./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0661a.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_0661a.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 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 ....................................................................................................................................................................................................................................................................................................................... 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_0661a.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 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:35:47,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:35:47,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:35:47,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:35:47,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:35:47,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:35:47,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:35:47,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:35:47,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:35:47,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:35:47,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:35:47,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:35:47,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:35:47,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:35:47,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:35:47,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:35:47,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:35:47,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:35:47,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:35:47,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:35:47,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:35:47,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:35:47,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:35:47,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:35:47,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:35:47,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:35:47,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:35:47,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:35:47,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:35:47,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:35:47,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:35:47,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:35:47,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:35:47,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:35:47,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:35:47,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:35:47,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:35:47,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:35:47,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:35:47,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:35:48,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:35:48,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:35:48,026 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:35:48,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:35:48,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:35:48,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:35:48,031 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:35:48,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:35:48,031 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:35:48,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:35:48,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:35:48,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:35:48,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:35:48,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:35:48,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:35:48,034 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:35:48,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:35:48,034 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:35:48,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:35:48,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:35:48,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:35:48,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:35:48,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:35:48,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:35:48,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:35:48,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:35:48,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:35:48,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:35:48,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:35:48,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:35:48,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:35:48,039 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 -> 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 [2020-10-20 00:35:48,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:35:48,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:35:48,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:35:48,315 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:35:48,318 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:35:48,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-10-20 00:35:48,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da31488/b2a4bbef33fc4596899e7dcbea359de0/FLAG7be2856c4 [2020-10-20 00:35:48,948 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:35:48,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-10-20 00:35:48,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da31488/b2a4bbef33fc4596899e7dcbea359de0/FLAG7be2856c4 [2020-10-20 00:35:49,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da31488/b2a4bbef33fc4596899e7dcbea359de0 [2020-10-20 00:35:49,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:35:49,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:35:49,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:35:49,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:35:49,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:35:49,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b62f6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49, skipping insertion in model container [2020-10-20 00:35:49,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:35:49,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:35:49,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:35:49,621 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 00:35:49,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:35:49,704 INFO L208 MainTranslator]: Completed translation [2020-10-20 00:35:49,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49 WrapperNode [2020-10-20 00:35:49,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:35:49,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 00:35:49,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 00:35:49,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 00:35:49,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 00:35:49,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 00:35:49,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 00:35:49,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 00:35:49,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (1/1) ... [2020-10-20 00:35:49,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 00:35:49,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 00:35:49,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 00:35:49,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 00:35:49,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (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 00:35:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 00:35:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 00:35:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-20 00:35:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 00:35:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-20 00:35:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 00:35:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 00:35:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 00:35:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-10-20 00:35:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 00:35:50,682 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 00:35:50,683 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-10-20 00:35:50,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:35:50 BoogieIcfgContainer [2020-10-20 00:35:50,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 