./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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/float_req_bl_0530b.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 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 03:05:45,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 03:05:45,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 03:05:45,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 03:05:45,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 03:05:45,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 03:05:45,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 03:05:45,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 03:05:45,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 03:05:45,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 03:05:45,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 03:05:45,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 03:05:45,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 03:05:45,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 03:05:45,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 03:05:45,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 03:05:45,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 03:05:45,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 03:05:45,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 03:05:45,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 03:05:45,652 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 03:05:45,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 03:05:45,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 03:05:45,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 03:05:45,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 03:05:45,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 03:05:45,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 03:05:45,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 03:05:45,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 03:05:45,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 03:05:45,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 03:05:45,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 03:05:45,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 03:05:45,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 03:05:45,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 03:05:45,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 03:05:45,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 03:05:45,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 03:05:45,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 03:05:45,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 03:05:45,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 03:05:45,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 03:05:45,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 03:05:45,692 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 03:05:45,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 03:05:45,693 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 03:05:45,693 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 03:05:45,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 03:05:45,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 03:05:45,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 03:05:45,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 03:05:45,694 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 03:05:45,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 03:05:45,695 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 03:05:45,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 03:05:45,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 03:05:45,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 03:05:45,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 03:05:45,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 03:05:45,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 03:05:45,696 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 03:05:45,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 03:05:45,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 03:05:45,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 03:05:45,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 03:05:45,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:05:45,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 03:05:45,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 03:05:45,699 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 03:05:45,699 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 03:05:45,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 03:05:45,699 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 [2022-07-12 03:05:45,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 03:05:45,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 03:05:45,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 03:05:45,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 03:05:45,929 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 03:05:45,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2022-07-12 03:05:45,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73c658a55/bb49d583767e4776bfea08fff620ecc1/FLAG551414d74 [2022-07-12 03:05:46,414 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 03:05:46,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2022-07-12 03:05:46,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73c658a55/bb49d583767e4776bfea08fff620ecc1/FLAG551414d74 [2022-07-12 03:05:46,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73c658a55/bb49d583767e4776bfea08fff620ecc1 [2022-07-12 03:05:46,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 03:05:46,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 03:05:46,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 03:05:46,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 03:05:46,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 03:05:46,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:46,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b33de44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46, skipping insertion in model container [2022-07-12 03:05:46,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:46,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 03:05:46,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 03:05:46,788 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/float_req_bl_0530b.c[15592,15605] [2022-07-12 03:05:46,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:05:46,826 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 03:05:46,922 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/float_req_bl_0530b.c[15592,15605] [2022-07-12 03:05:46,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:05:46,947 INFO L208 MainTranslator]: Completed translation [2022-07-12 03:05:46,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46 WrapperNode [2022-07-12 03:05:46,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 03:05:46,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 03:05:46,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 03:05:46,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 03:05:46,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:46,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,033 INFO L137 Inliner]: procedures = 25, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1078 [2022-07-12 03:05:47,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 03:05:47,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 03:05:47,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 03:05:47,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 03:05:47,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 03:05:47,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 03:05:47,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 03:05:47,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 03:05:47,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (1/1) ... [2022-07-12 03:05:47,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:05:47,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 03:05:47,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 03:05:47,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 03:05:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 03:05:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 03:05:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-12 03:05:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 03:05:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2022-07-12 03:05:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2022-07-12 03:05:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-12 03:05:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-12 03:05:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-12 03:05:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 03:05:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-12 03:05:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-12 03:05:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-12 03:05:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 03:05:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2022-07-12 03:05:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2022-07-12 03:05:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 03:05:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 03:05:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 03:05:47,364 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 03:05:47,365 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 03:05:48,119 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 03:05:48,132 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 03:05:48,132 INFO L299 CfgBuilder]: Removed 65 assume(true) statements. [2022-07-12 03:05:48,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:05:48 BoogieIcfgContainer [2022-07-12 03:05:48,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 03:05:48,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 03:05:48,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 03:05:48,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 03:05:48,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:05:46" (1/3) ... [2022-07-12 03:05:48,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c89825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:05:48, skipping insertion in model container [2022-07-12 03:05:48,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:46" (2/3) ... [2022-07-12 03:05:48,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c89825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:05:48, skipping insertion in model container [2022-07-12 03:05:48,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:05:48" (3/3) ... [2022-07-12 03:05:48,139 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530b.c [2022-07-12 03:05:48,148 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 03:05:48,148 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 03:05:48,179 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 03:05:48,183 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5e047506, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@61d3ee72 [2022-07-12 03:05:48,183 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 03:05:48,186 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 240 states have (on average 1.6916666666666667) internal successors, (406), 241 states have internal predecessors, (406), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 03:05:48,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-12 03:05:48,190 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:48,190 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:05:48,191 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:48,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:48,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1895655517, now seen corresponding path program 1 times [2022-07-12 03:05:48,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 03:05:48,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45905348] [2022-07-12 03:05:48,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:48,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 03:05:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:48,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 03:05:48,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45905348] [2022-07-12 03:05:48,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45905348] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:48,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:48,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 03:05:48,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167907803] [2022-07-12 03:05:48,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:48,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 03:05:48,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 03:05:48,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 03:05:48,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:05:48,428 INFO L87 Difference]: Start difference. First operand has 257 states, 240 states have (on average 1.6916666666666667) internal successors, (406), 241 states have internal predecessors, (406), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2022-07-12 03:05:48,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:48,462 INFO L93 Difference]: Finished difference Result 512 states and 865 transitions. [2022-07-12 03:05:48,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 03:05:48,463 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 [2022-07-12 03:05:48,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:48,469 INFO L225 Difference]: With dead ends: 512 [2022-07-12 03:05:48,470 INFO L226 Difference]: Without dead ends: 254 [2022-07-12 03:05:48,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:05:48,475 INFO L413 NwaCegarLoop]: 356 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, 356 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:48,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 03:05:48,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-07-12 03:05:48,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-07-12 03:05:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 238 states have (on average 1.3907563025210083) internal successors, (331), 238 states have internal predecessors, (331), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 03:05:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 353 transitions. [2022-07-12 03:05:48,524 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 353 transitions. Word has length 10 [2022-07-12 03:05:48,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:48,524 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 353 transitions. [2022-07-12 03:05:48,524 INFO L496 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) [2022-07-12 03:05:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2022-07-12 03:05:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-12 03:05:48,525 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:48,525 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:05:48,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 03:05:48,526 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:48,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:48,527 INFO L85 PathProgramCache]: Analyzing trace with hash -59977569, now seen corresponding path program 1 times [2022-07-12 03:05:48,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 03:05:48,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855683683] [2022-07-12 03:05:48,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:48,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 03:05:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 03:05:48,652 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-12 03:05:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 03:05:48,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-12 03:05:48,764 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-12 03:05:48,765 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 03:05:48,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 03:05:48,769 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-12 03:05:48,771 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 03:05:48,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 03:05:48 BoogieIcfgContainer [2022-07-12 03:05:48,810 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 03:05:48,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 03:05:48,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 03:05:48,811 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 03:05:48,811 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:05:48" (3/4) ... [2022-07-12 03:05:48,813 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-12 03:05:48,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 03:05:48,814 INFO L158 Benchmark]: Toolchain (without parser) took 2355.55ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 102.5MB in the beginning and 122.2MB in the end (delta: -19.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2022-07-12 03:05:48,814 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:05:48,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.94ms. Allocated memory is still 132.1MB. Free memory was 102.3MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-12 03:05:48,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.47ms. Allocated memory is still 132.1MB. Free memory was 89.2MB in the beginning and 81.6MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 03:05:48,815 INFO L158 Benchmark]: Boogie Preprocessor took 94.98ms. Allocated memory is still 132.1MB. Free memory was 81.6MB in the beginning and 74.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 03:05:48,815 INFO L158 Benchmark]: RCFGBuilder took 1004.88ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 74.7MB in the beginning and 103.7MB in the end (delta: -29.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-07-12 03:05:48,816 INFO L158 Benchmark]: TraceAbstraction took 675.06ms. Allocated memory is still 184.5MB. Free memory was 102.7MB in the beginning and 122.2MB in the end (delta: -19.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:05:48,816 INFO L158 Benchmark]: Witness Printer took 2.45ms. Allocated memory is still 184.5MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:05:48,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.94ms. Allocated memory is still 132.1MB. Free memory was 102.3MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.47ms. Allocated memory is still 132.1MB. Free memory was 89.2MB in the beginning and 81.6MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.98ms. Allocated memory is still 132.1MB. Free memory was 81.6MB in the beginning and 74.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1004.88ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 74.7MB in the beginning and 103.7MB in the end (delta: -29.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * TraceAbstraction took 675.06ms. Allocated memory is still 184.5MB. Free memory was 102.7MB in the beginning and 122.2MB in the end (delta: -19.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.45ms. Allocated memory is still 184.5MB. Free memory is still 122.2MB. 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: 629]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 628, overapproximation of someUnaryDOUBLEoperation at line 497, overapproximation of bitwiseAnd at line 591, overapproximation of someUnaryFLOAToperation at line 624, overapproximation of someBinaryArithmeticFLOAToperation at line 596. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L79-L81] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L149] static const int init_jk_krempio[] = {4, 7, 9}; [L151-L155] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L157-L159] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L334-L352] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L354-L360] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L362-L371] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L491-L499] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L624] float x = -0.0f; [L625] CALL, EXPR tan_float(x) [L582] float y[2], z = 0.0; [L583] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000002, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L586] ieee_float_shape_type gf_u; [L587] gf_u.value = (x) [L588] EXPR gf_u.word [L588] (ix) = gf_u.word [L591] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000002, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L592] COND FALSE !(ix <= 0x3f490fda) VAL [\old(x)=1000000000000000000000000000002, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L595] COND TRUE !((ix) < 0x7f800000L) [L596] return x - x; [L596] return x - x; VAL [\old(x)=1000000000000000000000000000002, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, z=0, zero_krempio=0, zero_rempio=0] [L625] RET, EXPR tan_float(x) [L625] float res = tan_float(x); [L628] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, res == -0.0f && __signbit_float(res) == 1=0, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, zero_krempio=0, zero_rempio=0] [L628] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L629] reach_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, T_ktan={8:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, 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, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 356 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, 356 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, 0.2s 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 [2022-07-12 03:05:48,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/float_req_bl_0530b.