020-10-20 00:37:28,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,073 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant [2020-10-20 00:37:28,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,099 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,099 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,099 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,100 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:37:28,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:37:28,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-20 00:37:28,114 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,114 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,114 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:37:28,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:37:28,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/4000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, currentRoundingMode : FloatRoundingMode :: ((~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 222 SDtfs, 300 SDslu, 125 SDs, 0 SdLazy, 106 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 321 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 46 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 150 ConstructedInterpolants, 48 QuantifiedInterpolants, 32029 SizeOfPredicates, 43 NumberOfNonLiveVariables, 590 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...