00:35:50,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 00:35:50,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 00:35:50,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 00:35:50,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 12:35:49" (1/3) ... [2020-10-20 00:35:50,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0ffe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:35:50, skipping insertion in model container [2020-10-20 00:35:50,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:49" (2/3) ... [2020-10-20 00:35:50,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0ffe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:35:50, skipping insertion in model container [2020-10-20 00:35:50,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:35:50" (3/3) ... [2020-10-20 00:35:50,695 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2020-10-20 00:35:50,708 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 00:35:50,716 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 00:35:50,730 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 00:35:50,757 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 00:35:50,757 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 00:35:50,758 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 00:35:50,758 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 00:35:50,758 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 00:35:50,758 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 00:35:50,759 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 00:35:50,759 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 00:35:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2020-10-20 00:35:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-20 00:35:50,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:35:50,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:35:50,786 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:35:50,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:35:50,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2020-10-20 00:35:50,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 00:35:50,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933568912] [2020-10-20 00:35:50,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 00:35:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:35:50,978 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 00:35:50,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933568912] [2020-10-20 00:35:50,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:35:50,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 00:35:50,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48614358] [2020-10-20 00:35:50,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 00:35:50,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 00:35:51,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 00:35:51,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:35:51,003 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2020-10-20 00:35:51,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:35:51,080 INFO L93 Difference]: Finished difference Result 220 states and 367 transitions. [2020-10-20 00:35:51,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 00:35:51,082 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-20 00:35:51,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:35:51,096 INFO L225 Difference]: With dead ends: 220 [2020-10-20 00:35:51,096 INFO L226 Difference]: Without dead ends: 107 [2020-10-20 00:35:51,100 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 00:35:51,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-10-20 00:35:51,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-10-20 00:35:51,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-20 00:35:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2020-10-20 00:35:51,143 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2020-10-20 00:35:51,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:35:51,143 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2020-10-20 00:35:51,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 00:35:51,144 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-10-20 00:35:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 00:35:51,144 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:35:51,144 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:35:51,145 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 00:35:51,145 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:35:51,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:35:51,146 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2020-10-20 00:35:51,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 00:35:51,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497066101] [2020-10-20 00:35:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 00:35:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:35:51,236 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:35:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:35:51,334 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:35:51,383 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 00:35:51,383 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 00:35:51,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 00:35:51,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:35:51 BoogieIcfgContainer [2020-10-20 00:35:51,434 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 00:35:51,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 00:35:51,445 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 00:35:51,445 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 00:35:51,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:35:50" (3/4) ... [2020-10-20 00:35:51,450 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 00:35:51,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 00:35:51,453 INFO L168 Benchmark]: Toolchain (without parser) took 2142.18 ms. Allocated memory was 39.3 MB in the beginning and 51.9 MB in the end (delta: 12.6 MB). Free memory was 20.1 MB in the beginning and 31.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,454 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 30.9 MB. Free memory was 15.7 MB in the beginning and 15.6 MB in the end (delta: 38.3 kB). Peak memory consumption was 38.3 kB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.99 ms. Allocated memory was 39.3 MB in the beginning and 40.9 MB in the end (delta: 1.6 MB). Free memory was 19.2 MB in the beginning and 12.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 7.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.87 ms. Allocated memory was 40.9 MB in the beginning and 41.4 MB in the end (delta: 524.3 kB). Free memory was 12.9 MB in the beginning and 24.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 2.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,458 INFO L168 Benchmark]: Boogie Preprocessor took 59.69 ms. Allocated memory is still 41.4 MB. Free memory was 24.6 MB in the beginning and 21.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,459 INFO L168 Benchmark]: RCFGBuilder took 840.26 ms. Allocated memory was 41.4 MB in the beginning and 48.2 MB in the end (delta: 6.8 MB). Free memory was 21.2 MB in the beginning and 27.6 MB in the end (delta: -6.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,460 INFO L168 Benchmark]: TraceAbstraction took 747.16 ms. Allocated memory is still 48.2 MB. Free memory was 26.8 MB in the beginning and 6.6 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,461 INFO L168 Benchmark]: Witness Printer took 16.00 ms. Allocated memory was 48.2 MB in the beginning and 51.9 MB in the end (delta: 3.7 MB). Free memory was 6.6 MB in the beginning and 31.7 MB in the end (delta: -25.1 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:35:51,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 ms. Allocated memory is still 30.9 MB. Free memory was 15.7 MB in the beginning and 15.6 MB in the end (delta: 38.3 kB). Peak memory consumption was 38.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 388.99 ms. Allocated memory was 39.3 MB in the beginning and 40.9 MB in the end (delta: 1.6 MB). Free memory was 19.2 MB in the beginning and 12.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 7.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 78.87 ms. Allocated memory was 40.9 MB in the beginning and 41.4 MB in the end (delta: 524.3 kB). Free memory was 12.9 MB in the beginning and 24.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 2.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 59.69 ms. Allocated memory is still 41.4 MB. Free memory was 24.6 MB in the beginning and 21.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 840.26 ms. Allocated memory was 41.4 MB in the beginning and 48.2 MB in the end (delta: 6.8 MB). Free memory was 21.2 MB in the beginning and 27.6 MB in the end (delta: -6.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 747.16 ms. Allocated memory is still 48.2 MB. Free memory was 26.8 MB in the beginning and 6.6 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 14.3 GB. * Witness Printer took 16.00 ms. Allocated memory was 48.2 MB in the beginning and 51.9 MB in the end (delta: 3.7 MB). Free memory was 6.6 MB in the beginning and 31.7 MB in the end (delta: -25.1 MB). Peak memory consumption was 1.9 MB. 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 229, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 135, overapproximation of someUnaryFLOAToperation at line 219, 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] [L218] float x = __VERIFIER_nondet_float(); [L219] float y = -0.0f; 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] [L226] COND TRUE x > 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); [L229] COND TRUE res != -0.0f 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_0661a.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, 112 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 160 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=112occurred 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:35:53,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:35:53,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:35:53,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:35:53,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:35:53,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:35:53,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:35:53,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:35:53,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:35:53,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:35:53,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:35:53,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:35:53,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:35:53,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:35:53,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:35:53,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:35:53,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:35:53,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:35:53,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:35:53,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:35:53,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:35:53,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:35:53,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:35:53,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:35:53,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:35:53,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:35:53,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:35:53,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:35:53,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:35:53,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:35:53,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:35:53,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:35:53,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:35:53,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:35:53,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:35:53,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:35:53,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:35:53,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:35:53,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:35:53,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:35:53,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:35:53,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:35:53,730 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:35:53,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:35:53,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:35:53,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:35:53,732 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:35:53,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:35:53,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:35:53,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:35:53,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:35:53,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:35:53,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:35:53,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:35:53,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:35:53,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:35:53,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:35:53,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:35:53,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:35:53,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:35:53,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:35:53,737 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:35:53,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:35:53,737 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 -> 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 [2020-10-20 00:35:53,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:35:53,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:35:53,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:35:53,984 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:35:53,985 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:35:53,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-10-20 00:35:54,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35948b11/68c68cf71f7341e89c2a070614d9b666/FLAG7b3c1a787 [2020-10-20 00:35:54,612 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:35:54,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-10-20 00:35:54,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35948b11/68c68cf71f7341e89c2a070614d9b666/FLAG7b3c1a787 [2020-10-20 00:35:54,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35948b11/68c68cf71f7341e89c2a070614d9b666 [2020-10-20 00:35:54,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:35:54,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:35:54,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:35:54,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:35:54,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:35:54,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:35:54" (1/1) ... [2020-10-20 00:35:54,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2616bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:54, skipping insertion in model container [2020-10-20 00:35:54,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:35:54" (1/1) ... [2020-10-20 00:35:54,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:35:55,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:35:55,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:35:55,392 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 00:35:55,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:35:55,485 INFO L208 MainTranslator]: Completed translation [2020-10-20 00:35:55,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55 WrapperNode [2020-10-20 00:35:55,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:35:55,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 00:35:55,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 00:35:55,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 00:35:55,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 00:35:55,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 00:35:55,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 00:35:55,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 00:35:55,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (1/1) ... [2020-10-20 00:35:55,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 00:35:55,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 00:35:55,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 00:35:55,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 00:35:55,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (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 00:35:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-10-20 00:35:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 00:35:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 00:35:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-20 00:35:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 00:35:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 00:35:55,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 00:35:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-20 00:35:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 00:35:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 00:36:13,448 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 00:36:13,448 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-10-20 00:36:13,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:13 BoogieIcfgContainer [2020-10-20 00:36:13,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 00:36:13,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 00:36:13,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 00:36:13,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 00:36:13,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 12:35:54" (1/3) ... [2020-10-20 00:36:13,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2004d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:36:13, skipping insertion in model container [2020-10-20 00:36:13,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:35:55" (2/3) ... [2020-10-20 00:36:13,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2004d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:36:13, skipping insertion in model container [2020-10-20 00:36:13,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:13" (3/3) ... [2020-10-20 00:36:13,463 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2020-10-20 00:36:13,477 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 00:36:13,487 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 00:36:13,503 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 00:36:13,533 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 00:36:13,533 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 00:36:13,533 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 00:36:13,533 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 00:36:13,533 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 00:36:13,534 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 00:36:13,534 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 00:36:13,534 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 00:36:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2020-10-20 00:36:13,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-20 00:36:13,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:13,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:36:13,560 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:13,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:13,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2020-10-20 00:36:13,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:13,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1836446739] [2020-10-20 00:36:13,579 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 00:36:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:14,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-20 00:36:14,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:14,630 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 00:36:14,631 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:14,635 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 00:36:14,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1836446739] [2020-10-20 00:36:14,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:14,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 00:36:14,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525530647] [2020-10-20 00:36:14,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 00:36:14,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:14,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 00:36:14,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:36:14,661 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2020-10-20 00:36:14,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:14,692 INFO L93 Difference]: Finished difference Result 220 states and 367 transitions. [2020-10-20 00:36:14,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 00:36:14,693 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-20 00:36:14,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:14,704 INFO L225 Difference]: With dead ends: 220 [2020-10-20 00:36:14,705 INFO L226 Difference]: Without dead ends: 107 [2020-10-20 00:36:14,708 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:36:14,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-10-20 00:36:14,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-10-20 00:36:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-20 00:36:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2020-10-20 00:36:14,753 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2020-10-20 00:36:14,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:14,754 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2020-10-20 00:36:14,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 00:36:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-10-20 00:36:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 00:36:14,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:14,755 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:36:14,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 00:36:14,962 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:14,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:14,963 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2020-10-20 00:36:14,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:14,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94543632] [2020-10-20 00:36:14,965 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 00:36:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:15,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 00:36:15,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:16,284 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 00:36:16,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:16,378 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-20 00:36:16,542 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-20 00:36:16,698 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-20 00:36:16,760 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 00:36:16,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94543632] [2020-10-20 00:36:16,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:16,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-10-20 00:36:16,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871811041] [2020-10-20 00:36:16,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 00:36:16,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:16,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 00:36:16,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-20 00:36:16,764 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2020-10-20 00:36:17,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:17,557 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2020-10-20 00:36:17,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 00:36:17,619 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2020-10-20 00:36:17,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:17,621 INFO L225 Difference]: With dead ends: 163 [2020-10-20 00:36:17,621 INFO L226 Difference]: Without dead ends: 98 [2020-10-20 00:36:17,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-20 00:36:17,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-20 00:36:17,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2020-10-20 00:36:17,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-20 00:36:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 134 transitions. [2020-10-20 00:36:17,638 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 134 transitions. Word has length 13 [2020-10-20 00:36:17,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:17,638 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 134 transitions. [2020-10-20 00:36:17,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 00:36:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2020-10-20 00:36:17,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 00:36:17,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:17,639 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 00:36:17,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-20 00:36:17,854 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:17,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:17,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2020-10-20 00:36:17,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:17,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497788230] [2020-10-20 00:36:17,857 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 00:36:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:18,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 00:36:18,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:18,898 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 00:36:18,914 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 00:36:18,915 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:19,122 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 00:36:19,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497788230] [2020-10-20 00:36:19,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:19,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-10-20 00:36:19,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786943023] [2020-10-20 00:36:19,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-20 00:36:19,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:19,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-20 00:36:19,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-20 00:36:19,125 INFO L87 Difference]: Start difference. First operand 98 states and 134 transitions. Second operand 11 states. [2020-10-20 00:36:19,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:19,766 INFO L93 Difference]: Finished difference Result 163 states and 221 transitions. [2020-10-20 00:36:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 00:36:19,772 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2020-10-20 00:36:19,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:19,773 INFO L225 Difference]: With dead ends: 163 [2020-10-20 00:36:19,776 INFO L226 Difference]: Without dead ends: 102 [2020-10-20 00:36:19,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-20 00:36:19,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-10-20 00:36:19,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2020-10-20 00:36:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-20 00:36:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 132 transitions. [2020-10-20 00:36:19,811 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 132 transitions. Word has length 18 [2020-10-20 00:36:19,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:19,812 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 132 transitions. [2020-10-20 00:36:19,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-20 00:36:19,812 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2020-10-20 00:36:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 00:36:19,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:19,813 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 00:36:20,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-20 00:36:20,028 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:20,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:20,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1326491897, now seen corresponding path program 1 times [2020-10-20 00:36:20,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:20,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1622610398] [2020-10-20 00:36:20,031 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 00:36:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:21,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 00:36:21,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:21,101 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 00:36:21,101 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:21,182 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 00:36:21,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1622610398] [2020-10-20 00:36:21,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:21,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-10-20 00:36:21,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425139017] [2020-10-20 00:36:21,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 00:36:21,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:21,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 00:36:21,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-20 00:36:21,185 INFO L87 Difference]: Start difference. First operand 98 states and 132 transitions. Second operand 10 states. [2020-10-20 00:36:22,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:22,421 INFO L93 Difference]: Finished difference Result 102 states and 135 transitions. [2020-10-20 00:36:22,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 00:36:22,422 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-10-20 00:36:22,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:22,423 INFO L225 Difference]: With dead ends: 102 [2020-10-20 00:36:22,424 INFO L226 Difference]: Without dead ends: 98 [2020-10-20 00:36:22,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-20 00:36:22,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-20 00:36:22,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2020-10-20 00:36:22,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-20 00:36:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 131 transitions. [2020-10-20 00:36:22,435 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 131 transitions. Word has length 18 [2020-10-20 00:36:22,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:22,436 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 131 transitions. [2020-10-20 00:36:22,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 00:36:22,436 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 131 transitions. [2020-10-20 00:36:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 00:36:22,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:22,437 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] [2020-10-20 00:36:22,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-20 00:36:22,652 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:22,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:22,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1055279212, now seen corresponding path program 1 times [2020-10-20 00:36:22,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:22,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2001996071] [2020-10-20 00:36:22,654 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 00:36:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:23,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 00:36:23,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:23,735 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 00:36:23,759 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 00:36:23,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:24,052 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 00:36:24,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2001996071] [2020-10-20 00:36:24,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:24,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2020-10-20 00:36:24,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038671049] [2020-10-20 00:36:24,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-20 00:36:24,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:24,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-20 00:36:24,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-20 00:36:24,054 INFO L87 Difference]: Start difference. First operand 98 states and 131 transitions. Second operand 13 states. [2020-10-20 00:36:24,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:24,391 INFO L93 Difference]: Finished difference Result 102 states and 134 transitions. [2020-10-20 00:36:24,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 00:36:24,392 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 20 [2020-10-20 00:36:24,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:24,392 INFO L225 Difference]: With dead ends: 102 [2020-10-20 00:36:24,393 INFO L226 Difference]: Without dead ends: 39 [2020-10-20 00:36:24,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2020-10-20 00:36:24,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-20 00:36:24,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-10-20 00:36:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-20 00:36:24,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2020-10-20 00:36:24,402 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 20 [2020-10-20 00:36:24,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:24,403 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2020-10-20 00:36:24,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-20 00:36:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2020-10-20 00:36:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 00:36:24,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:24,405 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] [2020-10-20 00:36:24,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-20 00:36:24,610 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:24,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:24,611 INFO L82 PathProgramCache]: Analyzing trace with hash -323150641, now seen corresponding path program 1 times [2020-10-20 00:36:24,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:24,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [261733724] [2020-10-20 00:36:24,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-10-20 00:36:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:25,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 00:36:25,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:25,787 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 00:36:25,787 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:25,947 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 00:36:25,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [261733724] [2020-10-20 00:36:25,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:25,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-10-20 00:36:25,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151564043] [2020-10-20 00:36:25,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-20 00:36:25,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:25,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-20 00:36:25,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-20 00:36:25,950 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 12 states. [2020-10-20 00:36:30,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:30,679 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2020-10-20 00:36:30,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 00:36:30,680 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2020-10-20 00:36:30,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:30,680 INFO L225 Difference]: With dead ends: 54 [2020-10-20 00:36:30,680 INFO L226 Difference]: Without dead ends: 33 [2020-10-20 00:36:30,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-20 00:36:30,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-20 00:36:30,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2020-10-20 00:36:30,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-20 00:36:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2020-10-20 00:36:30,685 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2020-10-20 00:36:30,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:30,685 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2020-10-20 00:36:30,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-20 00:36:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2020-10-20 00:36:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 00:36:30,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:30,687 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, 1] [2020-10-20 00:36:30,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-20 00:36:30,895 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:30,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:30,896 INFO L82 PathProgramCache]: Analyzing trace with hash -2134513230, now seen corresponding path program 1 times [2020-10-20 00:36:30,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:30,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000819145] [2020-10-20 00:36:30,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-10-20 00:36:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:31,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 00:36:31,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:31,999 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 00:36:32,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:32,128 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 00:36:32,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000819145] [2020-10-20 00:36:32,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:32,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-10-20 00:36:32,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29512537] [2020-10-20 00:36:32,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 00:36:32,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:32,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 00:36:32,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-20 00:36:32,131 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 14 states. [2020-10-20 00:36:37,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:37,227 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-10-20 00:36:37,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 00:36:37,232 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-20 00:36:37,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:37,233 INFO L225 Difference]: With dead ends: 33 [2020-10-20 00:36:37,233 INFO L226 Difference]: Without dead ends: 28 [2020-10-20 00:36:37,234 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 28 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-20 00:36:37,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-10-20 00:36:37,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-10-20 00:36:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-20 00:36:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2020-10-20 00:36:37,238 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 22 [2020-10-20 00:36:37,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:37,239 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2020-10-20 00:36:37,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 00:36:37,239 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2020-10-20 00:36:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 00:36:37,240 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:36:37,240 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, 1, 1, 1, 1] [2020-10-20 00:36:37,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-20 00:36:37,452 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:36:37,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:36:37,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1245613635, now seen corresponding path program 1 times [2020-10-20 00:36:37,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:36:37,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088859772] [2020-10-20 00:36:37,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-10-20 00:36:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:36:39,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 00:36:39,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:36:39,619 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 00:36:39,620 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:36:39,980 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-20 00:36:40,571 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-20 00:36:41,758 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-20 00:36:42,166 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 00:36:42,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088859772] [2020-10-20 00:36:42,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:36:42,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-10-20 00:36:42,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16033210] [2020-10-20 00:36:42,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 00:36:42,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:36:42,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 00:36:42,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-20 00:36:42,169 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 10 states. [2020-10-20 00:36:42,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:36:42,685 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-10-20 00:36:42,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 00:36:42,687 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2020-10-20 00:36:42,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:36:42,688 INFO L225 Difference]: With dead ends: 28 [2020-10-20 00:36:42,688 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 00:36:42,689 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-20 00:36:42,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 00:36:42,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 00:36:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 00:36:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 00:36:42,690 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-10-20 00:36:42,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:36:42,690 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 00:36:42,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 00:36:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 00:36:42,691 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 00:36:42,897 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-10-20 00:36:42,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 00:36:43,462 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 00:36:43,519 INFO L277 CegarLoopResult]: At program point L235(lines 217 236) the Hoare annotation is: true [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L170(lines 170 179) no Hoare annotation was computed. [2020-10-20 00:36:43,519 INFO L274 CegarLoopResult]: For program point L203-1(lines 196 208) no Hoare annotation was computed. [2020-10-20 00:36:43,520 INFO L274 CegarLoopResult]: For program point L203-2(lines 203 207) no Hoare annotation was computed. [2020-10-20 00:36:43,520 INFO L274 CegarLoopResult]: For program point L71(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:36:43,520 INFO L274 CegarLoopResult]: For program point L71-2(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:36:43,520 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L138(lines 138 139) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L72(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L72-2(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L72-3(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L72-5(lines 72 75) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L73(lines 73 74) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L73-1(lines 73 74) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-20 00:36:43,521 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L142(lines 142 152) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L109(lines 109 114) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L142-2(lines 120 215) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-20 00:36:43,522 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L144-2(line 144) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L79(lines 79 95) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L79-1(lines 79 95) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L80(lines 80 86) no Hoare annotation was computed. [2020-10-20 00:36:43,523 INFO L274 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2020-10-20 00:36:43,524 INFO L270 CegarLoopResult]: At program point L113-3(lines 53 115) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start_atan_float_~x .cse0) (= |ULTIMATE.start_atan_float_#res| .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (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)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.gt (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)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (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.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= (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)) .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-10-20 00:36:43,524 INFO L274 CegarLoopResult]: For program point L80-3(lines 80 86) no Hoare annotation was computed. [2020-10-20 00:36:43,524 INFO L274 CegarLoopResult]: For program point L113-4(line 113) no Hoare annotation was computed. [2020-10-20 00:36:43,524 INFO L274 CegarLoopResult]: For program point L113-6(line 113) no Hoare annotation was computed. [2020-10-20 00:36:43,524 INFO L270 CegarLoopResult]: At program point L113-7(lines 53 115) the Hoare annotation is: false [2020-10-20 00:36:43,524 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-20 00:36:43,524 INFO L274 CegarLoopResult]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L270 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: false [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point L16-5(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L270 CegarLoopResult]: At program point L16-6(lines 16 20) the Hoare annotation is: false [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point L16-9(lines 16 20) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L270 CegarLoopResult]: At program point L16-10(lines 16 20) the Hoare annotation is: false [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point L184-2(line 184) no Hoare annotation was computed. [2020-10-20 00:36:43,525 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L270 CegarLoopResult]: At program point L120(lines 120 215) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (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)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.gt (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)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (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.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= (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)) .cse0))) [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21-1(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21-4(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:36:43,526 INFO L274 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L21-6(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L21-7(lines 14 27) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L21-8(lines 21 25) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L187(lines 187 192) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L88(lines 88 94) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L88-2(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L88-3(lines 88 94) no Hoare annotation was computed. [2020-10-20 00:36:43,527 INFO L274 CegarLoopResult]: For program point L88-5(lines 71 96) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L155-2(line 155) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L189(lines 189 192) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L189-2(lines 187 192) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:36:43,528 INFO L270 CegarLoopResult]: At program point L57-2(lines 57 61) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start_atan_float_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (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)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (fp.gt (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)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (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.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= (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)) .cse0))) [2020-10-20 00:36:43,528 INFO L274 CegarLoopResult]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L57-5(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L270 CegarLoopResult]: At program point L57-6(lines 57 61) the Hoare annotation is: false [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L57-7(lines 57 61) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L157(lines 157 181) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L157-1(lines 120 215) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L270 CegarLoopResult]: At program point L124-2(lines 124 128) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2020-10-20 00:36:43,529 INFO L274 CegarLoopResult]: For program point L158(lines 158 180) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L270 CegarLoopResult]: At program point L26(lines 14 27) the Hoare annotation is: false [2020-10-20 00:36:43,530 INFO L270 CegarLoopResult]: At program point L26-1(lines 14 27) the Hoare annotation is: false [2020-10-20 00:36:43,530 INFO L270 CegarLoopResult]: At program point L26-2(lines 14 27) the Hoare annotation is: false [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L159(lines 159 168) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L226(lines 226 233) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L193(lines 193 214) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L226-2(lines 226 233) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 00:36:43,530 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L63(lines 63 70) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L63-1(lines 63 70) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L270 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (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)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (fp.gt (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)) (_ +zero 8 24)) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L64(lines 64 65) no Hoare annotation was computed. [2020-10-20 00:36:43,531 INFO L274 CegarLoopResult]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L64-1(lines 64 65) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L270 CegarLoopResult]: At program point L198-2(lines 198 202) the Hoare annotation is: false [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L66(lines 66 69) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L66-1(lines 66 69) no Hoare annotation was computed. [2020-10-20 00:36:43,532 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-20 00:36:43,545 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,554 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,558 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,559 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,559 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,562 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,566 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,569 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:36:43 BoogieIcfgContainer [2020-10-20 00:36:43,586 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 00:36:43,591 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 00:36:43,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 00:36:43,592 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 00:36:43,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:36:13" (3/4) ... [2020-10-20 00:36:43,601 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 00:36:43,633 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-10-20 00:36:43,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-10-20 00:36:43,635 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 00:36:43,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 00:36:43,688 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-10-20 00:36:43,689 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-10-20 00:36:43,692 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-10-20 00:36:43,694 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-10-20 00:36:43,774 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 00:36:43,774 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 00:36:43,776 INFO L168 Benchmark]: Toolchain (without parser) took 48819.91 ms. Allocated memory was 39.3 MB in the beginning and 70.8 MB in the end (delta: 31.5 MB). Free memory was 17.0 MB in the beginning and 40.6 MB in the end (delta: -23.6 MB). Peak memory consumption was 7.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,776 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 30.9 MB. Free memory was 6.2 MB in the beginning and 6.1 MB in the end (delta: 62.9 kB). Peak memory consumption was 62.9 kB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.28 ms. Allocated memory was 39.3 MB in the beginning and 40.4 MB in the end (delta: 1.0 MB). Free memory was 16.1 MB in the beginning and 9.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.61 ms. Allocated memory was 40.4 MB in the beginning and 41.4 MB in the end (delta: 1.0 MB). Free memory was 9.2 MB in the beginning and 22.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 265.6 kB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,778 INFO L168 Benchmark]: Boogie Preprocessor took 91.55 ms. Allocated memory is still 41.4 MB. Free memory was 22.1 MB in the beginning and 18.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,778 INFO L168 Benchmark]: RCFGBuilder took 17786.38 ms. Allocated memory was 41.4 MB in the beginning and 46.7 MB in the end (delta: 5.2 MB). Free memory was 18.2 MB in the beginning and 27.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,778 INFO L168 Benchmark]: TraceAbstraction took 30137.61 ms. Allocated memory was 46.7 MB in the beginning and 70.8 MB in the end (delta: 24.1 MB). Free memory was 27.5 MB in the beginning and 50.2 MB in the end (delta: -22.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,779 INFO L168 Benchmark]: Witness Printer took 183.14 ms. Allocated memory is still 70.8 MB. Free memory was 50.2 MB in the beginning and 40.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:36:43,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 30.9 MB. Free memory was 6.2 MB in the beginning and 6.1 MB in the end (delta: 62.9 kB). Peak memory consumption was 62.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 523.28 ms. Allocated memory was 39.3 MB in the beginning and 40.4 MB in the end (delta: 1.0 MB). Free memory was 16.1 MB in the beginning and 9.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.2 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 84.61 ms. Allocated memory was 40.4 MB in the beginning and 41.4 MB in the end (delta: 1.0 MB). Free memory was 9.2 MB in the beginning and 22.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 265.6 kB. Max. memory is 14.3 GB. * Boogie Preprocessor took 91.55 ms. Allocated memory is still 41.4 MB. Free memory was 22.1 MB in the beginning and 18.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 17786.38 ms. Allocated memory was 41.4 MB in the beginning and 46.7 MB in the end (delta: 5.2 MB). Free memory was 18.2 MB in the beginning and 27.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 30137.61 ms. Allocated memory was 46.7 MB in the beginning and 70.8 MB in the end (delta: 24.1 MB). Free memory was 27.5 MB in the beginning and 50.2 MB in the end (delta: -22.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.3 GB. * Witness Printer took 183.14 ms. Allocated memory is still 70.8 MB. Free memory was 50.2 MB in the beginning and 40.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 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 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_~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[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[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[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[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[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[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[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_~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 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_~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[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[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[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_~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[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[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_~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[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[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_~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[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[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - 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 00:36:43,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,794 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - 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 00:36:43,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,803 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,803 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,803 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant [2020-10-20 00:36:43,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,810 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,810 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,810 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,811 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-20 00:36:43,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-10-20 00:36:43,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant [2020-10-20 00:36:43,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant [2020-10-20 00:36:43,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-10-20 00:36:43,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-10-20 00:36:43,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - 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, 112 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.3s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 614 SDtfs, 2612 SDslu, 1095 SDs, 0 SdLazy, 256 SolverSat, 20 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 11.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 306 GetRequests, 203 SyntacticMatches, 5 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred 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: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 22 NumberOfFragments, 318 HoareAnnotationTreeSize, 15 FomulaSimplifications, 458 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 15 FomulaSimplificationsInter, 170 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 8.0s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 278 ConstructedInterpolants, 38 QuantifiedInterpolants, 40424 SizeOfPredicates, 63 NumberOfNonLiveVariables, 1003 ConjunctsInSsa, 74 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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...