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 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 03:05:50,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 03:05:50,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 03:05:50,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 03:05:50,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 03:05:50,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 03:05:50,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 03:05:50,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 03:05:50,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 03:05:50,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 03:05:50,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 03:05:50,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 03:05:50,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 03:05:50,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 03:05:50,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 03:05:50,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 03:05:50,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 03:05:50,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 03:05:50,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 03:05:50,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 03:05:50,468 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 03:05:50,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 03:05:50,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 03:05:50,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 03:05:50,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 03:05:50,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 03:05:50,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 03:05:50,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 03:05:50,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 03:05:50,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 03:05:50,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 03:05:50,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 03:05:50,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 03:05:50,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 03:05:50,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 03:05:50,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 03:05:50,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 03:05:50,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 03:05:50,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 03:05:50,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 03:05:50,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 03:05:50,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 03:05:50,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-12 03:05:50,513 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 03:05:50,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 03:05:50,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 03:05:50,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 03:05:50,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 03:05:50,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 03:05:50,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 03:05:50,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 03:05:50,515 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 03:05:50,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 03:05:50,516 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 03:05:50,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 03:05:50,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 03:05:50,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 03:05:50,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 03:05:50,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 03:05:50,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 03:05:50,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 03:05:50,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 03:05:50,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 03:05:50,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:05:50,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 03:05:50,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 03:05:50,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 03:05:50,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 03:05:50,527 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 [2022-07-12 03:05:50,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 03:05:50,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 03:05:50,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 03:05:50,780 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 03:05:50,780 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 03:05:50,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2022-07-12 03:05:50,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4158c9d98/fed00777a6984ce89ec1b5c2ad3a106e/FLAGb1c5608af [2022-07-12 03:05:51,241 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 03:05:51,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2022-07-12 03:05:51,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4158c9d98/fed00777a6984ce89ec1b5c2ad3a106e/FLAGb1c5608af [2022-07-12 03:05:51,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4158c9d98/fed00777a6984ce89ec1b5c2ad3a106e [2022-07-12 03:05:51,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 03:05:51,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 03:05:51,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 03:05:51,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 03:05:51,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 03:05:51,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9952c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51, skipping insertion in model container [2022-07-12 03:05:51,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 03:05:51,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 03:05:51,609 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/float_req_bl_0530b.c[15592,15605] [2022-07-12 03:05:51,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:05:51,643 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 03:05:51,715 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/float_req_bl_0530b.c[15592,15605] [2022-07-12 03:05:51,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:05:51,748 INFO L208 MainTranslator]: Completed translation [2022-07-12 03:05:51,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51 WrapperNode [2022-07-12 03:05:51,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 03:05:51,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 03:05:51,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 03:05:51,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 03:05:51,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,852 INFO L137 Inliner]: procedures = 29, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1064 [2022-07-12 03:05:51,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 03:05:51,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 03:05:51,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 03:05:51,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 03:05:51,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 03:05:51,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 03:05:51,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 03:05:51,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 03:05:51,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (1/1) ... [2022-07-12 03:05:51,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:05:51,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 03:05:51,979 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) [2022-07-12 03:05:51,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 03:05:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 03:05:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 03:05:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 03:05:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 03:05:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-07-12 03:05:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2022-07-12 03:05:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2022-07-12 03:05:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 03:05:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-12 03:05:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-12 03:05:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-07-12 03:05:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-12 03:05:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-12 03:05:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-07-12 03:05:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2022-07-12 03:05:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2022-07-12 03:05:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 03:05:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 03:05:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 03:05:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 03:05:52,166 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 03:05:52,167 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 03:06:25,068 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 03:06:25,085 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 03:06:25,085 INFO L299 CfgBuilder]: Removed 65 assume(true) statements. [2022-07-12 03:06:25,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:06:25 BoogieIcfgContainer [2022-07-12 03:06:25,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 03:06:25,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 03:06:25,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 03:06:25,092 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 03:06:25,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:05:51" (1/3) ... [2022-07-12 03:06:25,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7760d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:06:25, skipping insertion in model container [2022-07-12 03:06:25,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:05:51" (2/3) ... [2022-07-12 03:06:25,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7760d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:06:25, skipping insertion in model container [2022-07-12 03:06:25,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:06:25" (3/3) ... [2022-07-12 03:06:25,097 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530b.c [2022-07-12 03:06:25,109 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 03:06:25,109 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 03:06:25,148 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 03:06:25,153 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@34633a90, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3f3a0135 [2022-07-12 03:06:25,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 03:06:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 247 states, 230 states have (on average 1.6695652173913043) internal successors, (384), 231 states have internal predecessors, (384), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 03:06:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-12 03:06:25,165 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:25,165 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:25,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:25,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:25,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1661351645, now seen corresponding path program 1 times [2022-07-12 03:06:25,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:25,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1157013962] [2022-07-12 03:06:25,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:25,185 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:25,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:25,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:06:25,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 03:06:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:06:26,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-12 03:06:26,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:06:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:06:26,491 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:06:26,492 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:06:26,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1157013962] [2022-07-12 03:06:26,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1157013962] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:06:26,493 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:06:26,493 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 03:06:26,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597360826] [2022-07-12 03:06:26,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:06:26,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 03:06:26,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:06:26,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 03:06:26,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:06:26,536 INFO L87 Difference]: Start difference. First operand has 247 states, 230 states have (on average 1.6695652173913043) internal successors, (384), 231 states have internal predecessors, (384), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2022-07-12 03:06:26,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:06:26,574 INFO L93 Difference]: Finished difference Result 492 states and 821 transitions. [2022-07-12 03:06:26,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 03:06:26,580 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 [2022-07-12 03:06:26,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:06:26,596 INFO L225 Difference]: With dead ends: 492 [2022-07-12 03:06:26,596 INFO L226 Difference]: Without dead ends: 244 [2022-07-12 03:06:26,602 INFO L412 NwaCegarLoop]: 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 [2022-07-12 03:06:26,614 INFO L413 NwaCegarLoop]: 340 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, 340 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 03:06:26,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 03:06:26,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2022-07-12 03:06:26,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2022-07-12 03:06:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 228 states have (on average 1.381578947368421) internal successors, (315), 228 states have internal predecessors, (315), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 03:06:26,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 337 transitions. [2022-07-12 03:06:26,673 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 337 transitions. Word has length 10 [2022-07-12 03:06:26,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:06:26,674 INFO L495 AbstractCegarLoop]: Abstraction has 244 states and 337 transitions. [2022-07-12 03:06:26,674 INFO L496 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) [2022-07-12 03:06:26,675 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 337 transitions. [2022-07-12 03:06:26,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-12 03:06:26,676 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:26,677 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:26,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-12 03:06:26,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:06:26,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:26,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:26,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1285007371, now seen corresponding path program 1 times [2022-07-12 03:06:26,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:26,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958492538] [2022-07-12 03:06:26,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:26,906 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:26,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:26,907 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:06:26,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 03:06:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:06:28,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 03:06:28,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:06:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:06:28,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:06:28,558 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:06:28,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958492538] [2022-07-12 03:06:28,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1958492538] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:06:28,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:06:28,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 03:06:28,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706232322] [2022-07-12 03:06:28,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:06:28,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 03:06:28,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:06:28,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 03:06:28,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 03:06:28,564 INFO L87 Difference]: Start difference. First operand 244 states and 337 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:06:28,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:06:28,883 INFO L93 Difference]: Finished difference Result 290 states and 390 transitions. [2022-07-12 03:06:28,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 03:06:28,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-12 03:06:28,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:06:28,884 INFO L225 Difference]: With dead ends: 290 [2022-07-12 03:06:28,885 INFO L226 Difference]: Without dead ends: 54 [2022-07-12 03:06:28,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-12 03:06:28,887 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 2 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 03:06:28,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 230 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.1s Time] [2022-07-12 03:06:28,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-07-12 03:06:28,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-07-12 03:06:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-12 03:06:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 62 transitions. [2022-07-12 03:06:28,894 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 62 transitions. Word has length 11 [2022-07-12 03:06:28,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:06:28,894 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 62 transitions. [2022-07-12 03:06:28,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:06:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2022-07-12 03:06:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-12 03:06:28,895 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:28,895 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:28,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 03:06:29,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:06:29,112 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:29,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:29,112 INFO L85 PathProgramCache]: Analyzing trace with hash 632012606, now seen corresponding path program 1 times [2022-07-12 03:06:29,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:29,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149201402] [2022-07-12 03:06:29,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:29,113 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:29,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:29,115 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) [2022-07-12 03:06:29,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 03:06:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:06:31,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-12 03:06:31,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:06:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:06:32,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:06:32,443 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:06:32,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149201402] [2022-07-12 03:06:32,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149201402] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:06:32,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:06:32,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 03:06:32,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768933187] [2022-07-12 03:06:32,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:06:32,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 03:06:32,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:06:32,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 03:06:32,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 03:06:32,449 INFO L87 Difference]: Start difference. First operand 54 states and 62 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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) [2022-07-12 03:06:34,244 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:34,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:06:34,247 INFO L93 Difference]: Finished difference Result 82 states and 94 transitions. [2022-07-12 03:06:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 03:06:34,287 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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 22 [2022-07-12 03:06:34,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:06:34,287 INFO L225 Difference]: With dead ends: 82 [2022-07-12 03:06:34,288 INFO L226 Difference]: Without dead ends: 54 [2022-07-12 03:06:34,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-12 03:06:34,289 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 31 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 03:06:34,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 297 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 25 Unchecked, 1.3s Time] [2022-07-12 03:06:34,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-07-12 03:06:34,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-07-12 03:06:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 49 states have (on average 1.163265306122449) internal successors, (57), 49 states have internal predecessors, (57), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-12 03:06:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 61 transitions. [2022-07-12 03:06:34,292 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 61 transitions. Word has length 22 [2022-07-12 03:06:34,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:06:34,292 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 61 transitions. [2022-07-12 03:06:34,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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) [2022-07-12 03:06:34,293 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2022-07-12 03:06:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-12 03:06:34,293 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:34,293 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:34,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 03:06:34,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:06:34,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:34,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:34,509 INFO L85 PathProgramCache]: Analyzing trace with hash 2039574363, now seen corresponding path program 1 times [2022-07-12 03:06:34,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:34,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083726407] [2022-07-12 03:06:34,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:34,510 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:34,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:34,511 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) [2022-07-12 03:06:34,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 03:06:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:06:36,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 03:06:36,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:06:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:06:37,710 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:06:37,710 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:06:37,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083726407] [2022-07-12 03:06:37,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083726407] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:06:37,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:06:37,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 03:06:37,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118302762] [2022-07-12 03:06:37,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:06:37,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 03:06:37,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:06:37,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 03:06:37,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 03:06:37,711 INFO L87 Difference]: Start difference. First operand 54 states and 61 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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) [2022-07-12 03:06:40,991 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:42,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:44,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:46,440 WARN L534 Checker$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 [] [2022-07-12 03:06:47,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:49,961 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:50,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:06:50,036 INFO L93 Difference]: Finished difference Result 68 states and 75 transitions. [2022-07-12 03:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 03:06:50,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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 23 [2022-07-12 03:06:50,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:06:50,039 INFO L225 Difference]: With dead ends: 68 [2022-07-12 03:06:50,040 INFO L226 Difference]: Without dead ends: 38 [2022-07-12 03:06:50,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 03:06:50,041 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 38 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-07-12 03:06:50,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 153 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 35 Invalid, 2 Unknown, 0 Unchecked, 12.1s Time] [2022-07-12 03:06:50,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-07-12 03:06:50,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-07-12 03:06:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 33 states have internal predecessors, (36), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-12 03:06:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2022-07-12 03:06:50,043 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 23 [2022-07-12 03:06:50,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:06:50,043 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2022-07-12 03:06:50,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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) [2022-07-12 03:06:50,047 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2022-07-12 03:06:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-12 03:06:50,048 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:50,048 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:50,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-12 03:06:50,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:06:50,259 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:50,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:50,260 INFO L85 PathProgramCache]: Analyzing trace with hash 521946787, now seen corresponding path program 1 times [2022-07-12 03:06:50,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:50,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [620728227] [2022-07-12 03:06:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:50,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:50,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:50,262 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:06:50,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 03:06:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:06:51,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-12 03:06:51,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:06:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:06:52,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:06:52,954 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:06:52,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [620728227] [2022-07-12 03:06:52,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [620728227] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:06:52,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:06:52,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-12 03:06:52,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046814574] [2022-07-12 03:06:52,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:06:52,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 03:06:52,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:06:52,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 03:06:52,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-12 03:06:52,956 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 8 states have internal predecessors, (21), 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) [2022-07-12 03:06:59,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:06:59,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:06:59,188 INFO L93 Difference]: Finished difference Result 54 states and 55 transitions. [2022-07-12 03:06:59,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 03:06:59,188 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 8 states have internal predecessors, (21), 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 23 [2022-07-12 03:06:59,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:06:59,189 INFO L225 Difference]: With dead ends: 54 [2022-07-12 03:06:59,189 INFO L226 Difference]: Without dead ends: 51 [2022-07-12 03:06:59,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-12 03:06:59,190 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 38 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-07-12 03:06:59,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 204 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-07-12 03:06:59,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-07-12 03:06:59,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2022-07-12 03:06:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 38 states have internal predecessors, (41), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-12 03:06:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2022-07-12 03:06:59,197 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 23 [2022-07-12 03:06:59,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:06:59,198 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2022-07-12 03:06:59,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 8 states have internal predecessors, (21), 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) [2022-07-12 03:06:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2022-07-12 03:06:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-12 03:06:59,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:06:59,199 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:06:59,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 03:06:59,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:06:59,400 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:06:59,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:06:59,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1202005157, now seen corresponding path program 1 times [2022-07-12 03:06:59,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:06:59,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740851097] [2022-07-12 03:06:59,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:06:59,401 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:06:59,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:06:59,402 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:06:59,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 03:07:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:07:00,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 03:07:00,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:07:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:07:01,107 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:07:01,107 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:07:01,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [740851097] [2022-07-12 03:07:01,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [740851097] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:07:01,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:07:01,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 03:07:01,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188811349] [2022-07-12 03:07:01,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:07:01,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 03:07:01,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:07:01,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 03:07:01,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 03:07:01,108 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-07-12 03:07:02,383 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:07:02,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:07:02,473 INFO L93 Difference]: Finished difference Result 51 states and 52 transitions. [2022-07-12 03:07:02,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 03:07:02,474 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), 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 23 [2022-07-12 03:07:02,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:07:02,474 INFO L225 Difference]: With dead ends: 51 [2022-07-12 03:07:02,474 INFO L226 Difference]: Without dead ends: 28 [2022-07-12 03:07:02,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 03:07:02,475 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 7 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 03:07:02,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 89 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 03:07:02,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-07-12 03:07:02,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-07-12 03:07:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 25 states have (on average 1.0) internal successors, (25), 25 states have internal predecessors, (25), 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) [2022-07-12 03:07:02,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2022-07-12 03:07:02,478 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 23 [2022-07-12 03:07:02,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:07:02,478 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2022-07-12 03:07:02,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2022-07-12 03:07:02,478 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2022-07-12 03:07:02,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-07-12 03:07:02,478 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:07:02,479 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:07:02,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 03:07:02,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:07:02,684 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:07:02,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:07:02,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1963668792, now seen corresponding path program 1 times [2022-07-12 03:07:02,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:07:02,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [430098048] [2022-07-12 03:07:02,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:07:02,685 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:07:02,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:07:02,686 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:07:02,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 03:07:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:07:03,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-12 03:07:03,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:07:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:07:06,792 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:07:06,793 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:07:06,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [430098048] [2022-07-12 03:07:06,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [430098048] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:07:06,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:07:06,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-07-12 03:07:06,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406601769] [2022-07-12 03:07:06,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:07:06,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-12 03:07:06,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:07:06,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-12 03:07:06,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-07-12 03:07:06,794 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 12 states have internal predecessors, (25), 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) [2022-07-12 03:07:11,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:07:11,187 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2022-07-12 03:07:11,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-12 03:07:11,188 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 12 states have internal predecessors, (25), 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 27 [2022-07-12 03:07:11,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:07:11,188 INFO L225 Difference]: With dead ends: 28 [2022-07-12 03:07:11,188 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 03:07:11,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2022-07-12 03:07:11,189 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 24 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-12 03:07:11,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 122 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-12 03:07:11,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 03:07:11,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 03:07:11,190 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) [2022-07-12 03:07:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 03:07:11,190 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2022-07-12 03:07:11,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:07:11,197 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 03:07:11,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 12 states have internal predecessors, (25), 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) [2022-07-12 03:07:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 03:07:11,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 03:07:11,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 03:07:11,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-12 03:07:11,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:07:11,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 59 77) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 59 77) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point L71(lines 71 75) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point L71-1(lines 59 77) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2022-07-12 03:07:13,819 INFO L902 garLoopResultBuilder]: At program point L61-2(lines 61 65) the Hoare annotation is: true [2022-07-12 03:07:13,820 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 59 77) the Hoare annotation is: true [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 59 77) no Hoare annotation was computed. [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 517) no Hoare annotation was computed. [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 501 579) no Hoare annotation was computed. [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfFINAL(lines 501 579) no Hoare annotation was computed. [2022-07-12 03:07:13,820 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 522) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L519-2(lines 519 522) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L515(line 515) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L515-2(line 515) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 516) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfEXIT(lines 501 579) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L902 garLoopResultBuilder]: At program point __kernel_tanfENTRY(lines 501 579) the Hoare annotation is: true [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 515) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L504-1(lines 504 508) no Hoare annotation was computed. [2022-07-12 03:07:13,821 INFO L895 garLoopResultBuilder]: At program point L504-2(lines 504 508) the Hoare annotation is: (and (= |__kernel_tanf_#in~x| __kernel_tanf_~x) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2022-07-12 03:07:13,821 INFO L899 garLoopResultBuilder]: For program point L504-3(lines 504 508) no Hoare annotation was computed. [2022-07-12 03:07:13,822 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 566 570) no Hoare annotation was computed. [2022-07-12 03:07:13,822 INFO L895 garLoopResultBuilder]: At program point L566-2(lines 566 570) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|) (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))))) [2022-07-12 03:07:13,822 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 554 558) no Hoare annotation was computed. [2022-07-12 03:07:13,822 INFO L895 garLoopResultBuilder]: At program point L554-2(lines 554 558) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|) (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))))) [2022-07-12 03:07:13,822 INFO L895 garLoopResultBuilder]: At program point L513(line 513) the Hoare annotation is: (and (= |__kernel_tanf_#in~x| __kernel_tanf_~x) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|) (not (= (_ bv1 32) |__kernel_tanf_#in~iy|))) [2022-07-12 03:07:13,822 INFO L899 garLoopResultBuilder]: For program point L513-1(line 513) no Hoare annotation was computed. [2022-07-12 03:07:13,822 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 546) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L571-1(lines 549 578) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L571-2(lines 571 575) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L559-1(lines 549 578) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L559-2(lines 559 563) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 518 527) no Hoare annotation was computed. [2022-07-12 03:07:13,823 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 578) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point fabs_floatFINAL(lines 134 147) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point fabs_floatEXIT(lines 134 147) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L902 garLoopResultBuilder]: At program point fabs_floatENTRY(lines 134 147) the Hoare annotation is: true [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 134 147) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point L141-2(lines 141 145) no Hoare annotation was computed. [2022-07-12 03:07:13,824 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2022-07-12 03:07:13,825 INFO L902 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: true [2022-07-12 03:07:13,825 INFO L895 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: false [2022-07-12 03:07:13,825 INFO L899 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L895 garLoopResultBuilder]: At program point L300-3(lines 300 301) the Hoare annotation is: false [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L300-4(lines 290 330) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 452) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L433-1(lines 421 453) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 275) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 236) no Hoare annotation was computed. [2022-07-12 03:07:13,826 INFO L895 garLoopResultBuilder]: At program point L268-2(lines 259 276) the Hoare annotation is: false [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 38) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L302-1(line 302) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L895 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: false [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L236-1(line 236) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L902 garLoopResultBuilder]: At program point L633(lines 616 634) the Hoare annotation is: true [2022-07-12 03:07:13,827 INFO L895 garLoopResultBuilder]: At program point L600(line 600) the Hoare annotation is: false [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L600-1(line 600) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L895 garLoopResultBuilder]: At program point L600-2(lines 581 602) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start_tan_float_#res#1| .cse0) (= |ULTIMATE.start_tan_float_~x#1| .cse0))) [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L171(lines 171 172) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L171-2(lines 171 172) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 43) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L469-1(lines 469 473) no Hoare annotation was computed. [2022-07-12 03:07:13,827 INFO L895 garLoopResultBuilder]: At program point L469-2(lines 469 473) the Hoare annotation is: false [2022-07-12 03:07:13,827 INFO L899 garLoopResultBuilder]: For program point L469-3(lines 469 473) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L304-2(lines 304 305) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 208) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L895 garLoopResultBuilder]: At program point L304-3(lines 304 305) the Hoare annotation is: false [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L304-4(lines 290 330) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 40 41) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L404(lines 404 411) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L404-2(lines 404 411) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L306-1(line 306) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 208) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L240-1(lines 162 332) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L207-2(lines 162 332) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L439-1(lines 439 443) no Hoare annotation was computed. [2022-07-12 03:07:13,828 INFO L895 garLoopResultBuilder]: At program point L439-2(lines 439 443) the Hoare annotation is: false [2022-07-12 03:07:13,828 INFO L899 garLoopResultBuilder]: For program point L439-3(lines 439 443) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L308(line 308) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L242-2(lines 242 243) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L895 garLoopResultBuilder]: At program point L242-3(lines 242 243) the Hoare annotation is: false [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L242-4(lines 240 257) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L474-2(lines 474 477) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L895 garLoopResultBuilder]: At program point L474-3(lines 474 477) the Hoare annotation is: false [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L474-4(lines 474 477) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 313) no Hoare annotation was computed. [2022-07-12 03:07:13,829 INFO L899 garLoopResultBuilder]: For program point L210(lines 162 332) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 313) the Hoare annotation is: false [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 313) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L177-2(lines 177 178) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L895 garLoopResultBuilder]: At program point L177-3(lines 177 178) the Hoare annotation is: false [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L177-4(lines 177 178) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L895 garLoopResultBuilder]: At program point L607-2(lines 607 611) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short141#1| (= |ULTIMATE.start_tan_float_#res#1| .cse0) (= |ULTIMATE.start_tan_float_~x#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0))) [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L607-3(lines 607 611) no Hoare annotation was computed. [2022-07-12 03:07:13,830 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L178-2(line 178) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 49) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L278(line 278) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L245-1(lines 245 246) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L245-3(lines 245 246) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L895 garLoopResultBuilder]: At program point L245-4(lines 245 246) the Hoare annotation is: false [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L245-5(lines 245 246) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L279-2(lines 279 282) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L895 garLoopResultBuilder]: At program point L279-3(lines 279 282) the Hoare annotation is: false [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 222) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L279-4(lines 279 282) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 180 184) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L895 garLoopResultBuilder]: At program point L213-3(lines 213 222) the Hoare annotation is: false [2022-07-12 03:07:13,831 INFO L895 garLoopResultBuilder]: At program point L180-3(lines 180 184) the Hoare annotation is: false [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L213-4(lines 210 238) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L180-4(lines 180 184) no Hoare annotation was computed. [2022-07-12 03:07:13,831 INFO L899 garLoopResultBuilder]: For program point L445(lines 445 451) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L379-1(lines 379 383) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L895 garLoopResultBuilder]: At program point L379-2(lines 379 383) the Hoare annotation is: false [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L379-3(lines 379 383) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L181-2(lines 181 182) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L895 garLoopResultBuilder]: At program point L181-3(lines 181 182) the Hoare annotation is: false [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L181-4(lines 181 182) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 221) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L895 garLoopResultBuilder]: At program point L314-3(lines 314 318) the Hoare annotation is: false [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L248-2(lines 248 253) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L314-4(lines 314 318) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L895 garLoopResultBuilder]: At program point L248-3(lines 248 253) the Hoare annotation is: false [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L248-4(lines 248 253) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L899 garLoopResultBuilder]: For program point L480-1(lines 480 481) no Hoare annotation was computed. [2022-07-12 03:07:13,832 INFO L895 garLoopResultBuilder]: At program point L480-3(lines 480 481) the Hoare annotation is: false [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L480-4(lines 480 481) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 219) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L51(lines 51 55) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 16 57) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L895 garLoopResultBuilder]: At program point L613(lines 604 614) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short141#1| (= |ULTIMATE.start_tan_float_#res#1| .cse0) (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~2#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~2#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~2#1|)) .cse0) (= |ULTIMATE.start_tan_float_~x#1| .cse0) (= |ULTIMATE.start___signbit_float_#res#1| (_ bv1 32)) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0))) [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 461) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L899 garLoopResultBuilder]: For program point L250-2(lines 250 251) no Hoare annotation was computed. [2022-07-12 03:07:13,833 INFO L895 garLoopResultBuilder]: At program point L250-3(lines 250 251) the Hoare annotation is: false [2022-07-12 03:07:13,834 INFO L899 garLoopResultBuilder]: For program point L250-4(lines 250 251) no Hoare annotation was computed. [2022-07-12 03:07:13,834 INFO L899 garLoopResultBuilder]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2022-07-12 03:07:13,834 INFO L895 garLoopResultBuilder]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2022-07-12 03:07:13,834 INFO L899 garLoopResultBuilder]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2022-07-12 03:07:13,834 INFO L895 garLoopResultBuilder]: At program point L416(line 416) the Hoare annotation is: false [2022-07-12 03:07:13,834 INFO L899 garLoopResultBuilder]: For program point L416-1(line 416) no Hoare annotation was computed. [2022-07-12 03:07:13,839 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 03:07:13,839 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 288) no Hoare annotation was computed. [2022-07-12 03:07:13,839 INFO L895 garLoopResultBuilder]: At program point L284-3(lines 284 288) the Hoare annotation is: false [2022-07-12 03:07:13,839 INFO L899 garLoopResultBuilder]: For program point L284-4(lines 284 288) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 487) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L285-2(lines 285 286) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L895 garLoopResultBuilder]: At program point L285-3(lines 285 286) the Hoare annotation is: false [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L285-4(lines 285 286) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 389) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2022-07-12 03:07:13,840 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 290 330) no Hoare annotation was computed. [2022-07-12 03:07:13,840 INFO L895 garLoopResultBuilder]: At program point L56(lines 16 57) the Hoare annotation is: false [2022-07-12 03:07:13,841 INFO L899 garLoopResultBuilder]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2022-07-12 03:07:13,841 INFO L895 garLoopResultBuilder]: At program point L585-2(lines 585 589) the Hoare annotation is: (= |ULTIMATE.start_tan_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-07-12 03:07:13,841 INFO L899 garLoopResultBuilder]: For program point L585-3(lines 585 589) no Hoare annotation was computed. [2022-07-12 03:07:13,841 INFO L895 garLoopResultBuilder]: At program point L255(lines 162 332) the Hoare annotation is: false [2022-07-12 03:07:13,841 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-07-12 03:07:13,841 INFO L895 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2022-07-12 03:07:13,842 INFO L895 garLoopResultBuilder]: At program point L189-4(lines 189 193) the Hoare annotation is: false [2022-07-12 03:07:13,842 INFO L899 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2022-07-12 03:07:13,842 INFO L899 garLoopResultBuilder]: For program point L421-2(lines 421 453) no Hoare annotation was computed. [2022-07-12 03:07:13,842 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 03:07:13,842 INFO L899 garLoopResultBuilder]: For program point L223-1(lines 210 238) no Hoare annotation was computed. [2022-07-12 03:07:13,842 INFO L895 garLoopResultBuilder]: At program point L488(lines 373 489) the Hoare annotation is: false [2022-07-12 03:07:13,842 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 460) no Hoare annotation was computed. [2022-07-12 03:07:13,842 INFO L895 garLoopResultBuilder]: At program point L290(lines 290 330) the Hoare annotation is: false [2022-07-12 03:07:13,842 INFO L895 garLoopResultBuilder]: At program point L224(lines 224 231) the Hoare annotation is: false [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 50) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 414) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L291(line 291) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 44) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L391(lines 391 413) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 34) no Hoare annotation was computed. [2022-07-12 03:07:13,843 INFO L899 garLoopResultBuilder]: For program point L293-2(lines 293 294) no Hoare annotation was computed. [2022-07-12 03:07:13,844 