./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0240a.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 e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:22:24,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:22:24,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:22:24,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:22:24,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:22:24,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:22:24,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:22:24,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:22:24,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:22:24,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:22:24,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:22:24,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:22:24,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:22:24,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:22:24,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:22:24,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:22:24,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:22:24,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:22:24,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:22:24,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:22:24,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:22:24,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:22:24,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:22:24,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:22:24,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:22:24,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:22:24,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:22:24,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:22:24,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:22:24,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:22:24,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:22:24,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:22:24,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:22:24,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:22:24,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:22:24,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:22:24,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:22:24,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:22:24,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:22:24,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:22:24,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:22:24,695 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 07:22:24,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:22:24,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:22:24,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:22:24,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:22:24,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:22:24,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:22:24,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:22:24,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:22:24,724 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:22:24,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:22:24,725 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:22:24,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 07:22:24,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:22:24,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:22:24,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:22:24,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:22:24,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:22:24,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:22:24,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:22:24,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:22:24,728 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:22:24,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:22:24,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:22:24,729 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 [2021-12-17 07:22:24,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:22:24,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:22:24,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:22:24,921 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:22:24,922 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:22:24,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2021-12-17 07:22:24,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593a47ad0/14f019aba45c41c19092302de94b211f/FLAG54a052c71 [2021-12-17 07:22:25,386 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:22:25,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2021-12-17 07:22:25,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593a47ad0/14f019aba45c41c19092302de94b211f/FLAG54a052c71 [2021-12-17 07:22:25,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593a47ad0/14f019aba45c41c19092302de94b211f [2021-12-17 07:22:25,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:22:25,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:22:25,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:22:25,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:22:25,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:22:25,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62bc658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25, skipping insertion in model container [2021-12-17 07:22:25,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:22:25,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:22:25,663 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_0240a.c[16283,16296] [2021-12-17 07:22:25,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:22:25,676 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:22:25,749 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_0240a.c[16283,16296] [2021-12-17 07:22:25,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:22:25,774 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:22:25,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25 WrapperNode [2021-12-17 07:22:25,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:22:25,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:22:25,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:22:25,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:22:25,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,857 INFO L137 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1036 [2021-12-17 07:22:25,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:22:25,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:22:25,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:22:25,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:22:25,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:22:25,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:22:25,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:22:25,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:22:25,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (1/1) ... [2021-12-17 07:22:25,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:22:25,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:22:25,979 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) [2021-12-17 07:22:26,001 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 [2021-12-17 07:22:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:22:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-12-17 07:22:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-12-17 07:22:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-17 07:22:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 07:22:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-17 07:22:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-12-17 07:22:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-12-17 07:22:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-12-17 07:22:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-12-17 07:22:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 07:22:26,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:22:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:22:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:22:26,163 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:22:26,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:22:26,784 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:22:26,796 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:22:26,796 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-12-17 07:22:26,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:22:26 BoogieIcfgContainer [2021-12-17 07:22:26,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:22:26,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:22:26,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:22:26,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:22:26,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:22:25" (1/3) ... [2021-12-17 07:22:26,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3737e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:22:26, skipping insertion in model container [2021-12-17 07:22:26,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:25" (2/3) ... [2021-12-17 07:22:26,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3737e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:22:26, skipping insertion in model container [2021-12-17 07:22:26,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:22:26" (3/3) ... [2021-12-17 07:22:26,805 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240a.c [2021-12-17 07:22:26,811 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:22:26,811 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:22:26,852 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:22:26,865 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 [2021-12-17 07:22:26,865 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:22:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:22:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:22:26,896 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:22:26,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:22:26,897 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:22:26,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:22:26,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2021-12-17 07:22:26,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:22:26,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136699591] [2021-12-17 07:22:26,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:22:26,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:22:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:22:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:22:27,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 07:22:27,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136699591] [2021-12-17 07:22:27,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136699591] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:22:27,098 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:22:27,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:22:27,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068321869] [2021-12-17 07:22:27,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:22:27,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:22:27,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 07:22:27,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:22:27,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:22:27,134 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-12-17 07:22:27,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:22:27,193 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2021-12-17 07:22:27,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:22:27,194 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-12-17 07:22:27,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:22:27,205 INFO L225 Difference]: With dead ends: 512 [2021-12-17 07:22:27,205 INFO L226 Difference]: Without dead ends: 254 [2021-12-17 07:22:27,212 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 [2021-12-17 07:22:27,215 INFO L933 BasicCegarLoop]: 359 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, 359 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 [2021-12-17 07:22:27,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:22:27,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-12-17 07:22:27,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-12-17 07:22:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:22:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2021-12-17 07:22:27,277 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2021-12-17 07:22:27,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:22:27,277 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2021-12-17 07:22:27,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-12-17 07:22:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2021-12-17 07:22:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:22:27,279 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:22:27,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:22:27,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 07:22:27,280 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:22:27,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:22:27,281 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2021-12-17 07:22:27,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:22:27,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683743259] [2021-12-17 07:22:27,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:22:27,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:22:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:22:27,370 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-17 07:22:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:22:27,458 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-17 07:22:27,459 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-17 07:22:27,461 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:22:27,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 07:22:27,465 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-17 07:22:27,467 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:22:27,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:22:27 BoogieIcfgContainer [2021-12-17 07:22:27,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:22:27,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:22:27,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:22:27,509 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:22:27,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:22:26" (3/4) ... [2021-12-17 07:22:27,511 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-17 07:22:27,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:22:27,512 INFO L158 Benchmark]: Toolchain (without parser) took 2101.27ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 60.5MB in the beginning and 99.9MB in the end (delta: -39.4MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,513 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:22:27,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.23ms. Allocated memory is still 92.3MB. Free memory was 60.3MB in the beginning and 51.8MB in the end (delta: 8.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.00ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.8MB in the beginning and 86.2MB in the end (delta: -34.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,514 INFO L158 Benchmark]: Boogie Preprocessor took 74.32ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 81.2MB in the end (delta: 5.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,514 INFO L158 Benchmark]: RCFGBuilder took 861.72ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 53.5MB in the end (delta: 27.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,515 INFO L158 Benchmark]: TraceAbstraction took 708.04ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 99.9MB in the end (delta: -46.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-12-17 07:22:27,515 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:22:27,517 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.23ms. Allocated memory is still 92.3MB. Free memory was 60.3MB in the beginning and 51.8MB in the end (delta: 8.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.00ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.8MB in the beginning and 86.2MB in the end (delta: -34.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.32ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 81.2MB in the end (delta: 5.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 861.72ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 53.5MB in the end (delta: 27.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 708.04ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 99.9MB in the end (delta: -46.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory is still 99.9MB. 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: 646]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 618, overapproximation of bitwiseAnd at line 614, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L381-L388] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L390-L399] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L532-L538] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L576-L582] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L641] double x = 1.0 / 0.0; [L642] CALL, EXPR sin_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ieee_double_shape_type gh_u; [L611] gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] (ix) = gh_u.parts.msw [L614] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L615] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L617] COND TRUE ix >= 0x7ff00000 [L618] return x - x; [L618] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, z=0, zero_krempio=0, zero_rempio=0] [L642] RET, EXPR sin_double(x) [L642] double res = sin_double(x); [L645] CALL, EXPR isnan_double(res) [L88] return x != x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, \result=0, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_krempio=0, zero_rempio=0] [L645] RET, EXPR isnan_double(res) [L645] COND TRUE !isnan_double(res) [L646] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, 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, 359 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, 359 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=257occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 [2021-12-17 07:22:27,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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 -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_0240a.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 e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:22:29,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:22:29,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:22:29,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:22:29,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:22:29,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:22:29,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:22:29,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:22:29,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:22:29,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:22:29,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:22:29,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:22:29,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:22:29,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:22:29,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:22:29,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:22:29,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:22:29,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:22:29,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:22:29,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:22:29,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:22:29,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:22:29,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:22:29,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:22:29,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:22:29,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:22:29,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:22:29,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:22:29,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:22:29,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:22:29,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:22:29,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:22:29,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:22:29,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:22:29,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:22:29,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:22:29,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:22:29,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:22:29,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:22:29,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:22:29,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:22:29,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 07:22:29,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:22:29,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:22:29,273 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:22:29,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:22:29,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:22:29,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:22:29,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:22:29,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:22:29,276 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:22:29,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:22:29,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:22:29,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:22:29,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:22:29,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:22:29,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:22:29,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:22:29,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:22:29,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:22:29,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:22:29,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:22:29,280 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 07:22:29,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 07:22:29,280 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:22:29,281 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:22:29,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:22:29,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:22:29,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 07:22:29,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 [2021-12-17 07:22:29,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:22:29,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:22:29,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:22:29,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:22:29,576 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:22:29,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2021-12-17 07:22:29,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac9f55c2/a32e7bbdac1c4464a7b2e788bf601939/FLAGca5fccfbc [2021-12-17 07:22:30,032 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:22:30,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2021-12-17 07:22:30,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac9f55c2/a32e7bbdac1c4464a7b2e788bf601939/FLAGca5fccfbc [2021-12-17 07:22:30,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac9f55c2/a32e7bbdac1c4464a7b2e788bf601939 [2021-12-17 07:22:30,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:22:30,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:22:30,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:22:30,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:22:30,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:22:30,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2ba225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30, skipping insertion in model container [2021-12-17 07:22:30,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:22:30,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:22:30,740 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_0240a.c[16283,16296] [2021-12-17 07:22:30,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:22:30,757 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:22:30,828 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_0240a.c[16283,16296] [2021-12-17 07:22:30,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:22:30,863 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:22:30,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30 WrapperNode [2021-12-17 07:22:30,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:22:30,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:22:30,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:22:30,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:22:30,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,942 INFO L137 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2021-12-17 07:22:30,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:22:30,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:22:30,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:22:30,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:22:30,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:30,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:31,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:31,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:31,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:22:31,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:22:31,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:22:31,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:22:31,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (1/1) ... [2021-12-17 07:22:31,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:22:31,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:22:31,050 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) [2021-12-17 07:22:31,061 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 [2021-12-17 07:22:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:22:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-17 07:22:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-12-17 07:22:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-12-17 07:22:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-12-17 07:22:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-17 07:22:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-17 07:22:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-12-17 07:22:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-12-17 07:22:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:22:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-12-17 07:22:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-17 07:22:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-12-17 07:22:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-12-17 07:22:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-12-17 07:22:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-12-17 07:22:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:22:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:22:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-17 07:22:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:22:31,226 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:22:31,227 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:23:26,699 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:23:26,706 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:23:26,706 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-12-17 07:23:26,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:23:26 BoogieIcfgContainer [2021-12-17 07:23:26,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:23:26,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:23:26,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:23:26,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:23:26,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:22:30" (1/3) ... [2021-12-17 07:23:26,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cce8ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:23:26, skipping insertion in model container [2021-12-17 07:23:26,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:22:30" (2/3) ... [2021-12-17 07:23:26,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cce8ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:23:26, skipping insertion in model container [2021-12-17 07:23:26,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:23:26" (3/3) ... [2021-12-17 07:23:26,712 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240a.c [2021-12-17 07:23:26,715 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:23:26,715 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:23:26,757 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:23:26,762 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 [2021-12-17 07:23:26,762 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:23:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:23:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:23:26,779 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:23:26,779 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:23:26,780 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:23:26,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:23:26,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2021-12-17 07:23:26,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:23:26,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [510371079] [2021-12-17 07:23:26,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:23:26,793 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:23:26,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:23:26,794 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) [2021-12-17 07:23:26,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-17 07:23:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:23:27,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2021-12-17 07:23:27,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:23:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:23:27,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:23:27,313 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:23:27,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [510371079] [2021-12-17 07:23:27,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [510371079] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:23:27,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:23:27,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:23:27,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799968314] [2021-12-17 07:23:27,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:23:27,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:23:27,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:23:27,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:23:27,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:23:27,337 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-12-17 07:23:27,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:23:27,386 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2021-12-17 07:23:27,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:23:27,388 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-12-17 07:23:27,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:23:27,401 INFO L225 Difference]: With dead ends: 512 [2021-12-17 07:23:27,401 INFO L226 Difference]: Without dead ends: 254 [2021-12-17 07:23:27,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:23:27,411 INFO L933 BasicCegarLoop]: 359 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, 359 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 [2021-12-17 07:23:27,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:23:27,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-12-17 07:23:27,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-12-17 07:23:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:23:27,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2021-12-17 07:23:27,454 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2021-12-17 07:23:27,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:23:27,454 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2021-12-17 07:23:27,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-12-17 07:23:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2021-12-17 07:23:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:23:27,455 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:23:27,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:23:27,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-17 07:23:27,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:23:27,661 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:23:27,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:23:27,662 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2021-12-17 07:23:27,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:23:27,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139940809] [2021-12-17 07:23:27,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:23:27,663 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:23:27,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:23:27,665 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) [2021-12-17 07:23:27,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-17 07:23:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:23:27,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-17 07:23:27,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:23:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:23:29,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:23:29,237 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:23:29,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139940809] [2021-12-17 07:23:29,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139940809] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:23:29,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:23:29,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 07:23:29,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004886131] [2021-12-17 07:23:29,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:23:29,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 07:23:29,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:23:29,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 07:23:29,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 07:23:29,239 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 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) [2021-12-17 07:23:33,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:36,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:38,950 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:41,220 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:43,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:45,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:49,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:52,860 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:54,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:56,929 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:23:59,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:01,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:04,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:06,502 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:09,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:11,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:13,904 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:16,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:18,520 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:19,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:21,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:24,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:29,680 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:32,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:36,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:38,550 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:40,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:43,044 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:45,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:48,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:50,402 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:24:50,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:24:50,403 INFO L93 Difference]: Finished difference Result 378 states and 526 transitions. [2021-12-17 07:24:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 07:24:50,444 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 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 [2021-12-17 07:24:50,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:24:50,447 INFO L225 Difference]: With dead ends: 378 [2021-12-17 07:24:50,447 INFO L226 Difference]: Without dead ends: 373 [2021-12-17 07:24:50,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-17 07:24:50,448 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 303 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 12 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 80.4s IncrementalHoareTripleChecker+Time [2021-12-17 07:24:50,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 1600 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 157 Invalid, 27 Unknown, 0 Unchecked, 80.4s Time] [2021-12-17 07:24:50,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-12-17 07:24:50,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 304. [2021-12-17 07:24:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 281 states have (on average 1.387900355871886) internal successors, (390), 284 states have internal predecessors, (390), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (17), 13 states have call predecessors, (17), 16 states have call successors, (17) [2021-12-17 07:24:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 423 transitions. [2021-12-17 07:24:50,464 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 423 transitions. Word has length 11 [2021-12-17 07:24:50,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:24:50,464 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 423 transitions. [2021-12-17 07:24:50,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 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) [2021-12-17 07:24:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 423 transitions. [2021-12-17 07:24:50,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-17 07:24:50,466 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:24:50,466 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:24:50,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-12-17 07:24:50,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:24:50,673 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:24:50,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:24:50,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1355433090, now seen corresponding path program 1 times [2021-12-17 07:24:50,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:24:50,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605900501] [2021-12-17 07:24:50,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:24:50,675 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:24:50,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:24:50,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-17 07:24:50,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-17 07:24:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:24:50,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:24:50,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:24:52,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:24:52,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:24:52,011 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:24:52,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605900501] [2021-12-17 07:24:52,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605900501] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:24:52,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:24:52,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 07:24:52,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802658453] [2021-12-17 07:24:52,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:24:52,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 07:24:52,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:24:52,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 07:24:52,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:24:52,013 INFO L87 Difference]: Start difference. First operand 304 states and 423 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-17 07:24:52,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:24:52,027 INFO L93 Difference]: Finished difference Result 319 states and 439 transitions. [2021-12-17 07:24:52,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 07:24:52,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2021-12-17 07:24:52,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:24:52,032 INFO L225 Difference]: With dead ends: 319 [2021-12-17 07:24:52,032 INFO L226 Difference]: Without dead ends: 302 [2021-12-17 07:24:52,032 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:24:52,036 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:24:52,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1039 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 6 Unchecked, 0.0s Time] [2021-12-17 07:24:52,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-12-17 07:24:52,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2021-12-17 07:24:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 280 states have (on average 1.3857142857142857) internal successors, (388), 283 states have internal predecessors, (388), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2021-12-17 07:24:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 419 transitions. [2021-12-17 07:24:52,063 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 419 transitions. Word has length 20 [2021-12-17 07:24:52,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:24:52,064 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 419 transitions. [2021-12-17 07:24:52,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-17 07:24:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 419 transitions. [2021-12-17 07:24:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-17 07:24:52,065 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:24:52,065 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:24:52,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-17 07:24:52,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:24:52,279 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:24:52,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:24:52,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2021-12-17 07:24:52,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:24:52,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1668688780] [2021-12-17 07:24:52,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:24:52,281 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:24:52,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:24:52,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-17 07:24:52,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-17 07:24:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:24:52,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:24:52,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:24:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:24:53,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:24:53,766 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:24:53,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1668688780] [2021-12-17 07:24:53,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1668688780] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:24:53,766 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:24:53,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 07:24:53,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566294378] [2021-12-17 07:24:53,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:24:53,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 07:24:53,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:24:53,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 07:24:53,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:24:53,768 INFO L87 Difference]: Start difference. First operand 302 states and 419 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2021-12-17 07:24:53,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:24:53,771 INFO L93 Difference]: Finished difference Result 302 states and 419 transitions. [2021-12-17 07:24:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 07:24:53,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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 21 [2021-12-17 07:24:53,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:24:53,771 INFO L225 Difference]: With dead ends: 302 [2021-12-17 07:24:53,771 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 07:24:53,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:24:53,773 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:24:53,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 4 Unchecked, 0.0s Time] [2021-12-17 07:24:53,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 07:24:53,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 07:24:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-12-17 07:24:53,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 07:24:53,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-12-17 07:24:53,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:24:53,774 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 07:24:53,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2021-12-17 07:24:53,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 07:24:53,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 07:24:53,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:24:53,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-17 07:24:53,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:24:53,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 07:24:55,290 INFO L861 garLoopResultBuilder]: At program point L155(line 155) the Hoare annotation is: true [2021-12-17 07:24:55,290 INFO L858 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-12-17 07:24:55,290 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 156) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L143-1(lines 143 148) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L861 garLoopResultBuilder]: At program point L143-2(lines 143 148) the Hoare annotation is: true [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L143-3(lines 143 148) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L152(lines 152 155) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 141) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L861 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 115 165) the Hoare annotation is: true [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2021-12-17 07:24:55,291 INFO L861 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2021-12-17 07:24:55,291 INFO L858 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 136) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L124-2(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L861 garLoopResultBuilder]: At program point L153(line 153) the Hoare annotation is: true [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L153-1(line 153) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L861 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: true [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L858 garLoopResultBuilder]: For program point L158-1(lines 158 163) no Hoare annotation was computed. [2021-12-17 07:24:55,292 INFO L861 garLoopResultBuilder]: At program point L158-2(lines 158 163) the Hoare annotation is: true [2021-12-17 07:24:55,297 INFO L858 garLoopResultBuilder]: For program point L158-3(lines 158 163) no Hoare annotation was computed. [2021-12-17 07:24:55,297 INFO L858 garLoopResultBuilder]: For program point L117-1(lines 117 122) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L861 garLoopResultBuilder]: At program point L117-2(lines 117 122) the Hoare annotation is: true [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L117-3(lines 117 122) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 150) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L97(lines 97 101) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 107) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L861 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 90 109) the Hoare annotation is: true [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L102-1(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:24:55,298 INFO L858 garLoopResultBuilder]: For program point L102-2(lines 102 107) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L861 garLoopResultBuilder]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L861 garLoopResultBuilder]: At program point L543-2(lines 543 547) the Hoare annotation is: true [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point L543-3(lines 543 547) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 540 574) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point L560(lines 560 569) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point L550(lines 550 551) no Hoare annotation was computed. [2021-12-17 07:24:55,299 INFO L858 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 540 574) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L861 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 540 574) the Hoare annotation is: true [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L563-1(lines 563 568) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L861 garLoopResultBuilder]: At program point L563-2(lines 563 568) the Hoare annotation is: true [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L563-3(lines 560 569) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 573) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 552) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L549-2(lines 549 552) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 242) no Hoare annotation was computed. [2021-12-17 07:24:55,300 INFO L858 garLoopResultBuilder]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L854 garLoopResultBuilder]: At program point L168-2(lines 168 172) the Hoare annotation is: false [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L854 garLoopResultBuilder]: At program point L301(line 301) the Hoare annotation is: false [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2021-12-17 07:24:55,301 INFO L854 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2021-12-17 07:24:55,301 INFO L858 garLoopResultBuilder]: For program point L334-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 309) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 270) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L854 garLoopResultBuilder]: At program point L302-2(lines 293 310) the Hoare annotation is: false [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L468-1(lines 468 472) no Hoare annotation was computed. [2021-12-17 07:24:55,302 INFO L854 garLoopResultBuilder]: At program point L468-2(lines 468 472) the Hoare annotation is: false [2021-12-17 07:24:55,302 INFO L858 garLoopResultBuilder]: For program point L468-3(lines 468 472) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L854 garLoopResultBuilder]: At program point L270(line 270) the Hoare annotation is: false [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L270-1(line 270) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L502(lines 502 507) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L502-1(lines 401 530) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L502-2(lines 502 507) no Hoare annotation was computed. [2021-12-17 07:24:55,303 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 206) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L854 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L338-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 178) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L173-1(lines 166 180) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L173-2(lines 173 178) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L340-1(line 340) no Hoare annotation was computed. [2021-12-17 07:24:55,304 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 242) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L274-1(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L854 garLoopResultBuilder]: At program point L606(lines 606 632) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)))) [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L474(lines 474 480) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 412) the Hoare annotation is: false [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L342(line 342) no Hoare annotation was computed. [2021-12-17 07:24:55,305 INFO L858 garLoopResultBuilder]: For program point L408-3(lines 408 412) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L276-2(lines 276 277) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L854 garLoopResultBuilder]: At program point L276-3(lines 276 277) the Hoare annotation is: false [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L276-4(lines 274 291) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 24 85) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2021-12-17 07:24:55,306 INFO L858 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-12-17 07:24:55,307 INFO L858 garLoopResultBuilder]: For program point L244(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:24:55,307 INFO L854 garLoopResultBuilder]: At program point L343-3(lines 343 347) the Hoare annotation is: false [2021-12-17 07:24:55,307 INFO L858 garLoopResultBuilder]: For program point L343-4(lines 343 347) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 211 212) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L854 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L509-1(lines 509 514) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L854 garLoopResultBuilder]: At program point L509-2(lines 509 514) the Hoare annotation is: false [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L509-3(lines 509 514) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L854 garLoopResultBuilder]: At program point L179(lines 166 180) the Hoare annotation is: false [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L854 garLoopResultBuilder]: At program point L609-2(lines 609 613) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L609-3(lines 609 613) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 490) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2021-12-17 07:24:55,308 INFO L858 garLoopResultBuilder]: For program point L279-1(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L279-3(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L854 garLoopResultBuilder]: At program point L279-4(lines 279 280) the Hoare annotation is: false [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L279-5(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L313-2(lines 313 316) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L854 garLoopResultBuilder]: At program point L313-3(lines 313 316) the Hoare annotation is: false [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L247-2(lines 247 256) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L313-4(lines 313 316) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L858 garLoopResultBuilder]: For program point L214-2(lines 214 218) no Hoare annotation was computed. [2021-12-17 07:24:55,310 INFO L854 garLoopResultBuilder]: At program point L247-3(lines 247 256) the Hoare annotation is: false [2021-12-17 07:24:55,310 INFO L854 garLoopResultBuilder]: At program point L214-3(lines 214 218) the Hoare annotation is: false [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L247-4(lines 244 272) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L214-4(lines 214 218) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L215-2(lines 215 216) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L854 garLoopResultBuilder]: At program point L215-3(lines 215 216) the Hoare annotation is: false [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L215-4(lines 215 216) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 648) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L414(lines 414 418) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 255) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L854 garLoopResultBuilder]: At program point L348-3(lines 348 352) the Hoare annotation is: false [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L282-2(lines 282 287) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L348-4(lines 348 352) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L854 garLoopResultBuilder]: At program point L282-3(lines 282 287) the Hoare annotation is: false [2021-12-17 07:24:55,311 INFO L858 garLoopResultBuilder]: For program point L282-4(lines 282 287) no Hoare annotation was computed. [2021-12-17 07:24:55,311 INFO L854 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L646(line 646) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 253) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L515-2(lines 515 518) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L854 garLoopResultBuilder]: At program point L515-3(lines 515 518) the Hoare annotation is: false [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L515-4(lines 515 518) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2021-12-17 07:24:55,312 INFO L854 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2021-12-17 07:24:55,312 INFO L858 garLoopResultBuilder]: For program point L284-4(lines 284 285) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L615(lines 615 631) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L450-2(lines 450 482) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L854 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L854 garLoopResultBuilder]: At program point L616(line 616) the Hoare annotation is: false [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L616-1(line 616) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 489) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2021-12-17 07:24:55,313 INFO L854 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2021-12-17 07:24:55,313 INFO L858 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_isnan_double_#res#1| (_ bv1 32)) (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)))) [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L861 garLoopResultBuilder]: At program point L650(lines 634 651) the Hoare annotation is: true [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 631) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L419(lines 419 443) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L353-2(lines 353 354) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L353-3(lines 353 354) the Hoare annotation is: false [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L353-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 442) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L289(lines 196 366) the Hoare annotation is: false [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L223-3(lines 223 227) the Hoare annotation is: false [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L223-4(lines 223 227) the Hoare annotation is: false [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L521-1(lines 521 522) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L858 garLoopResultBuilder]: For program point L422(lines 422 429) no Hoare annotation was computed. [2021-12-17 07:24:55,314 INFO L854 garLoopResultBuilder]: At program point L521-3(lines 521 522) the Hoare annotation is: false [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L521-4(lines 521 522) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L422-2(lines 422 429) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L257-1(lines 244 272) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L621(lines 621 630) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L854 garLoopResultBuilder]: At program point L456-2(lines 456 460) the Hoare annotation is: false [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L854 garLoopResultBuilder]: At program point L324(lines 324 364) the Hoare annotation is: false [2021-12-17 07:24:55,315 INFO L854 garLoopResultBuilder]: At program point L258(lines 258 265) the Hoare annotation is: false [2021-12-17 07:24:55,315 INFO L858 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2021-12-17 07:24:55,315 INFO L854 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L854 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 528) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L624(line 624) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L492(lines 492 495) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L854 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L327-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L854 garLoopResultBuilder]: At program point L625(line 625) the Hoare annotation is: false [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L625-1(line 625) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L229(line 229) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L626(line 626) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L329-1(line 329) no Hoare annotation was computed. [2021-12-17 07:24:55,316 INFO L858 garLoopResultBuilder]: For program point L296-1(lines 296 299) no Hoare annotation was computed. [2021-12-17 07:24:55,317 INFO L854 garLoopResultBuilder]: At program point L296-3(lines 296 299) the Hoare annotation is: false [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 646) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L854 garLoopResultBuilder]: At program point L627(line 627) the Hoare annotation is: false [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L627-1(line 627) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 481) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 450 482) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L854 garLoopResultBuilder]: At program point L529(lines 401 530) the Hoare annotation is: false [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L331(line 331) no Hoare annotation was computed. [2021-12-17 07:24:55,318 INFO L858 garLoopResultBuilder]: For program point L331-2(line 331) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L854 garLoopResultBuilder]: At program point L629(line 629) the Hoare annotation is: false [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L629-1(line 629) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L497-1(lines 497 501) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L854 garLoopResultBuilder]: At program point L497-2(lines 497 501) the Hoare annotation is: false [2021-12-17 07:24:55,319 INFO L854 garLoopResultBuilder]: At program point L365(lines 195 366) the Hoare annotation is: false [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L332(line 332) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L861 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 584 604) the Hoare annotation is: true [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 584 604) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 596) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L593-2(lines 593 596) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L587-1(lines 587 591) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L861 garLoopResultBuilder]: At program point L587-2(lines 587 591) the Hoare annotation is: true [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 584 604) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2021-12-17 07:24:55,319 INFO L858 garLoopResultBuilder]: For program point L594(lines 594 595) no Hoare annotation was computed. [2021-12-17 07:24:55,322 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-17 07:24:55,323 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:24:55,330 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:24:55 BoogieIcfgContainer [2021-12-17 07:24:55,342 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:24:55,342 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:24:55,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:24:55,342 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:24:55,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:23:26" (3/4) ... [2021-12-17 07:24:55,345 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 07:24:55,350 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2021-12-17 07:24:55,350 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2021-12-17 07:24:55,350 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2021-12-17 07:24:55,350 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2021-12-17 07:24:55,363 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2021-12-17 07:24:55,364 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-12-17 07:24:55,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-17 07:24:55,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 07:24:55,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:24:55,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:24:55,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == 1bv32) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:24:55,444 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 07:24:55,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:24:55,445 INFO L158 Benchmark]: Toolchain (without parser) took 145038.66ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 50.9MB in the beginning and 62.5MB in the end (delta: -11.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,445 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:24:55,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.21ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 33.3MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.65ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 33.1MB in the beginning and 66.8MB in the end (delta: -33.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,446 INFO L158 Benchmark]: Boogie Preprocessor took 80.70ms. Allocated memory is still 90.2MB. Free memory was 66.8MB in the beginning and 59.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,446 INFO L158 Benchmark]: RCFGBuilder took 55682.54ms. Allocated memory is still 90.2MB. Free memory was 59.5MB in the beginning and 39.5MB in the end (delta: 20.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,446 INFO L158 Benchmark]: TraceAbstraction took 88633.63ms. Allocated memory is still 90.2MB. Free memory was 39.1MB in the beginning and 51.2MB in the end (delta: -12.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,446 INFO L158 Benchmark]: Witness Printer took 102.40ms. Allocated memory is still 90.2MB. Free memory was 51.2MB in the beginning and 62.5MB in the end (delta: -11.3MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2021-12-17 07:24:55,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.21ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 33.3MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.65ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 33.1MB in the beginning and 66.8MB in the end (delta: -33.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.70ms. Allocated memory is still 90.2MB. Free memory was 66.8MB in the beginning and 59.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 55682.54ms. Allocated memory is still 90.2MB. Free memory was 59.5MB in the beginning and 39.5MB in the end (delta: 20.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 88633.63ms. Allocated memory is still 90.2MB. Free memory was 39.1MB in the beginning and 51.2MB in the end (delta: -12.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 102.40ms. Allocated memory is still 90.2MB. Free memory was 51.2MB in the beginning and 62.5MB in the end (delta: -11.3MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * 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 - PositiveResult [Line: 646]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 88.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 81.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 27 mSolverCounterUnknown, 315 SdHoareTripleChecker+Valid, 80.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 303 mSDsluCounter, 3004 SdHoareTripleChecker+Invalid, 77.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 10 IncrementalHoareTripleChecker+Unchecked, 1971 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1033 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=304occurred in iteration=2, InterpolantAutomatonStates: 17, 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, 4 MinimizatonAttempts, 69 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 162 PreInvPairs, 166 NumberOfFragments, 132 HoareAnnotationTreeSize, 162 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 283 SizeOfPredicates, 21 NumberOfNonLiveVariables, 986 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant [2021-12-17 07:24:55,456 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,457 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,457 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,457 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,457 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,457 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,458 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant [2021-12-17 07:24:55,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,462 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,462 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,462 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,462 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,462 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == 1bv32) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 609]: Loop Invariant [2021-12-17 07:24:55,463 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:24:55,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:24:55,464 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-12-17 07:24:55,683 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-12-17 07:24:55,725 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE