./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0660b.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0660b.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 6b6f2248fef0dd5c7754a6fb4a3f6f7201620c77059d6480978fc928d68c4f15 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:31:07,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:31:07,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:31:07,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:31:07,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:31:07,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:31:07,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:31:07,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:31:07,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:31:07,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:31:07,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:31:07,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:31:07,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:31:07,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:31:07,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:31:07,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:31:07,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:31:07,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:31:07,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:31:07,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:31:07,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:31:07,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:31:07,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:31:07,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:31:07,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:31:07,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:31:07,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:31:07,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:31:07,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:31:07,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:31:07,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:31:07,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:31:07,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:31:07,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:31:07,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:31:07,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:31:07,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:31:07,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:31:07,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:31:07,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:31:07,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:31:07,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:31:07,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:31:07,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:31:07,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:31:07,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:31:07,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:31:07,596 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:31:07,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:31:07,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:31:07,597 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:31:07,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:31:07,597 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:31:07,598 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:31:07,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:31:07,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:31:07,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:31:07,600 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:31:07,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:31:07,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b6f2248fef0dd5c7754a6fb4a3f6f7201620c77059d6480978fc928d68c4f15 [2022-02-20 16:31:07,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:31:07,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:31:07,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:31:07,761 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:31:07,761 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:31:07,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0660b.c [2022-02-20 16:31:07,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519c0a947/ca293ca2ee4b4d11893a8e6d989f42ba/FLAG0e00ffd85 [2022-02-20 16:31:08,162 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:31:08,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c [2022-02-20 16:31:08,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519c0a947/ca293ca2ee4b4d11893a8e6d989f42ba/FLAG0e00ffd85 [2022-02-20 16:31:08,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519c0a947/ca293ca2ee4b4d11893a8e6d989f42ba [2022-02-20 16:31:08,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:31:08,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:31:08,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:31:08,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:31:08,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:31:08,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e71515b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08, skipping insertion in model container [2022-02-20 16:31:08,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:31:08,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:31:08,761 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c[6212,6225] [2022-02-20 16:31:08,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:31:08,769 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:31:08,815 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c[6212,6225] [2022-02-20 16:31:08,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:31:08,828 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:31:08,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08 WrapperNode [2022-02-20 16:31:08,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:31:08,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:31:08,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:31:08,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:31:08,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,887 INFO L137 Inliner]: procedures = 19, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 263 [2022-02-20 16:31:08,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:31:08,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:31:08,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:31:08,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:31:08,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:31:08,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:31:08,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:31:08,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:31:08,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (1/1) ... [2022-02-20 16:31:08,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:31:08,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:31:08,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:31:08,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:31:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-02-20 16:31:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2022-02-20 16:31:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2022-02-20 16:31:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:31:08,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:31:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 16:31:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-02-20 16:31:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:31:09,052 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:31:09,053 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:31:09,611 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:31:09,621 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:31:09,621 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-02-20 16:31:09,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:31:09 BoogieIcfgContainer [2022-02-20 16:31:09,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:31:09,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:31:09,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:31:09,629 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:31:09,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:31:08" (1/3) ... [2022-02-20 16:31:09,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2967ed8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:31:09, skipping insertion in model container [2022-02-20 16:31:09,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:08" (2/3) ... [2022-02-20 16:31:09,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2967ed8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:31:09, skipping insertion in model container [2022-02-20 16:31:09,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:31:09" (3/3) ... [2022-02-20 16:31:09,633 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0660b.c [2022-02-20 16:31:09,637 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:31:09,638 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:31:09,690 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:31:09,696 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:31:09,696 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:31:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 99 states have (on average 1.7373737373737375) internal successors, (172), 100 states have internal predecessors, (172), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 16:31:09,724 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:31:09,724 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:31:09,725 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:31:09,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:31:09,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1187241542, now seen corresponding path program 1 times [2022-02-20 16:31:09,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:31:09,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388617657] [2022-02-20 16:31:09,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:31:09,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:31:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:31:09,877 INFO L290 TraceCheckUtils]: 0: Hoare triple {110#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(22, 2);call #Ultimate.allocInit(12, 3);~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := 4, 0;call #Ultimate.allocInit(32, 4);call write~init~real(0.4636476090008061, ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 8);call write~init~real(0.7853981633974483, ~#atanhi_atan~0.base, 8 + ~#atanhi_atan~0.offset, 8);call write~init~real(0.982793723247329, ~#atanhi_atan~0.base, 16 + ~#atanhi_atan~0.offset, 8);call write~init~real(1.5707963267948966, ~#atanhi_atan~0.base, 24 + ~#atanhi_atan~0.offset, 8);~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := 5, 0;call #Ultimate.allocInit(32, 5);call write~init~real(2.2698777452961687E-17, ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 8);call write~init~real(3.061616997868383E-17, ~#atanlo_atan~0.base, 8 + ~#atanlo_atan~0.offset, 8);call write~init~real(1.3903311031230998E-17, ~#atanlo_atan~0.base, 16 + ~#atanlo_atan~0.offset, 8);call write~init~real(6.123233995736766E-17, ~#atanlo_atan~0.base, 24 + ~#atanlo_atan~0.offset, 8);~#aT_atan~0.base, ~#aT_atan~0.offset := 6, 0;call #Ultimate.allocInit(88, 6);call write~init~real(0.3333333333333293, ~#aT_atan~0.base, ~#aT_atan~0.offset, 8);call write~init~real(~someUnaryDOUBLEoperation(0.19999999999876483), ~#aT_atan~0.base, 8 + ~#aT_atan~0.offset, 8);call write~init~real(0.14285714272503466, ~#aT_atan~0.base, 16 + ~#aT_atan~0.offset, 8);call write~init~real(~someUnaryDOUBLEoperation(0.11111110405462356), ~#aT_atan~0.base, 24 + ~#aT_atan~0.offset, 8);call write~init~real(0.09090887133436507, ~#aT_atan~0.base, 32 + ~#aT_atan~0.offset, 8);call write~init~real(~someUnaryDOUBLEoperation(0.0769187620504483), ~#aT_atan~0.base, 40 + ~#aT_atan~0.offset, 8);call write~init~real(0.06661073137387531, ~#aT_atan~0.base, 48 + ~#aT_atan~0.offset, 8);call write~init~real(~someUnaryDOUBLEoperation(0.058335701337905735), ~#aT_atan~0.base, 56 + ~#aT_atan~0.offset, 8);call write~init~real(0.049768779946159324, ~#aT_atan~0.base, 64 + ~#aT_atan~0.offset, 8);call write~init~real(~someUnaryDOUBLEoperation(0.036531572744216916), ~#aT_atan~0.base, 72 + ~#aT_atan~0.offset, 8);call write~init~real(0.016285820115365782, ~#aT_atan~0.base, 80 + ~#aT_atan~0.offset, 8);~one_atan~0 := 1.0;~pi_o_4~0 := 0.7853981633974483;~pi_o_2~0 := 1.5707963267948966;~pi~0 := 3.141592653589793;~huge_atan~0 := 1.0E300;~tiny_atan2~0 := 1.0E-300;~zero_atan2~0 := 0.0;~pi_lo_atan2~0 := 1.2246467991473532E-16; {110#true} is VALID [2022-02-20 16:31:09,878 INFO L290 TraceCheckUtils]: 1: Hoare triple {110#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet46#1, main_#t~ret47#1, main_~res~0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~y~0#1 := 0.0; {110#true} is VALID [2022-02-20 16:31:09,878 INFO L290 TraceCheckUtils]: 2: Hoare triple {110#true} assume ~someBinaryDOUBLEComparisonOperation(main_~x~0#1, 0.0);assume { :begin_inline___ieee754_atan2 } true;__ieee754_atan2_#in~y#1, __ieee754_atan2_#in~x#1 := main_~y~0#1, main_~x~0#1;havoc __ieee754_atan2_#res#1;havoc __ieee754_atan2_#t~mem28#1, __ieee754_atan2_#t~mem29#1, __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset, __ieee754_atan2_#t~mem31#1, __ieee754_atan2_#t~mem32#1, __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset, __ieee754_atan2_#t~ret34#1, __ieee754_atan2_#t~switch36#1, __ieee754_atan2_#t~ite37#1, __ieee754_atan2_#t~switch38#1, __ieee754_atan2_#t~switch39#1, __ieee754_atan2_#t~ite40#1, __ieee754_atan2_#t~ret41#1, __ieee754_atan2_#t~ret42#1, __ieee754_atan2_#t~switch43#1, __ieee754_atan2_#t~mem44#1, __ieee754_atan2_~#gh_u~2#1.base, __ieee754_atan2_~#gh_u~2#1.offset, __ieee754_atan2_#t~mem45#1, __ieee754_atan2_~#sh_u~1#1.base, __ieee754_atan2_~#sh_u~1#1.offset, __ieee754_atan2_~zh~0#1, __ieee754_atan2_~y#1, __ieee754_atan2_~x#1, __ieee754_atan2_~z~1#1, __ieee754_atan2_~k~0#1, __ieee754_atan2_~m~0#1, __ieee754_atan2_~hx~1#1, __ieee754_atan2_~hy~0#1, __ieee754_atan2_~ix~1#1, __ieee754_atan2_~iy~0#1, __ieee754_atan2_~lx~0#1, __ieee754_atan2_~ly~0#1, __ieee754_atan2_#t~nondet30#1, __ieee754_atan2_#t~nondet33#1, __ieee754_atan2_#t~nondet35#1;__ieee754_atan2_~y#1 := __ieee754_atan2_#in~y#1;__ieee754_atan2_~x#1 := __ieee754_atan2_#in~x#1;havoc __ieee754_atan2_~z~1#1;havoc __ieee754_atan2_~k~0#1;havoc __ieee754_atan2_~m~0#1;havoc __ieee754_atan2_~hx~1#1;havoc __ieee754_atan2_~hy~0#1;havoc __ieee754_atan2_~ix~1#1;havoc __ieee754_atan2_~iy~0#1;havoc __ieee754_atan2_~lx~0#1;havoc __ieee754_atan2_~ly~0#1; {110#true} is VALID [2022-02-20 16:31:09,879 INFO L290 TraceCheckUtils]: 3: Hoare triple {110#true} assume !true; {111#false} is VALID [2022-02-20 16:31:09,879 INFO L290 TraceCheckUtils]: 4: Hoare triple {111#false} assume 0 == __ieee754_atan2_~hx~1#1;__ieee754_atan2_~ix~1#1 := 0; {111#false} is VALID [2022-02-20 16:31:09,879 INFO L290 TraceCheckUtils]: 5: Hoare triple {111#false} assume !true; {111#false} is VALID [2022-02-20 16:31:09,879 INFO L290 TraceCheckUtils]: 6: Hoare triple {111#false} assume 0 == __ieee754_atan2_~hy~0#1;__ieee754_atan2_~iy~0#1 := 0; {111#false} is VALID [2022-02-20 16:31:09,880 INFO L290 TraceCheckUtils]: 7: Hoare triple {111#false} assume (if (1 == __ieee754_atan2_~ix~1#1 || 0 == __ieee754_atan2_~ix~1#1) && 0 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1) then __ieee754_atan2_~ix~1#1 else (if 0 == __ieee754_atan2_~ix~1#1 && (1 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1) || 0 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1)) then (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1) else (if (1 == __ieee754_atan2_~ix~1#1 && (1 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1) || 0 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1))) || ((1 == __ieee754_atan2_~ix~1#1 || 0 == __ieee754_atan2_~ix~1#1) && 1 == (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1)) then 1 else ~bitwiseOr(__ieee754_atan2_~ix~1#1, (if (if (1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 0 == -__ieee754_atan2_~lx~0#1 then __ieee754_atan2_~lx~0#1 else (if 0 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1) then -__ieee754_atan2_~lx~0#1 else (if (1 == __ieee754_atan2_~lx~0#1 && (1 == -__ieee754_atan2_~lx~0#1 || 0 == -__ieee754_atan2_~lx~0#1)) || ((1 == __ieee754_atan2_~lx~0#1 || 0 == __ieee754_atan2_~lx~0#1) && 1 == -__ieee754_atan2_~lx~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~lx~0#1, -__ieee754_atan2_~lx~0#1)))) >= 0 then 0 else 1))))) % 4294967296 > 2146435072 || (if (1 == __ieee754_atan2_~iy~0#1 || 0 == __ieee754_atan2_~iy~0#1) && 0 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1) then __ieee754_atan2_~iy~0#1 else (if 0 == __ieee754_atan2_~iy~0#1 && (1 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1) || 0 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1)) then (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1) else (if (1 == __ieee754_atan2_~iy~0#1 && (1 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1) || 0 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1))) || ((1 == __ieee754_atan2_~iy~0#1 || 0 == __ieee754_atan2_~iy~0#1) && 1 == (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1)) then 1 else ~bitwiseOr(__ieee754_atan2_~iy~0#1, (if (if (1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 0 == -__ieee754_atan2_~ly~0#1 then __ieee754_atan2_~ly~0#1 else (if 0 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1) then -__ieee754_atan2_~ly~0#1 else (if (1 == __ieee754_atan2_~ly~0#1 && (1 == -__ieee754_atan2_~ly~0#1 || 0 == -__ieee754_atan2_~ly~0#1)) || ((1 == __ieee754_atan2_~ly~0#1 || 0 == __ieee754_atan2_~ly~0#1) && 1 == -__ieee754_atan2_~ly~0#1) then 1 else ~bitwiseOr(__ieee754_atan2_~ly~0#1, -__ieee754_atan2_~ly~0#1)))) >= 0 then 0 else 1))))) % 4294967296 > 2146435072;__ieee754_atan2_#res#1 := ~someBinaryArithmeticDOUBLEoperation(__ieee754_atan2_~x#1, __ieee754_atan2_~y#1); {111#false} is VALID [2022-02-20 16:31:09,889 INFO L290 TraceCheckUtils]: 8: Hoare triple {111#false} main_#t~ret47#1 := __ieee754_atan2_#res#1;assume { :end_inline___ieee754_atan2 } true;main_~res~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1; {111#false} is VALID [2022-02-20 16:31:09,890 INFO L290 TraceCheckUtils]: 9: Hoare triple {111#false} assume ~someBinaryDOUBLEComparisonOperation(main_~res~0#1, ~pi~0); {111#false} is VALID [2022-02-20 16:31:09,890 INFO L290 TraceCheckUtils]: 10: Hoare triple {111#false} assume !false; {111#false} is VALID [2022-02-20 16:31:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:31:09,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:31:09,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388617657] [2022-02-20 16:31:09,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388617657] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:31:09,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:31:09,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 16:31:09,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185642023] [2022-02-20 16:31:09,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:31:09,898 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:31:09,899 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:31:09,901 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:09,914 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:31:09,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 16:31:09,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:31:09,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 16:31:09,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:31:09,935 INFO L87 Difference]: Start difference. First operand has 107 states, 99 states have (on average 1.7373737373737375) internal successors, (172), 100 states have internal predecessors, (172), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:10,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:31:10,056 INFO L93 Difference]: Finished difference Result 211 states and 360 transitions. [2022-02-20 16:31:10,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 16:31:10,057 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:31:10,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:31:10,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 360 transitions. [2022-02-20 16:31:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:10,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 360 transitions. [2022-02-20 16:31:10,092 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 360 transitions. [2022-02-20 16:31:10,362 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 360 edges. 360 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:31:10,374 INFO L225 Difference]: With dead ends: 211 [2022-02-20 16:31:10,374 INFO L226 Difference]: Without dead ends: 103 [2022-02-20 16:31:10,378 INFO L932 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 [2022-02-20 16:31:10,382 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:31:10,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:31:10,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-02-20 16:31:10,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2022-02-20 16:31:10,411 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:31:10,415 INFO L82 GeneralOperation]: Start isEquivalent. First operand 103 states. Second operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:10,416 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:10,416 INFO L87 Difference]: Start difference. First operand 103 states. Second operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:10,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:31:10,429 INFO L93 Difference]: Finished difference Result 103 states and 152 transitions. [2022-02-20 16:31:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2022-02-20 16:31:10,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:31:10,430 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:31:10,430 INFO L74 IsIncluded]: Start isIncluded. First operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 103 states. [2022-02-20 16:31:10,431 INFO L87 Difference]: Start difference. First operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 103 states. [2022-02-20 16:31:10,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:31:10,439 INFO L93 Difference]: Finished difference Result 103 states and 152 transitions. [2022-02-20 16:31:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2022-02-20 16:31:10,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:31:10,444 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:31:10,444 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:31:10,444 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:31:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 96 states have (on average 1.5) internal successors, (144), 96 states have internal predecessors, (144), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 152 transitions. [2022-02-20 16:31:10,450 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 152 transitions. Word has length 11 [2022-02-20 16:31:10,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:31:10,450 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 152 transitions. [2022-02-20 16:31:10,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2022-02-20 16:31:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-02-20 16:31:10,453 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:31:10,454 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:31:10,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 16:31:10,454 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:31:10,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:31:10,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1076214830, now seen corresponding path program 1 times [2022-02-20 16:31:10,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:31:10,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773182538] [2022-02-20 16:31:10,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:31:10,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:31:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 16:31:10,677 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 16:31:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 16:31:10,777 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 16:31:10,777 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 16:31:10,778 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 16:31:10,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 16:31:10,781 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-20 16:31:10,782 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: fabs_doubleENTRY has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: atan_doubleENTRY has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2022-02-20 16:31:10,803 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L70-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L70-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L75-7 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L75-7 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L149-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L149-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L255-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: fabs_doubleFINAL has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L78-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L78-2 has no Hoare annotation [2022-02-20 16:31:10,804 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L75-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L75-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L149-1 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L149-1 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L149-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L149-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: fabs_doubleEXIT has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: fabs_doubleEXIT has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L75-5 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L75-5 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L156-1 has no Hoare annotation [2022-02-20 16:31:10,805 WARN L170 areAnnotationChecker]: L156-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L97-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: atan_doubleFINAL has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L91-2 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L156-2 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L156-2 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L155-3 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L155-3 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: L220-2 has no Hoare annotation [2022-02-20 16:31:10,806 WARN L170 areAnnotationChecker]: atan_doubleEXIT has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: atan_doubleEXIT has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L107-2 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-7 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-7 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L155-5 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L155-5 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L217-2 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L167-1 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-3 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L162-3 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2022-02-20 16:31:10,807 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L162-5 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L162-5 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L132-2 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168-8 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168-8 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168-2 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L168-2 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L226-2 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L226-2 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2022-02-20 16:31:10,808 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L170-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L170-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L168-4 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L168-4 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L241 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L241 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L172-2 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L168-6 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L168-6 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L231-2 has no Hoare annotation [2022-02-20 16:31:10,809 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L185-1 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L185-1 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L199 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L199 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2022-02-20 16:31:10,810 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2022-02-20 16:31:10,811 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2022-02-20 16:31:10,811 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-02-20 16:31:10,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 04:31:10 BoogieIcfgContainer [2022-02-20 16:31:10,812 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 16:31:10,812 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 16:31:10,812 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 16:31:10,812 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 16:31:10,813 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:31:09" (3/4) ... [2022-02-20 16:31:10,815 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-20 16:31:10,815 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 16:31:10,815 INFO L158 Benchmark]: Toolchain (without parser) took 2229.99ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 55.5MB in the beginning and 70.1MB in the end (delta: -14.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,816 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:31:10,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.52ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 55.3MB in the beginning and 85.1MB in the end (delta: -29.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.35ms. Allocated memory is still 115.3MB. Free memory was 85.1MB in the beginning and 80.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,817 INFO L158 Benchmark]: Boogie Preprocessor took 33.24ms. Allocated memory is still 115.3MB. Free memory was 80.0MB in the beginning and 76.3MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,817 INFO L158 Benchmark]: RCFGBuilder took 702.84ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 79.7MB in the end (delta: -3.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,817 INFO L158 Benchmark]: TraceAbstraction took 1185.75ms. Allocated memory is still 115.3MB. Free memory was 79.1MB in the beginning and 70.9MB in the end (delta: 8.1MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2022-02-20 16:31:10,817 INFO L158 Benchmark]: Witness Printer took 2.33ms. Allocated memory is still 115.3MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:31:10,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.52ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 55.3MB in the beginning and 85.1MB in the end (delta: -29.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.35ms. Allocated memory is still 115.3MB. Free memory was 85.1MB in the beginning and 80.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.24ms. Allocated memory is still 115.3MB. Free memory was 80.0MB in the beginning and 76.3MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 702.84ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 79.7MB in the end (delta: -3.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1185.75ms. Allocated memory is still 115.3MB. Free memory was 79.1MB in the beginning and 70.9MB in the end (delta: 8.1MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Witness Printer took 2.33ms. Allocated memory is still 115.3MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 261]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 260. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L252] double x = __VERIFIER_nondet_double(); [L253] double y = 0.0; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, y=0, zero_atan2=0] [L255] COND TRUE x < 0.0 [L257] CALL, EXPR __ieee754_atan2(y, x) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, \old(y)=0, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, \old(y)=0, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, ix=0, lx=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, \old(y)=0, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, hy=0, ix=0, iy=0, lx=1, ly=10, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, \old(y)=0, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, hy=0, ix=0, iy=0, lx=1, ly=10, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] [L257] RET, EXPR __ieee754_atan2(y, x) [L257] double res = __ieee754_atan2(y, x); [L260] COND TRUE res != pi VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] [L261] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y=0, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 157 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, 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=107occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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 [2022-02-20 16:31:10,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0660b.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 6b6f2248fef0dd5c7754a6fb4a3f6f7201620c77059d6480978fc928d68c4f15 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:31:12,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:31:12,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:31:12,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:31:12,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:31:12,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:31:12,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:31:12,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:31:12,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:31:12,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:31:12,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:31:12,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:31:12,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:31:12,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:31:12,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:31:12,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:31:12,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:31:12,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:31:12,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:31:12,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:31:12,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:31:12,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:31:12,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:31:12,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:31:12,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:31:12,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:31:12,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:31:12,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:31:12,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:31:12,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:31:12,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:31:12,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:31:12,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:31:12,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:31:12,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:31:12,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:31:12,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:31:12,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:31:12,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:31:12,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:31:12,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:31:12,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-02-20 16:31:12,509 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:31:12,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:31:12,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:31:12,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:31:12,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:31:12,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:31:12,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:31:12,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:31:12,511 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:31:12,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:31:12,511 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:31:12,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:31:12,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 16:31:12,512 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:31:12,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:31:12,513 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:31:12,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:31:12,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:31:12,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:31:12,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:31:12,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 16:31:12,514 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:31:12,515 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:31:12,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:31:12,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 16:31:12,515 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b6f2248fef0dd5c7754a6fb4a3f6f7201620c77059d6480978fc928d68c4f15 [2022-02-20 16:31:12,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:31:12,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:31:12,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:31:12,793 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:31:12,794 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:31:12,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0660b.c [2022-02-20 16:31:12,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b30c11d2/f33865778c3e477ab9e33529f640ce01/FLAG40e02765b [2022-02-20 16:31:13,230 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:31:13,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c [2022-02-20 16:31:13,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b30c11d2/f33865778c3e477ab9e33529f640ce01/FLAG40e02765b [2022-02-20 16:31:13,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b30c11d2/f33865778c3e477ab9e33529f640ce01 [2022-02-20 16:31:13,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:31:13,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:31:13,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:31:13,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:31:13,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:31:13,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7cf9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13, skipping insertion in model container [2022-02-20 16:31:13,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:31:13,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:31:13,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c[6212,6225] [2022-02-20 16:31:13,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:31:13,512 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:31:13,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660b.c[6212,6225] [2022-02-20 16:31:13,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:31:13,601 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:31:13,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13 WrapperNode [2022-02-20 16:31:13,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:31:13,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:31:13,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:31:13,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:31:13,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,666 INFO L137 Inliner]: procedures = 22, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 228 [2022-02-20 16:31:13,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:31:13,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:31:13,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:31:13,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:31:13,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:31:13,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:31:13,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:31:13,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:31:13,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (1/1) ... [2022-02-20 16:31:13,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:31:13,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:31:13,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:31:13,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:31:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:31:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-02-20 16:31:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-02-20 16:31:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 16:31:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:31:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-02-20 16:31:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-02-20 16:31:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-02-20 16:31:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2022-02-20 16:31:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2022-02-20 16:31:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-02-20 16:31:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:31:13,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:31:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-02-20 16:31:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:31:13,898 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:31:13,912 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:31:33,940 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:31:33,945 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:31:33,946 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-02-20 16:31:33,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:31:33 BoogieIcfgContainer [2022-02-20 16:31:33,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:31:33,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:31:33,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:31:33,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:31:33,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:31:13" (1/3) ... [2022-02-20 16:31:33,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58725615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:31:33, skipping insertion in model container [2022-02-20 16:31:33,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:31:13" (2/3) ... [2022-02-20 16:31:33,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58725615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:31:33, skipping insertion in model container [2022-02-20 16:31:33,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:31:33" (3/3) ... [2022-02-20 16:31:33,952 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0660b.c [2022-02-20 16:31:33,956 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:31:33,956 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:31:33,999 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:31:34,005 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:31:34,005 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:31:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 86 states have (on average 1.6627906976744187) internal successors, (143), 87 states have internal predecessors, (143), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:31:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 16:31:34,027 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:31:34,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:31:34,029 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:31:34,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:31:34,032 INFO L85 PathProgramCache]: Analyzing trace with hash 2113749773, now seen corresponding path program 1 times [2022-02-20 16:31:34,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 16:31:34,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190823426] [2022-02-20 16:31:34,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:31:34,044 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 16:31:34,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 16:31:34,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 16:31:34,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-02-20 16:31:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:31:34,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2022-02-20 16:31:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:31:34,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:31:34,601 INFO L290 TraceCheckUtils]: 0: Hoare triple {97#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(22bv32, 2bv32);call #Ultimate.allocInit(12bv32, 3bv32);~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := 4bv32, 0bv32;call #Ultimate.allocInit(32bv32, 4bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.4636476090008061), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.982793723247329), ~#atanhi_atan~0.base, ~bvadd32(16bv32, ~#atanhi_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966), ~#atanhi_atan~0.base, ~bvadd32(24bv32, ~#atanhi_atan~0.offset), 8bv32);~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := 5bv32, 0bv32;call #Ultimate.allocInit(32bv32, 5bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 2.2698777452961687E-17), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 3.061616997868383E-17), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 1.3903311031230998E-17), ~#atanlo_atan~0.base, ~bvadd32(16bv32, ~#atanlo_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 6.123233995736766E-17), ~#atanlo_atan~0.base, ~bvadd32(24bv32, ~#atanlo_atan~0.offset), 8bv32);~#aT_atan~0.base, ~#aT_atan~0.offset := 6bv32, 0bv32;call #Ultimate.allocInit(88bv32, 6bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.3333333333333293), ~#aT_atan~0.base, ~#aT_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.19999999999876483)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.14285714272503466), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110405462356)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.09090887133436507), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.0769187620504483)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.06661073137387531), ~#aT_atan~0.base, ~bvadd32(48bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335701337905735)), ~#aT_atan~0.base, ~bvadd32(56bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.049768779946159324), ~#aT_atan~0.base, ~bvadd32(64bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531572744216916)), ~#aT_atan~0.base, ~bvadd32(72bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.016285820115365782), ~#aT_atan~0.base, ~bvadd32(80bv32, ~#aT_atan~0.offset), 8bv32);~one_atan~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~pi_o_4~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483);~pi_o_2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966);~pi~0 := ~to_fp~DOUBLE(currentRoundingMode, 3.141592653589793);~huge_atan~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E300);~tiny_atan2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E-300);~zero_atan2~0 := ~Pluszero~DOUBLE();~pi_lo_atan2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.2246467991473532E-16); {97#true} is VALID [2022-02-20 16:31:34,601 INFO L290 TraceCheckUtils]: 1: Hoare triple {97#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet42#1, main_#t~ret43#1, main_~res~0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~y~0#1 := ~Pluszero~DOUBLE(); {97#true} is VALID [2022-02-20 16:31:34,602 INFO L290 TraceCheckUtils]: 2: Hoare triple {97#true} assume ~fp.lt~DOUBLE(main_~x~0#1, ~Pluszero~DOUBLE());assume { :begin_inline___ieee754_atan2 } true;__ieee754_atan2_#in~y#1, __ieee754_atan2_#in~x#1 := main_~y~0#1, main_~x~0#1;havoc __ieee754_atan2_#res#1;havoc __ieee754_atan2_#t~mem27#1, __ieee754_atan2_#t~mem28#1, __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset, __ieee754_atan2_#t~mem29#1, __ieee754_atan2_#t~mem30#1, __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset, __ieee754_atan2_#t~ret31#1, __ieee754_atan2_#t~switch32#1, __ieee754_atan2_#t~ite33#1, __ieee754_atan2_#t~switch34#1, __ieee754_atan2_#t~switch35#1, __ieee754_atan2_#t~ite36#1, __ieee754_atan2_#t~ret37#1, __ieee754_atan2_#t~ret38#1, __ieee754_atan2_#t~switch39#1, __ieee754_atan2_#t~mem40#1, __ieee754_atan2_~#gh_u~2#1.base, __ieee754_atan2_~#gh_u~2#1.offset, __ieee754_atan2_#t~mem41#1, __ieee754_atan2_~#sh_u~1#1.base, __ieee754_atan2_~#sh_u~1#1.offset, __ieee754_atan2_~zh~0#1, __ieee754_atan2_~y#1, __ieee754_atan2_~x#1, __ieee754_atan2_~z~1#1, __ieee754_atan2_~k~0#1, __ieee754_atan2_~m~0#1, __ieee754_atan2_~hx~1#1, __ieee754_atan2_~hy~0#1, __ieee754_atan2_~ix~1#1, __ieee754_atan2_~iy~0#1, __ieee754_atan2_~lx~0#1, __ieee754_atan2_~ly~0#1;__ieee754_atan2_~y#1 := __ieee754_atan2_#in~y#1;__ieee754_atan2_~x#1 := __ieee754_atan2_#in~x#1;havoc __ieee754_atan2_~z~1#1;havoc __ieee754_atan2_~k~0#1;havoc __ieee754_atan2_~m~0#1;havoc __ieee754_atan2_~hx~1#1;havoc __ieee754_atan2_~hy~0#1;havoc __ieee754_atan2_~ix~1#1;havoc __ieee754_atan2_~iy~0#1;havoc __ieee754_atan2_~lx~0#1;havoc __ieee754_atan2_~ly~0#1; {97#true} is VALID [2022-02-20 16:31:34,602 INFO L290 TraceCheckUtils]: 3: Hoare triple {97#true} assume !true; {98#false} is VALID [2022-02-20 16:31:34,602 INFO L290 TraceCheckUtils]: 4: Hoare triple {98#false} __ieee754_atan2_~ix~1#1 := ~bvand32(2147483647bv32, __ieee754_atan2_~hx~1#1); {98#false} is VALID [2022-02-20 16:31:34,603 INFO L290 TraceCheckUtils]: 5: Hoare triple {98#false} assume !true; {98#false} is VALID [2022-02-20 16:31:34,603 INFO L290 TraceCheckUtils]: 6: Hoare triple {98#false} __ieee754_atan2_~iy~0#1 := ~bvand32(2147483647bv32, __ieee754_atan2_~hy~0#1); {98#false} is VALID [2022-02-20 16:31:34,603 INFO L290 TraceCheckUtils]: 7: Hoare triple {98#false} assume ~bvugt32(~bvor32(__ieee754_atan2_~ix~1#1, ~bvlshr32(~bvor32(__ieee754_atan2_~lx~0#1, ~bvneg32(__ieee754_atan2_~lx~0#1)), 31bv32)), 2146435072bv32) || ~bvugt32(~bvor32(__ieee754_atan2_~iy~0#1, ~bvlshr32(~bvor32(__ieee754_atan2_~ly~0#1, ~bvneg32(__ieee754_atan2_~ly~0#1)), 31bv32)), 2146435072bv32);__ieee754_atan2_#res#1 := ~fp.add~DOUBLE(currentRoundingMode, __ieee754_atan2_~x#1, __ieee754_atan2_~y#1); {98#false} is VALID [2022-02-20 16:31:34,603 INFO L290 TraceCheckUtils]: 8: Hoare triple {98#false} main_#t~ret43#1 := __ieee754_atan2_#res#1;assume { :end_inline___ieee754_atan2 } true;main_~res~0#1 := main_#t~ret43#1;havoc main_#t~ret43#1; {98#false} is VALID [2022-02-20 16:31:34,603 INFO L290 TraceCheckUtils]: 9: Hoare triple {98#false} assume !~fp.eq~DOUBLE(main_~res~0#1, ~pi~0); {98#false} is VALID [2022-02-20 16:31:34,604 INFO L290 TraceCheckUtils]: 10: Hoare triple {98#false} assume !false; {98#false} is VALID [2022-02-20 16:31:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:31:34,605 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 16:31:34,605 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 16:31:34,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190823426] [2022-02-20 16:31:34,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190823426] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:31:34,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:31:34,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 16:31:34,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138318030] [2022-02-20 16:31:34,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:31:34,610 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:31:34,611 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:31:34,613 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:34,675 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:31:34,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 16:31:34,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 16:31:34,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 16:31:34,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:31:34,694 INFO L87 Difference]: Start difference. First operand has 94 states, 86 states have (on average 1.6627906976744187) internal successors, (143), 87 states have internal predecessors, (143), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:58,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:31:58,389 INFO L93 Difference]: Finished difference Result 185 states and 302 transitions. [2022-02-20 16:31:58,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 16:31:58,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:31:58,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:31:58,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 302 transitions. [2022-02-20 16:31:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:31:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 302 transitions. [2022-02-20 16:31:58,419 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 302 transitions. [2022-02-20 16:32:15,341 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 302 edges. 302 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:32:15,364 INFO L225 Difference]: With dead ends: 185 [2022-02-20 16:32:15,365 INFO L226 Difference]: Without dead ends: 90 [2022-02-20 16:32:15,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:32:15,373 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:32:15,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:32:15,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-02-20 16:32:15,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2022-02-20 16:32:15,406 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:32:15,412 INFO L82 GeneralOperation]: Start isEquivalent. First operand 90 states. Second operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:32:15,413 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:32:15,415 INFO L87 Difference]: Start difference. First operand 90 states. Second operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:32:15,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:32:15,430 INFO L93 Difference]: Finished difference Result 90 states and 129 transitions. [2022-02-20 16:32:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2022-02-20 16:32:15,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:32:15,431 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:32:15,432 INFO L74 IsIncluded]: Start isIncluded. First operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 90 states. [2022-02-20 16:32:15,432 INFO L87 Difference]: Start difference. First operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 90 states. [2022-02-20 16:32:15,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:32:15,441 INFO L93 Difference]: Finished difference Result 90 states and 129 transitions. [2022-02-20 16:32:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2022-02-20 16:32:15,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:32:15,447 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:32:15,447 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:32:15,448 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:32:15,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:32:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2022-02-20 16:32:15,456 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 11 [2022-02-20 16:32:15,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:32:15,459 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2022-02-20 16:32:15,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:32:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2022-02-20 16:32:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-02-20 16:32:15,460 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:32:15,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:32:15,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-02-20 16:32:15,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 16:32:15,683 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:32:15,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:32:15,683 INFO L85 PathProgramCache]: Analyzing trace with hash -177099114, now seen corresponding path program 1 times [2022-02-20 16:32:15,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 16:32:15,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1226804103] [2022-02-20 16:32:15,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:32:15,685 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 16:32:15,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 16:32:15,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 16:32:15,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-02-20 16:32:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:32:16,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 21 conjunts are in the unsatisfiable core [2022-02-20 16:32:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:32:16,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:32:17,195 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:32:20,861 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:32:20,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2022-02-20 16:32:23,532 INFO L290 TraceCheckUtils]: 0: Hoare triple {627#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(22bv32, 2bv32);call #Ultimate.allocInit(12bv32, 3bv32);~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := 4bv32, 0bv32;call #Ultimate.allocInit(32bv32, 4bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.4636476090008061), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.982793723247329), ~#atanhi_atan~0.base, ~bvadd32(16bv32, ~#atanhi_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966), ~#atanhi_atan~0.base, ~bvadd32(24bv32, ~#atanhi_atan~0.offset), 8bv32);~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := 5bv32, 0bv32;call #Ultimate.allocInit(32bv32, 5bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 2.2698777452961687E-17), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 3.061616997868383E-17), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 1.3903311031230998E-17), ~#atanlo_atan~0.base, ~bvadd32(16bv32, ~#atanlo_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 6.123233995736766E-17), ~#atanlo_atan~0.base, ~bvadd32(24bv32, ~#atanlo_atan~0.offset), 8bv32);~#aT_atan~0.base, ~#aT_atan~0.offset := 6bv32, 0bv32;call #Ultimate.allocInit(88bv32, 6bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.3333333333333293), ~#aT_atan~0.base, ~#aT_atan~0.offset, 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.19999999999876483)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.14285714272503466), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110405462356)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.09090887133436507), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.0769187620504483)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.06661073137387531), ~#aT_atan~0.base, ~bvadd32(48bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335701337905735)), ~#aT_atan~0.base, ~bvadd32(56bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.049768779946159324), ~#aT_atan~0.base, ~bvadd32(64bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531572744216916)), ~#aT_atan~0.base, ~bvadd32(72bv32, ~#aT_atan~0.offset), 8bv32);call write~init~intFLOATTYPE8(~to_fp~DOUBLE(currentRoundingMode, 0.016285820115365782), ~#aT_atan~0.base, ~bvadd32(80bv32, ~#aT_atan~0.offset), 8bv32);~one_atan~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~pi_o_4~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483);~pi_o_2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966);~pi~0 := ~to_fp~DOUBLE(currentRoundingMode, 3.141592653589793);~huge_atan~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E300);~tiny_atan2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E-300);~zero_atan2~0 := ~Pluszero~DOUBLE();~pi_lo_atan2~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.2246467991473532E-16); {627#true} is VALID [2022-02-20 16:32:23,533 INFO L290 TraceCheckUtils]: 1: Hoare triple {627#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet42#1, main_#t~ret43#1, main_~res~0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~y~0#1 := ~Pluszero~DOUBLE(); {635#(= (_ +zero 11 53) |ULTIMATE.start_main_~y~0#1|)} is VALID [2022-02-20 16:32:23,533 INFO L290 TraceCheckUtils]: 2: Hoare triple {635#(= (_ +zero 11 53) |ULTIMATE.start_main_~y~0#1|)} assume ~fp.lt~DOUBLE(main_~x~0#1, ~Pluszero~DOUBLE());assume { :begin_inline___ieee754_atan2 } true;__ieee754_atan2_#in~y#1, __ieee754_atan2_#in~x#1 := main_~y~0#1, main_~x~0#1;havoc __ieee754_atan2_#res#1;havoc __ieee754_atan2_#t~mem27#1, __ieee754_atan2_#t~mem28#1, __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset, __ieee754_atan2_#t~mem29#1, __ieee754_atan2_#t~mem30#1, __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset, __ieee754_atan2_#t~ret31#1, __ieee754_atan2_#t~switch32#1, __ieee754_atan2_#t~ite33#1, __ieee754_atan2_#t~switch34#1, __ieee754_atan2_#t~switch35#1, __ieee754_atan2_#t~ite36#1, __ieee754_atan2_#t~ret37#1, __ieee754_atan2_#t~ret38#1, __ieee754_atan2_#t~switch39#1, __ieee754_atan2_#t~mem40#1, __ieee754_atan2_~#gh_u~2#1.base, __ieee754_atan2_~#gh_u~2#1.offset, __ieee754_atan2_#t~mem41#1, __ieee754_atan2_~#sh_u~1#1.base, __ieee754_atan2_~#sh_u~1#1.offset, __ieee754_atan2_~zh~0#1, __ieee754_atan2_~y#1, __ieee754_atan2_~x#1, __ieee754_atan2_~z~1#1, __ieee754_atan2_~k~0#1, __ieee754_atan2_~m~0#1, __ieee754_atan2_~hx~1#1, __ieee754_atan2_~hy~0#1, __ieee754_atan2_~ix~1#1, __ieee754_atan2_~iy~0#1, __ieee754_atan2_~lx~0#1, __ieee754_atan2_~ly~0#1;__ieee754_atan2_~y#1 := __ieee754_atan2_#in~y#1;__ieee754_atan2_~x#1 := __ieee754_atan2_#in~x#1;havoc __ieee754_atan2_~z~1#1;havoc __ieee754_atan2_~k~0#1;havoc __ieee754_atan2_~m~0#1;havoc __ieee754_atan2_~hx~1#1;havoc __ieee754_atan2_~hy~0#1;havoc __ieee754_atan2_~ix~1#1;havoc __ieee754_atan2_~iy~0#1;havoc __ieee754_atan2_~lx~0#1;havoc __ieee754_atan2_~ly~0#1; {639#(and (fp.lt |ULTIMATE.start___ieee754_atan2_~x#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|))} is VALID [2022-02-20 16:32:23,537 INFO L290 TraceCheckUtils]: 3: Hoare triple {639#(and (fp.lt |ULTIMATE.start___ieee754_atan2_~x#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|))} call __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset := #Ultimate.allocOnStack(8bv32);call write~intFLOATTYPE8(__ieee754_atan2_~x#1, __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset, 8bv32);call __ieee754_atan2_#t~mem27#1 := read~intINTTYPE4(__ieee754_atan2_~#ew_u~0#1.base, ~bvadd32(4bv32, __ieee754_atan2_~#ew_u~0#1.offset), 4bv32);__ieee754_atan2_~hx~1#1 := __ieee754_atan2_#t~mem27#1;havoc __ieee754_atan2_#t~mem27#1;call __ieee754_atan2_#t~mem28#1 := read~intINTTYPE4(__ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset, 4bv32);__ieee754_atan2_~lx~0#1 := __ieee754_atan2_#t~mem28#1;havoc __ieee754_atan2_#t~mem28#1;call ULTIMATE.dealloc(__ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset);havoc __ieee754_atan2_~#ew_u~0#1.base, __ieee754_atan2_~#ew_u~0#1.offset; {643#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) |ULTIMATE.start___ieee754_atan2_~hx~1#1|))))} is VALID [2022-02-20 16:32:23,539 INFO L290 TraceCheckUtils]: 4: Hoare triple {643#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) |ULTIMATE.start___ieee754_atan2_~hx~1#1|))))} goto; {643#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) |ULTIMATE.start___ieee754_atan2_~hx~1#1|))))} is VALID [2022-02-20 16:32:23,615 INFO L290 TraceCheckUtils]: 5: Hoare triple {643#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) |ULTIMATE.start___ieee754_atan2_~hx~1#1|))))} __ieee754_atan2_~ix~1#1 := ~bvand32(2147483647bv32, __ieee754_atan2_~hx~1#1); {650#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start___ieee754_atan2_~ix~1#1| (bvand (_ bv2147483647 32) (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)))))))} is VALID [2022-02-20 16:32:23,625 INFO L290 TraceCheckUtils]: 6: Hoare triple {650#(and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_atan2_~y#1|) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) |ULTIMATE.start___ieee754_atan2_~lx~0#1|) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)) (= (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start___ieee754_atan2_~ix~1#1| (bvand (_ bv2147483647 32) (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_6|) (_ bv4 32)))))))} call __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset := #Ultimate.allocOnStack(8bv32);call write~intFLOATTYPE8(__ieee754_atan2_~y#1, __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset, 8bv32);call __ieee754_atan2_#t~mem29#1 := read~intINTTYPE4(__ieee754_atan2_~#ew_u~1#1.base, ~bvadd32(4bv32, __ieee754_atan2_~#ew_u~1#1.offset), 4bv32);__ieee754_atan2_~hy~0#1 := __ieee754_atan2_#t~mem29#1;havoc __ieee754_atan2_#t~mem29#1;call __ieee754_atan2_#t~mem30#1 := read~intINTTYPE4(__ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset, 4bv32);__ieee754_atan2_~ly~0#1 := __ieee754_atan2_#t~mem30#1;havoc __ieee754_atan2_#t~mem30#1;call ULTIMATE.dealloc(__ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset);havoc __ieee754_atan2_~#ew_u~1#1.base, __ieee754_atan2_~#ew_u~1#1.offset; {654#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_atan2_~hy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} is VALID [2022-02-20 16:32:23,627 INFO L290 TraceCheckUtils]: 7: Hoare triple {654#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_atan2_~hy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} goto; {654#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_atan2_~hy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} is VALID [2022-02-20 16:32:23,631 INFO L290 TraceCheckUtils]: 8: Hoare triple {654#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_atan2_~hy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} __ieee754_atan2_~iy~0#1 := ~bvand32(2147483647bv32, __ieee754_atan2_~hy~0#1); {661#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|)) |ULTIMATE.start___ieee754_atan2_~iy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} is VALID [2022-02-20 16:32:23,666 INFO L290 TraceCheckUtils]: 9: Hoare triple {661#(and (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|)) |ULTIMATE.start___ieee754_atan2_~iy~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) |ULTIMATE.start___ieee754_atan2_~ix~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))} assume ~bvugt32(~bvor32(__ieee754_atan2_~ix~1#1, ~bvlshr32(~bvor32(__ieee754_atan2_~lx~0#1, ~bvneg32(__ieee754_atan2_~lx~0#1)), 31bv32)), 2146435072bv32) || ~bvugt32(~bvor32(__ieee754_atan2_~iy~0#1, ~bvlshr32(~bvor32(__ieee754_atan2_~ly~0#1, ~bvneg32(__ieee754_atan2_~ly~0#1)), 31bv32)), 2146435072bv32);__ieee754_atan2_#res#1 := ~fp.add~DOUBLE(currentRoundingMode, __ieee754_atan2_~x#1, __ieee754_atan2_~y#1); {628#false} is VALID [2022-02-20 16:32:23,666 INFO L290 TraceCheckUtils]: 10: Hoare triple {628#false} main_#t~ret43#1 := __ieee754_atan2_#res#1;assume { :end_inline___ieee754_atan2 } true;main_~res~0#1 := main_#t~ret43#1;havoc main_#t~ret43#1; {628#false} is VALID [2022-02-20 16:32:23,667 INFO L290 TraceCheckUtils]: 11: Hoare triple {628#false} assume !~fp.eq~DOUBLE(main_~res~0#1, ~pi~0); {628#false} is VALID [2022-02-20 16:32:23,667 INFO L290 TraceCheckUtils]: 12: Hoare triple {628#false} assume !false; {628#false} is VALID [2022-02-20 16:32:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:32:23,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 16:32:23,672 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 16:32:23,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1226804103] [2022-02-20 16:32:23,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1226804103] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:32:23,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:32:23,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 16:32:23,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979615725] [2022-02-20 16:32:23,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:32:23,673 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-02-20 16:32:23,673 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:32:23,673 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:32:23,917 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:32:23,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 16:32:23,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 16:32:23,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 16:32:23,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 16:32:23,918 INFO L87 Difference]: Start difference. First operand 90 states and 129 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)