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 294) the Hoare annotation is: false [2022-07-12 03:07:13,844 INFO L899 garLoopResultBuilder]: For program point L293-4(lines 290 330) no Hoare annotation was computed. [2022-07-12 03:07:13,844 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 33) no Hoare annotation was computed. [2022-07-12 03:07:13,844 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 400) no Hoare annotation was computed. [2022-07-12 03:07:13,844 INFO L899 garLoopResultBuilder]: For program point L393-2(lines 393 400) no Hoare annotation was computed. [2022-07-12 03:07:13,844 INFO L899 garLoopResultBuilder]: For program point L228(line 228) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L592(lines 592 601) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L427-1(lines 427 431) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L895 garLoopResultBuilder]: At program point L427-2(lines 427 431) the Hoare annotation is: false [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L427-3(lines 427 431) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L295-1(line 295) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L262-1(lines 262 265) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L895 garLoopResultBuilder]: At program point L262-3(lines 262 265) the Hoare annotation is: false [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L895 garLoopResultBuilder]: At program point L593(line 593) the Hoare annotation is: (= |ULTIMATE.start_tan_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L593-1(line 593) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 629) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L297-2(line 297) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2022-07-12 03:07:13,845 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 601) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L628-2(lines 628 631) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 466) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L895 garLoopResultBuilder]: At program point L331(lines 161 332) the Hoare annotation is: false [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L200(lines 200 208) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L902 garLoopResultBuilder]: At program point L122(line 122) the Hoare annotation is: true [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L122-1(line 122) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 111) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L106(lines 106 107) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L98(lines 98 108) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L98-2(lines 98 108) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 95) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2022-07-12 03:07:13,846 INFO L902 garLoopResultBuilder]: At program point L127-2(lines 127 131) the Hoare annotation is: true [2022-07-12 03:07:13,846 INFO L899 garLoopResultBuilder]: For program point L127-3(lines 127 131) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L902 garLoopResultBuilder]: At program point L111(line 111) the Hoare annotation is: true [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point L111-1(line 111) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 83 133) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L902 garLoopResultBuilder]: At program point L124(line 124) the Hoare annotation is: true [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point L124-1(line 124) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 125) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2022-07-12 03:07:13,847 INFO L902 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: true [2022-07-12 03:07:13,847 INFO L899 garLoopResultBuilder]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 119) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 83 133) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 83 133) the Hoare annotation is: true [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 100 104) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L902 garLoopResultBuilder]: At program point L100-2(lines 100 104) the Hoare annotation is: true [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L100-3(lines 100 104) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 97) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 124) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2022-07-12 03:07:13,848 INFO L902 garLoopResultBuilder]: At program point L113-2(lines 113 117) the Hoare annotation is: true [2022-07-12 03:07:13,848 INFO L899 garLoopResultBuilder]: For program point L113-3(lines 113 117) no Hoare annotation was computed. [2022-07-12 03:07:13,851 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:07:13,852 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 03:07:13,863 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,864 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,865 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:13,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 03:07:13 BoogieIcfgContainer [2022-07-12 03:07:13,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 03:07:13,867 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 03:07:13,867 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 03:07:13,868 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 03:07:13,868 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:06:25" (3/4) ... [2022-07-12 03:07:13,870 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 03:07:13,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2022-07-12 03:07:13,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-07-12 03:07:13,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-07-12 03:07:13,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2022-07-12 03:07:13,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-07-12 03:07:13,895 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-07-12 03:07:13,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-12 03:07:13,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 03:07:13,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && iy == \old(iy) [2022-07-12 03:07:13,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:07:13,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:07:13,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:07:13,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __kernel_tanf_~hx~2 : bv32 :: ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x) && !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32)) [2022-07-12 03:07:14,061 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 03:07:14,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 03:07:14,062 INFO L158 Benchmark]: Toolchain (without parser) took 82793.65ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 30.3MB in the beginning and 36.6MB in the end (delta: -6.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,062 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:07:14,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.76ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 43.7MB in the end (delta: -13.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.14ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 36.6MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,063 INFO L158 Benchmark]: Boogie Preprocessor took 99.95ms. Allocated memory is still 67.1MB. Free memory was 36.6MB in the beginning and 42.8MB in the end (delta: -6.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,064 INFO L158 Benchmark]: RCFGBuilder took 33130.71ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 42.8MB in the beginning and 64.5MB in the end (delta: -21.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,064 INFO L158 Benchmark]: TraceAbstraction took 48776.87ms. Allocated memory is still 94.4MB. Free memory was 64.0MB in the beginning and 57.4MB in the end (delta: 6.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,065 INFO L158 Benchmark]: Witness Printer took 193.93ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 36.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-12 03:07:14,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.76ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 43.7MB in the end (delta: -13.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.14ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 36.6MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.95ms. Allocated memory is still 67.1MB. Free memory was 36.6MB in the beginning and 42.8MB in the end (delta: -6.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * RCFGBuilder took 33130.71ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 42.8MB in the beginning and 64.5MB in the end (delta: -21.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 48776.87ms. Allocated memory is still 94.4MB. Free memory was 64.0MB in the beginning and 57.4MB in the end (delta: 6.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 193.93ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 36.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,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: 629]: 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, 247 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.7s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 20.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 1435 SdHoareTripleChecker+Invalid, 19.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 28 IncrementalHoareTripleChecker+Unchecked, 846 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 282 IncrementalHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 589 mSDtfsCounter, 282 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=247occurred in iteration=0, InterpolantAutomatonStates: 46, 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, 7 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 150 PreInvPairs, 163 NumberOfFragments, 170 HoareAnnotationTreeSize, 150 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 61 FomulaSimplificationsInter, 48 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 9.7s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 132 ConstructedInterpolants, 7 QuantifiedInterpolants, 478 SizeOfPredicates, 35 NumberOfNonLiveVariables, 2798 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: \old(x) == x && iy == \old(iy) - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: 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: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 554]: Loop Invariant [2022-07-12 03:07:14,100 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,102 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x) && !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32)) - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant [2022-07-12 03:07:14,102 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,105 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,105 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2022-07-12 03:07:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x) && !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32)) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 03:07:14,309 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 [2022-07-12 03:07:14,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE