./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_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 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 13:59:59,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 13:59:59,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 13:59:59,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 13:59:59,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 13:59:59,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 13:59:59,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 13:59:59,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 13:59:59,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 13:59:59,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 13:59:59,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 13:59:59,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 13:59:59,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 13:59:59,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 13:59:59,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 13:59:59,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 13:59:59,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 13:59:59,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 13:59:59,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 13:59:59,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 13:59:59,307 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 13:59:59,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 13:59:59,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 13:59:59,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 13:59:59,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 13:59:59,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 13:59:59,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 13:59:59,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 13:59:59,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 13:59:59,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 13:59:59,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 13:59:59,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 13:59:59,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 13:59:59,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 13:59:59,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 13:59:59,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 13:59:59,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 13:59:59,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 13:59:59,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 13:59:59,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 13:59:59,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 13:59:59,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 13:59:59,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 13:59:59,356 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 13:59:59,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 13:59:59,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 13:59:59,357 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 13:59:59,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 13:59:59,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 13:59:59,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 13:59:59,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 13:59:59,358 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 13:59:59,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 13:59:59,358 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 13:59:59,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 13:59:59,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 13:59:59,360 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 13:59:59,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 13:59:59,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 13:59:59,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 13:59:59,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 13:59:59,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 13:59:59,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 13:59:59,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 13:59:59,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 13:59:59,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 13:59:59,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 13:59:59,361 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 13:59:59,362 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 13:59:59,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 13:59:59,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a [2022-07-19 13:59:59,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 13:59:59,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 13:59:59,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 13:59:59,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 13:59:59,598 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 13:59:59,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-19 13:59:59,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ce74a9d/8ba1643649da46d69f6e857088708a1b/FLAG262f99fea [2022-07-19 14:00:00,045 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 14:00:00,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-19 14:00:00,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ce74a9d/8ba1643649da46d69f6e857088708a1b/FLAG262f99fea [2022-07-19 14:00:00,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ce74a9d/8ba1643649da46d69f6e857088708a1b [2022-07-19 14:00:00,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 14:00:00,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 14:00:00,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 14:00:00,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 14:00:00,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 14:00:00,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24060d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00, skipping insertion in model container [2022-07-19 14:00:00,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 14:00:00,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 14:00:00,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-19 14:00:00,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 14:00:00,354 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 14:00:00,449 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-19 14:00:00,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 14:00:00,478 INFO L208 MainTranslator]: Completed translation [2022-07-19 14:00:00,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00 WrapperNode [2022-07-19 14:00:00,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 14:00:00,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 14:00:00,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 14:00:00,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 14:00:00,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,549 INFO L137 Inliner]: procedures = 26, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 990 [2022-07-19 14:00:00,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 14:00:00,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 14:00:00,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 14:00:00,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 14:00:00,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 14:00:00,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 14:00:00,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 14:00:00,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 14:00:00,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (1/1) ... [2022-07-19 14:00:00,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 14:00:00,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 14:00:00,705 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) [2022-07-19 14:00:00,760 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 [2022-07-19 14:00:00,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 14:00:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-19 14:00:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-19 14:00:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 14:00:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-07-19 14:00:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-07-19 14:00:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-19 14:00:00,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-07-19 14:00:00,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-19 14:00:00,785 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-19 14:00:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 14:00:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 14:00:00,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 14:00:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 14:00:00,938 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 14:00:00,939 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 14:00:01,731 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 14:00:01,738 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 14:00:01,738 INFO L299 CfgBuilder]: Removed 67 assume(true) statements. [2022-07-19 14:00:01,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:00:01 BoogieIcfgContainer [2022-07-19 14:00:01,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 14:00:01,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 14:00:01,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 14:00:01,746 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 14:00:01,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 02:00:00" (1/3) ... [2022-07-19 14:00:01,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de3385f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 02:00:01, skipping insertion in model container [2022-07-19 14:00:01,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:00" (2/3) ... [2022-07-19 14:00:01,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de3385f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 02:00:01, skipping insertion in model container [2022-07-19 14:00:01,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:00:01" (3/3) ... [2022-07-19 14:00:01,748 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530b.c [2022-07-19 14:00:01,758 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 14:00:01,759 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 14:00:01,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 14:00:01,804 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@6f1e8a6a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@13df8747 [2022-07-19 14:00:01,804 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 14:00:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand has 263 states, 246 states have (on average 1.6910569105691058) internal successors, (416), 247 states have internal predecessors, (416), 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) [2022-07-19 14:00:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-19 14:00:01,814 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:00:01,814 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 14:00:01,815 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:00:01,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:00:01,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1160975261, now seen corresponding path program 1 times [2022-07-19 14:00:01,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 14:00:01,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372018836] [2022-07-19 14:00:01,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:00:01,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 14:00:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:00:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:00:02,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 14:00:02,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372018836] [2022-07-19 14:00:02,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372018836] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:00:02,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:00:02,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 14:00:02,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981239081] [2022-07-19 14:00:02,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:00:02,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 14:00:02,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 14:00:02,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 14:00:02,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 14:00:02,059 INFO L87 Difference]: Start difference. First operand has 263 states, 246 states have (on average 1.6910569105691058) internal successors, (416), 247 states have internal predecessors, (416), 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) [2022-07-19 14:00:02,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:00:02,103 INFO L93 Difference]: Finished difference Result 524 states and 885 transitions. [2022-07-19 14:00:02,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 14:00:02,106 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 [2022-07-19 14:00:02,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:00:02,114 INFO L225 Difference]: With dead ends: 524 [2022-07-19 14:00:02,114 INFO L226 Difference]: Without dead ends: 260 [2022-07-19 14:00:02,119 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 [2022-07-19 14:00:02,122 INFO L413 NwaCegarLoop]: 366 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, 366 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 [2022-07-19 14:00:02,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 14:00:02,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2022-07-19 14:00:02,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2022-07-19 14:00:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 244 states have (on average 1.3975409836065573) internal successors, (341), 244 states have internal predecessors, (341), 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) [2022-07-19 14:00:02,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 363 transitions. [2022-07-19 14:00:02,166 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 363 transitions. Word has length 10 [2022-07-19 14:00:02,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:00:02,169 INFO L495 AbstractCegarLoop]: Abstraction has 260 states and 363 transitions. [2022-07-19 14:00:02,170 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) [2022-07-19 14:00:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 363 transitions. [2022-07-19 14:00:02,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-19 14:00:02,171 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:00:02,171 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 14:00:02,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 14:00:02,171 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:00:02,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:00:02,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1414716621, now seen corresponding path program 1 times [2022-07-19 14:00:02,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 14:00:02,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523549669] [2022-07-19 14:00:02,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:00:02,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 14:00:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-19 14:00:02,254 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-19 14:00:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-19 14:00:02,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-19 14:00:02,350 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-19 14:00:02,352 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 14:00:02,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 14:00:02,357 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-19 14:00:02,362 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 14:00:02,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 02:00:02 BoogieIcfgContainer [2022-07-19 14:00:02,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 14:00:02,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 14:00:02,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 14:00:02,397 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 14:00:02,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:00:01" (3/4) ... [2022-07-19 14:00:02,399 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-19 14:00:02,399 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 14:00:02,400 INFO L158 Benchmark]: Toolchain (without parser) took 2331.54ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 71.7MB in the beginning and 89.8MB in the end (delta: -18.1MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,400 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 14:00:02,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.94ms. Allocated memory is still 107.0MB. Free memory was 71.5MB in the beginning and 66.9MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.25ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 59.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,402 INFO L158 Benchmark]: Boogie Preprocessor took 79.57ms. Allocated memory is still 107.0MB. Free memory was 59.7MB in the beginning and 52.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,402 INFO L158 Benchmark]: RCFGBuilder took 1111.04ms. Allocated memory is still 107.0MB. Free memory was 52.9MB in the beginning and 59.2MB in the end (delta: -6.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,403 INFO L158 Benchmark]: TraceAbstraction took 653.01ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 58.7MB in the beginning and 89.8MB in the end (delta: -31.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-19 14:00:02,403 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 161.5MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 14:00:02,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.94ms. Allocated memory is still 107.0MB. Free memory was 71.5MB in the beginning and 66.9MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.25ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 59.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.57ms. Allocated memory is still 107.0MB. Free memory was 59.7MB in the beginning and 52.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1111.04ms. Allocated memory is still 107.0MB. Free memory was 52.9MB in the beginning and 59.2MB in the end (delta: -6.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * TraceAbstraction took 653.01ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 58.7MB in the beginning and 89.8MB in the end (delta: -31.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 161.5MB. Free memory is still 89.8MB. 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: 662]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 657, overapproximation of bitwiseAnd at line 624, overapproximation of someBinaryArithmeticDOUBLEoperation at line 629, overapproximation of someBinaryDOUBLEComparisonOperation at line 661. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L108-L110] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L179] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L181-L186] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L188-L190] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L365-L376] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L378-L385] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L387-L396] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L529-L540] static const double one_ktan = 1.00000000000000000000e+00, pio4_ktan = 7.85398163397448278999e-01, pio4lo_ktan = 3.06161699786838301793e-17, T[] = { 3.33333333333334091986e-01, 1.33333333333201242699e-01, 5.39682539762260521377e-02, 2.18694882948595424599e-02, 8.86323982359930005737e-03, 3.59207910759131235356e-03, 1.45620945432529025516e-03, 5.88041240820264096874e-04, 2.46463134818469906812e-04, 7.81794442939557092300e-05, 7.14072491382608190305e-05, -1.85586374855275456654e-05, 2.59073051863633712884e-05, }; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L657] double x = -0.0; [L658] CALL, EXPR tan_double(x) [L615] double y[2], z = 0.0; [L616] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] ieee_double_shape_type gh_u; [L620] gh_u.value = (x) [L621] EXPR gh_u.parts.msw [L621] (ix) = gh_u.parts.msw [L624] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L628] COND TRUE ix >= 0x7ff00000 [L629] return x - x; [L629] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, z=0, zero_krempio=0, zero_rempio=0] [L658] RET, EXPR tan_double(x) [L658] double res = tan_double(x); [L661] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, res == -0.0 && __signbit_double(res) == 1=0, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, zero_krempio=0, zero_rempio=0] [L661] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L662] reach_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 263 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, 366 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, 366 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=263occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-19 14:00:02,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_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 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 14:00:04,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 14:00:04,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 14:00:04,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 14:00:04,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 14:00:04,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 14:00:04,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 14:00:04,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 14:00:04,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 14:00:04,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 14:00:04,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 14:00:04,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 14:00:04,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 14:00:04,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 14:00:04,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 14:00:04,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 14:00:04,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 14:00:04,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 14:00:04,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 14:00:04,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 14:00:04,548 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 14:00:04,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 14:00:04,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 14:00:04,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 14:00:04,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 14:00:04,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 14:00:04,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 14:00:04,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 14:00:04,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 14:00:04,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 14:00:04,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 14:00:04,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 14:00:04,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 14:00:04,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 14:00:04,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 14:00:04,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 14:00:04,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 14:00:04,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 14:00:04,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 14:00:04,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 14:00:04,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 14:00:04,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 14:00:04,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 14:00:04,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 14:00:04,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 14:00:04,589 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 14:00:04,589 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 14:00:04,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 14:00:04,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 14:00:04,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 14:00:04,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 14:00:04,591 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 14:00:04,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 14:00:04,591 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 14:00:04,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 14:00:04,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 14:00:04,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 14:00:04,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 14:00:04,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 14:00:04,601 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 14:00:04,602 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 14:00:04,602 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 14:00:04,602 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 14:00:04,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 14:00:04,602 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 14:00:04,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 14:00:04,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 14:00:04,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 14:00:04,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 14:00:04,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 14:00:04,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 14:00:04,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 14:00:04,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 14:00:04,604 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 14:00:04,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 14:00:04,605 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 14:00:04,605 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 14:00:04,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 14:00:04,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 14:00:04,606 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a [2022-07-19 14:00:04,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 14:00:04,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 14:00:04,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 14:00:04,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 14:00:04,898 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 14:00:04,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-19 14:00:04,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/211c9019c/eb776835cc3342f68c2629484bfde0ca/FLAGaaa181e8b [2022-07-19 14:00:05,408 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 14:00:05,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-19 14:00:05,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/211c9019c/eb776835cc3342f68c2629484bfde0ca/FLAGaaa181e8b [2022-07-19 14:00:05,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/211c9019c/eb776835cc3342f68c2629484bfde0ca [2022-07-19 14:00:05,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 14:00:05,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 14:00:05,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 14:00:05,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 14:00:05,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 14:00:05,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 02:00:05" (1/1) ... [2022-07-19 14:00:05,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61dd0b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:05, skipping insertion in model container [2022-07-19 14:00:05,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 02:00:05" (1/1) ... [2022-07-19 14:00:05,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 14:00:05,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 14:00:06,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-19 14:00:06,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 14:00:06,343 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 14:00:06,437 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-19 14:00:06,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 14:00:06,466 INFO L208 MainTranslator]: Completed translation [2022-07-19 14:00:06,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06 WrapperNode [2022-07-19 14:00:06,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 14:00:06,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 14:00:06,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 14:00:06,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 14:00:06,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,578 INFO L137 Inliner]: procedures = 30, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 976 [2022-07-19 14:00:06,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 14:00:06,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 14:00:06,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 14:00:06,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 14:00:06,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 14:00:06,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 14:00:06,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 14:00:06,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 14:00:06,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (1/1) ... [2022-07-19 14:00:06,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 14:00:06,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 14:00:06,714 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) [2022-07-19 14:00:06,723 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 [2022-07-19 14:00:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 14:00:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-07-19 14:00:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-19 14:00:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-19 14:00:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-07-19 14:00:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-07-19 14:00:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 14:00:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-07-19 14:00:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-07-19 14:00:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-19 14:00:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-19 14:00:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 14:00:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 14:00:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 14:00:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 14:00:06,879 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 14:00:06,898 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 14:01:09,240 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 14:01:09,246 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 14:01:09,257 INFO L299 CfgBuilder]: Removed 67 assume(true) statements. [2022-07-19 14:01:09,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:01:09 BoogieIcfgContainer [2022-07-19 14:01:09,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 14:01:09,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 14:01:09,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 14:01:09,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 14:01:09,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 02:00:05" (1/3) ... [2022-07-19 14:01:09,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5430d8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 02:01:09, skipping insertion in model container [2022-07-19 14:01:09,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 02:00:06" (2/3) ... [2022-07-19 14:01:09,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5430d8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 02:01:09, skipping insertion in model container [2022-07-19 14:01:09,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:01:09" (3/3) ... [2022-07-19 14:01:09,280 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530b.c [2022-07-19 14:01:09,289 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 14:01:09,290 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 14:01:09,358 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 14:01:09,365 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@148adf7d, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@56a1a474 [2022-07-19 14:01:09,365 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 14:01:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 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) [2022-07-19 14:01:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-19 14:01:09,375 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:01:09,376 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 14:01:09,376 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:01:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:01:09,381 INFO L85 PathProgramCache]: Analyzing trace with hash 926671389, now seen corresponding path program 1 times [2022-07-19 14:01:09,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:01:09,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [503622107] [2022-07-19 14:01:09,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:01:09,393 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:01:09,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:01:09,395 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) [2022-07-19 14:01:09,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-19 14:01:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:01:09,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-19 14:01:09,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:01:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:01:09,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:01:09,810 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:01:09,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [503622107] [2022-07-19 14:01:09,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [503622107] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:01:09,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:01:09,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 14:01:09,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192010561] [2022-07-19 14:01:09,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:01:09,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 14:01:09,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:01:09,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 14:01:09,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 14:01:09,834 INFO L87 Difference]: Start difference. First operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 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) [2022-07-19 14:01:09,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:01:09,868 INFO L93 Difference]: Finished difference Result 512 states and 857 transitions. [2022-07-19 14:01:09,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 14:01:09,875 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 [2022-07-19 14:01:09,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:01:09,883 INFO L225 Difference]: With dead ends: 512 [2022-07-19 14:01:09,883 INFO L226 Difference]: Without dead ends: 254 [2022-07-19 14:01:09,887 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 [2022-07-19 14:01:09,890 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 [2022-07-19 14:01:09,890 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] [2022-07-19 14:01:09,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-07-19 14:01:09,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-07-19 14:01:09,935 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) [2022-07-19 14:01:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 353 transitions. [2022-07-19 14:01:09,938 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 353 transitions. Word has length 10 [2022-07-19 14:01:09,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:01:09,939 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 353 transitions. [2022-07-19 14:01:09,939 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) [2022-07-19 14:01:09,939 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2022-07-19 14:01:09,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-19 14:01:09,940 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:01:09,940 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 14:01:09,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-19 14:01:10,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:01:10,154 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:01:10,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:01:10,155 INFO L85 PathProgramCache]: Analyzing trace with hash -69731681, now seen corresponding path program 1 times [2022-07-19 14:01:10,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:01:10,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [495390443] [2022-07-19 14:01:10,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:01:10,155 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:01:10,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:01:10,158 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) [2022-07-19 14:01:10,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-19 14:01:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:01:10,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-19 14:01:10,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:01:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:01:11,944 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:01:11,944 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:01:11,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [495390443] [2022-07-19 14:01:11,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [495390443] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:01:11,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:01:11,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 14:01:11,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883038154] [2022-07-19 14:01:11,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:01:11,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 14:01:11,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:01:11,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 14:01:11,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 14:01:11,946 INFO L87 Difference]: Start difference. First operand 254 states and 353 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) [2022-07-19 14:01:13,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:13,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:01:13,984 INFO L93 Difference]: Finished difference Result 298 states and 404 transitions. [2022-07-19 14:01:13,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 14:01:13,986 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 [2022-07-19 14:01:13,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:01:13,993 INFO L225 Difference]: With dead ends: 298 [2022-07-19 14:01:13,993 INFO L226 Difference]: Without dead ends: 52 [2022-07-19 14:01:13,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 14:01:13,995 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 2 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-19 14:01:13,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 222 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 5 Unchecked, 1.7s Time] [2022-07-19 14:01:13,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-07-19 14:01:13,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-07-19 14:01:13,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 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) [2022-07-19 14:01:13,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2022-07-19 14:01:13,999 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 11 [2022-07-19 14:01:13,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:01:13,999 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2022-07-19 14:01:13,999 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) [2022-07-19 14:01:13,999 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2022-07-19 14:01:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-19 14:01:14,000 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:01:14,000 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] [2022-07-19 14:01:14,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-19 14:01:14,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:01:14,216 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:01:14,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:01:14,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1211787692, now seen corresponding path program 1 times [2022-07-19 14:01:14,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:01:14,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305592059] [2022-07-19 14:01:14,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:01:14,218 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:01:14,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:01:14,219 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) [2022-07-19 14:01:14,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-19 14:01:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:01:19,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-19 14:01:19,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:01:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:01:23,267 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:01:23,267 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:01:23,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305592059] [2022-07-19 14:01:23,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305592059] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:01:23,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:01:23,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 14:01:23,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300386633] [2022-07-19 14:01:23,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:01:23,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 14:01:23,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:01:23,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 14:01:23,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-19 14:01:23,273 INFO L87 Difference]: Start difference. First operand 52 states and 60 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) [2022-07-19 14:01:28,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:31,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:34,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:37,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:40,519 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:01:40,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:01:40,521 INFO L93 Difference]: Finished difference Result 76 states and 88 transitions. [2022-07-19 14:01:40,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 14:01:40,757 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 [2022-07-19 14:01:40,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:01:40,758 INFO L225 Difference]: With dead ends: 76 [2022-07-19 14:01:40,758 INFO L226 Difference]: Without dead ends: 52 [2022-07-19 14:01:40,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-19 14:01:40,759 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 25 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 35 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2022-07-19 14:01:40,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 284 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 5 Unknown, 35 Unchecked, 16.8s Time] [2022-07-19 14:01:40,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-07-19 14:01:40,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-07-19 14:01:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 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) [2022-07-19 14:01:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2022-07-19 14:01:40,767 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 59 transitions. Word has length 22 [2022-07-19 14:01:40,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:01:40,767 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 59 transitions. [2022-07-19 14:01:40,768 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) [2022-07-19 14:01:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-07-19 14:01:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-19 14:01:40,769 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:01:40,769 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] [2022-07-19 14:01:40,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-19 14:01:40,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:01:40,982 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:01:40,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:01:40,983 INFO L85 PathProgramCache]: Analyzing trace with hash 396672805, now seen corresponding path program 1 times [2022-07-19 14:01:40,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:01:40,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1306092302] [2022-07-19 14:01:40,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:01:40,984 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:01:40,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:01:40,990 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) [2022-07-19 14:01:41,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-19 14:01:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:01:46,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 14:01:46,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:01:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:01:49,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:01:49,837 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:01:49,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1306092302] [2022-07-19 14:01:49,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1306092302] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:01:49,837 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:01:49,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 14:01:49,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128241586] [2022-07-19 14:01:49,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:01:49,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 14:01:49,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:01:49,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 14:01:49,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 14:01:49,838 INFO L87 Difference]: Start difference. First operand 52 states and 59 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) [2022-07-19 14:01:57,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:00,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:02,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:05,145 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:08,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:10,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:14,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:14,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:02:14,707 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2022-07-19 14:02:14,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 14:02:14,713 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 [2022-07-19 14:02:14,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:02:14,714 INFO L225 Difference]: With dead ends: 69 [2022-07-19 14:02:14,714 INFO L226 Difference]: Without dead ends: 43 [2022-07-19 14:02:14,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 14:02:14,715 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 35 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-07-19 14:02:14,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 147 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 7 Unknown, 0 Unchecked, 24.2s Time] [2022-07-19 14:02:14,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-07-19 14:02:14,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2022-07-19 14:02:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 35 states have internal predecessors, (38), 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) [2022-07-19 14:02:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2022-07-19 14:02:14,718 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 23 [2022-07-19 14:02:14,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:02:14,718 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2022-07-19 14:02:14,718 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) [2022-07-19 14:02:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2022-07-19 14:02:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-19 14:02:14,723 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:02:14,723 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] [2022-07-19 14:02:14,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-19 14:02:14,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:02:14,937 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:02:14,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:02:14,938 INFO L85 PathProgramCache]: Analyzing trace with hash -668408283, now seen corresponding path program 1 times [2022-07-19 14:02:14,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:02:14,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701027494] [2022-07-19 14:02:14,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:02:14,939 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:02:14,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:02:14,957 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) [2022-07-19 14:02:14,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-19 14:02:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:02:15,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-19 14:02:15,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:02:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:02:20,487 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:02:20,487 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:02:20,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701027494] [2022-07-19 14:02:20,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701027494] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:02:20,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:02:20,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-19 14:02:20,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865604787] [2022-07-19 14:02:20,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:02:20,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 14:02:20,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:02:20,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 14:02:20,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-19 14:02:20,489 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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) [2022-07-19 14:02:23,292 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:29,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:40,632 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:41,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:02:41,038 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2022-07-19 14:02:41,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 14:02:41,045 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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 25 [2022-07-19 14:02:41,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:02:41,046 INFO L225 Difference]: With dead ends: 58 [2022-07-19 14:02:41,046 INFO L226 Difference]: Without dead ends: 55 [2022-07-19 14:02:41,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-19 14:02:41,047 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 36 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2022-07-19 14:02:41,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 215 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 91 Invalid, 3 Unknown, 0 Unchecked, 13.9s Time] [2022-07-19 14:02:41,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-07-19 14:02:41,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 46. [2022-07-19 14:02:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 40 states have (on average 1.075) internal successors, (43), 40 states have internal predecessors, (43), 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) [2022-07-19 14:02:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2022-07-19 14:02:41,055 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 25 [2022-07-19 14:02:41,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:02:41,055 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2022-07-19 14:02:41,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 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) [2022-07-19 14:02:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2022-07-19 14:02:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-19 14:02:41,056 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:02:41,056 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] [2022-07-19 14:02:41,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-19 14:02:41,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:02:41,256 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:02:41,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:02:41,257 INFO L85 PathProgramCache]: Analyzing trace with hash 11650087, now seen corresponding path program 1 times [2022-07-19 14:02:41,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:02:41,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897037374] [2022-07-19 14:02:41,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:02:41,257 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:02:41,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:02:41,263 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) [2022-07-19 14:02:41,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-19 14:02:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:02:42,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 14:02:42,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:02:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:02:43,948 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:02:43,948 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:02:43,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897037374] [2022-07-19 14:02:43,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897037374] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:02:43,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:02:43,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 14:02:43,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088763280] [2022-07-19 14:02:43,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:02:43,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 14:02:43,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:02:43,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 14:02:43,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 14:02:43,950 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2022-07-19 14:02:47,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:49,501 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-19 14:02:49,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:02:49,505 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2022-07-19 14:02:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 14:02:49,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 25 [2022-07-19 14:02:49,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:02:49,506 INFO L225 Difference]: With dead ends: 55 [2022-07-19 14:02:49,506 INFO L226 Difference]: Without dead ends: 30 [2022-07-19 14:02:49,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 14:02:49,507 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 6 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-19 14:02:49,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 96 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2022-07-19 14:02:49,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-07-19 14:02:49,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-07-19 14:02:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 27 states have (on average 1.0) internal successors, (27), 27 states have internal predecessors, (27), 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) [2022-07-19 14:02:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2022-07-19 14:02:49,509 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 25 [2022-07-19 14:02:49,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:02:49,510 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2022-07-19 14:02:49,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2022-07-19 14:02:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2022-07-19 14:02:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-07-19 14:02:49,510 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 14:02:49,510 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, 1, 1] [2022-07-19 14:02:49,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-19 14:02:49,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:02:49,724 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 14:02:49,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 14:02:49,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1877250182, now seen corresponding path program 1 times [2022-07-19 14:02:49,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 14:02:49,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1326543889] [2022-07-19 14:02:49,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 14:02:49,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 14:02:49,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 14:02:49,726 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) [2022-07-19 14:02:49,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-19 14:02:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 14:02:50,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-19 14:02:50,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 14:02:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 14:02:59,773 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 14:02:59,774 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 14:02:59,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1326543889] [2022-07-19 14:02:59,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1326543889] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 14:02:59,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 14:02:59,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-07-19 14:02:59,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619812185] [2022-07-19 14:02:59,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 14:02:59,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-19 14:02:59,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 14:02:59,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-19 14:02:59,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-07-19 14:02:59,775 INFO L87 Difference]: Start difference. First operand 30 states and 29 transitions. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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) [2022-07-19 14:03:14,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 14:03:14,837 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2022-07-19 14:03:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-19 14:03:14,838 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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 29 [2022-07-19 14:03:14,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 14:03:14,838 INFO L225 Difference]: With dead ends: 30 [2022-07-19 14:03:14,838 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 14:03:14,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 16.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-07-19 14:03:14,839 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 19 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 13 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-19 14:03:14,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 133 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 120 Invalid, 0 Unknown, 13 Unchecked, 5.8s Time] [2022-07-19 14:03:14,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 14:03:14,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 14:03:14,839 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) [2022-07-19 14:03:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 14:03:14,840 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2022-07-19 14:03:14,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 14:03:14,840 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 14:03:14,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 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) [2022-07-19 14:03:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 14:03:14,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 14:03:14,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 14:03:14,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-19 14:03:15,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 14:03:15,048 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 14:03:26,382 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 123) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 155 160) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point L155-2(lines 155 160) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L155-3(lines 155 160) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 112 162) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 114 119) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point L114-2(lines 114 119) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L114-3(lines 114 119) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 147) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 132) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L152-1(line 152) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 153) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 112 162) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 140 145) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point L140-2(lines 140 145) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L140-3(lines 140 145) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 112 162) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 152) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L137(lines 137 138) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2022-07-19 14:03:26,383 INFO L902 garLoopResultBuilder]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2022-07-19 14:03:26,383 INFO L899 garLoopResultBuilder]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 133) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L121-2(lines 112 162) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point L150(line 150) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L150-1(line 150) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L138-1(line 138) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L99-2(lines 99 104) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 89 93) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point L89-2(lines 89 93) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 87 106) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 87 106) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 87 106) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 87 106) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 104) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 87 106) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point fabs_doubleEXIT(lines 163 177) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point fabs_doubleENTRY(lines 163 177) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 175) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 163 177) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L170-2(lines 170 175) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point fabs_doubleFINAL(lines 163 177) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2022-07-19 14:03:26,384 INFO L902 garLoopResultBuilder]: At program point L165-2(lines 165 169) the Hoare annotation is: true [2022-07-19 14:03:26,384 INFO L895 garLoopResultBuilder]: At program point L560(line 560) the Hoare annotation is: (and (not (= |__kernel_tan_#in~iy| (_ bv1 32))) (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-19 14:03:26,384 INFO L899 garLoopResultBuilder]: For program point L560-1(line 560) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 611) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 563) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point __kernel_tanFINAL(lines 542 612) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L902 garLoopResultBuilder]: At program point __kernel_tanENTRY(lines 542 612) the Hoare annotation is: true [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L565-1(lines 565 574) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L895 garLoopResultBuilder]: At program point L545-2(lines 545 549) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L545-3(lines 545 549) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 608) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L895 garLoopResultBuilder]: At program point L603-2(lines 603 608) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 608) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point __kernel_tanEXIT(lines 542 612) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 569) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L566-2(lines 566 569) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 595 600) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L895 garLoopResultBuilder]: At program point L595-2(lines 595 600) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L562-2(line 562) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L595-3(lines 595 600) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 554 558) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L895 garLoopResultBuilder]: At program point L554-2(lines 554 558) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L554-3(lines 552 563) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2022-07-19 14:03:26,385 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 564) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L551-2(lines 542 612) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L895 garLoopResultBuilder]: At program point L465-2(lines 465 469) the Hoare annotation is: false [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L895 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: false [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 504) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L499-1(lines 398 527) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L499-2(lines 499 504) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 203) no Hoare annotation was computed. [2022-07-19 14:03:26,386 INFO L899 garLoopResultBuilder]: For program point L202-2(lines 202 203) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2022-07-19 14:03:26,387 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 321 361) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L902 garLoopResultBuilder]: At program point L666(lines 649 667) the Hoare annotation is: true [2022-07-19 14:03:26,388 INFO L895 garLoopResultBuilder]: At program point L633(line 633) the Hoare annotation is: false [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L633-1(line 633) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L895 garLoopResultBuilder]: At program point L633-2(lines 614 635) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= |ULTIMATE.start_tan_double_~x#1| .cse0) (= |ULTIMATE.start_tan_double_#res#1| .cse0))) [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L337-1(line 337) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 239) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 193 363) no Hoare annotation was computed. [2022-07-19 14:03:26,388 INFO L899 garLoopResultBuilder]: For program point L238-2(lines 193 363) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 477) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L895 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L273-2(lines 273 274) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L895 garLoopResultBuilder]: At program point L273-3(lines 273 274) the Hoare annotation is: false [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L273-4(lines 271 288) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L340-2(lines 340 344) no Hoare annotation was computed. [2022-07-19 14:03:26,389 INFO L899 garLoopResultBuilder]: For program point L241(lines 193 363) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L895 garLoopResultBuilder]: At program point L340-3(lines 340 344) the Hoare annotation is: false [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L340-4(lines 340 344) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 209) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 209) the Hoare annotation is: false [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 209) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 506 511) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L895 garLoopResultBuilder]: At program point L506-2(lines 506 511) the Hoare annotation is: false [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L506-3(lines 506 511) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-19 14:03:26,390 INFO L899 garLoopResultBuilder]: For program point L209-2(line 209) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 487) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L276-1(lines 276 277) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L276-3(lines 276 277) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L895 garLoopResultBuilder]: At program point L276-4(lines 276 277) the Hoare annotation is: false [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L276-5(lines 276 277) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 24 85) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L899 garLoopResultBuilder]: For program point L640-1(lines 640 644) no Hoare annotation was computed. [2022-07-19 14:03:26,391 INFO L895 garLoopResultBuilder]: At program point L640-2(lines 640 644) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short144#1| (= |ULTIMATE.start_tan_double_~x#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_double_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_tan_double_#res#1| .cse0))) [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L640-3(lines 640 644) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L895 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: false [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L442-1(line 442) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L310-2(lines 310 313) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L895 garLoopResultBuilder]: At program point L310-3(lines 310 313) the Hoare annotation is: false [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L244-2(lines 244 253) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L310-4(lines 310 313) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 211 215) no Hoare annotation was computed. [2022-07-19 14:03:26,392 INFO L895 garLoopResultBuilder]: At program point L244-3(lines 244 253) the Hoare annotation is: false [2022-07-19 14:03:26,393 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 215) the Hoare annotation is: false [2022-07-19 14:03:26,393 INFO L899 garLoopResultBuilder]: For program point L244-4(lines 241 269) no Hoare annotation was computed. [2022-07-19 14:03:26,393 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 215) no Hoare annotation was computed. [2022-07-19 14:03:26,393 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-07-19 14:03:26,393 INFO L899 garLoopResultBuilder]: For program point L212-2(lines 212 213) no Hoare annotation was computed. [2022-07-19 14:03:26,393 INFO L895 garLoopResultBuilder]: At program point L212-3(lines 212 213) the Hoare annotation is: false [2022-07-19 14:03:26,393 INFO L899 garLoopResultBuilder]: For program point L212-4(lines 212 213) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L411(lines 411 415) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L345-2(lines 345 349) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L895 garLoopResultBuilder]: At program point L345-3(lines 345 349) the Hoare annotation is: false [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L279-2(lines 279 284) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L345-4(lines 345 349) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L895 garLoopResultBuilder]: At program point L279-3(lines 279 284) the Hoare annotation is: false [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L279-4(lines 279 284) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 250) no Hoare annotation was computed. [2022-07-19 14:03:26,394 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L895 garLoopResultBuilder]: At program point L512-3(lines 512 515) the Hoare annotation is: false [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L512-4(lines 512 515) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L281-2(lines 281 282) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L895 garLoopResultBuilder]: At program point L281-3(lines 281 282) the Hoare annotation is: false [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L281-4(lines 281 282) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L447-2(lines 447 479) no Hoare annotation was computed. [2022-07-19 14:03:26,395 INFO L899 garLoopResultBuilder]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 319) the Hoare annotation is: false [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 319) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-07-19 14:03:26,396 INFO L895 garLoopResultBuilder]: At program point L646(lines 637 647) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short144#1| (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) (= (_ bv1 32) |ULTIMATE.start___signbit_double_#res#1|)) [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 486) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L895 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point L316-4(lines 316 317) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 440) no Hoare annotation was computed. [2022-07-19 14:03:26,396 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L350-2(lines 350 351) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L895 garLoopResultBuilder]: At program point L350-3(lines 350 351) the Hoare annotation is: false [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L350-4(lines 321 361) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L417(lines 417 439) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L895 garLoopResultBuilder]: At program point L286(lines 193 363) the Hoare annotation is: false [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L895 garLoopResultBuilder]: At program point L220-3(lines 220 224) the Hoare annotation is: false [2022-07-19 14:03:26,397 INFO L895 garLoopResultBuilder]: At program point L220-4(lines 220 224) the Hoare annotation is: false [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 518 519) no Hoare annotation was computed. [2022-07-19 14:03:26,397 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2022-07-19 14:03:26,398 INFO L895 garLoopResultBuilder]: At program point L518-3(lines 518 519) the Hoare annotation is: false [2022-07-19 14:03:26,398 INFO L899 garLoopResultBuilder]: For program point L518-4(lines 518 519) no Hoare annotation was computed. [2022-07-19 14:03:26,398 INFO L899 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 241 269) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L895 garLoopResultBuilder]: At program point L618-2(lines 618 622) the Hoare annotation is: (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L618-3(lines 618 622) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 453 457) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L895 garLoopResultBuilder]: At program point L453-2(lines 453 457) the Hoare annotation is: false [2022-07-19 14:03:26,399 INFO L899 garLoopResultBuilder]: For program point L453-3(lines 453 457) no Hoare annotation was computed. [2022-07-19 14:03:26,399 INFO L895 garLoopResultBuilder]: At program point L321(lines 321 361) the Hoare annotation is: false [2022-07-19 14:03:26,399 INFO L895 garLoopResultBuilder]: At program point L255(lines 255 262) the Hoare annotation is: false [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L322(line 322) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 525) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 492) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 325) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L895 garLoopResultBuilder]: At program point L324-3(lines 324 325) the Hoare annotation is: false [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L324-4(lines 321 361) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-07-19 14:03:26,400 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-07-19 14:03:26,400 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point L226(line 226) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point L293-1(lines 293 296) no Hoare annotation was computed. [2022-07-19 14:03:26,401 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 296) the Hoare annotation is: false [2022-07-19 14:03:26,401 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 478) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L459-1(lines 447 479) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 634) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L895 garLoopResultBuilder]: At program point L526(lines 398 527) the Hoare annotation is: false [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L328-2(line 328) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L895 garLoopResultBuilder]: At program point L626(line 626) the Hoare annotation is: (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L626-1(line 626) no Hoare annotation was computed. [2022-07-19 14:03:26,402 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 494 498) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L895 garLoopResultBuilder]: At program point L494-2(lines 494 498) the Hoare annotation is: false [2022-07-19 14:03:26,403 INFO L895 garLoopResultBuilder]: At program point L362(lines 192 363) the Hoare annotation is: false [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 662) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 239) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-07-19 14:03:26,403 INFO L899 garLoopResultBuilder]: For program point L661(line 661) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 634) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L661-2(lines 661 664) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 437) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 437) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L895 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: false [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L298-1(line 298) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L331-2(lines 331 332) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L895 garLoopResultBuilder]: At program point L331-3(lines 331 332) the Hoare annotation is: false [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L331-4(lines 321 361) no Hoare annotation was computed. [2022-07-19 14:03:26,404 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-07-19 14:03:26,405 INFO L899 garLoopResultBuilder]: For program point L662(line 662) no Hoare annotation was computed. [2022-07-19 14:03:26,405 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 306) no Hoare annotation was computed. [2022-07-19 14:03:26,405 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 267) no Hoare annotation was computed. [2022-07-19 14:03:26,406 INFO L895 garLoopResultBuilder]: At program point L299-2(lines 290 307) the Hoare annotation is: false [2022-07-19 14:03:26,406 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-07-19 14:03:26,409 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-19 14:03:26,414 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 14:03:26,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,426 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,426 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,426 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,446 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 02:03:26 BoogieIcfgContainer [2022-07-19 14:03:26,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 14:03:26,448 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 14:03:26,448 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 14:03:26,448 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 14:03:26,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 02:01:09" (3/4) ... [2022-07-19 14:03:26,459 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 14:03:26,463 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2022-07-19 14:03:26,463 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-07-19 14:03:26,463 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-07-19 14:03:26,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tan [2022-07-19 14:03:26,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-07-19 14:03:26,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-07-19 14:03:26,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 14:03:26,482 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 14:03:26,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-07-19 14:03:26,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-19 14:03:26,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-07-19 14:03:26,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-19 14:03:26,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && 1bv32 == \result [2022-07-19 14:03:26,502 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-07-19 14:03:26,502 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-07-19 14:03:26,539 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 14:03:26,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 14:03:26,540 INFO L158 Benchmark]: Toolchain (without parser) took 200601.77ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 35.6MB in the beginning and 25.7MB in the end (delta: 10.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,540 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 58.7MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 14:03:26,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.31ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 35.5MB in the beginning and 47.2MB in the end (delta: -11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.51ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 59.4MB in the end (delta: -12.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,541 INFO L158 Benchmark]: Boogie Preprocessor took 75.39ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 52.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,541 INFO L158 Benchmark]: RCFGBuilder took 62607.64ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 37.3MB in the end (delta: 15.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,541 INFO L158 Benchmark]: TraceAbstraction took 137184.52ms. Allocated memory is still 81.8MB. Free memory was 36.9MB in the beginning and 36.1MB in the end (delta: 833.6kB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,542 INFO L158 Benchmark]: Witness Printer took 91.53ms. Allocated memory is still 81.8MB. Free memory was 36.1MB in the beginning and 25.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 14:03:26,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 58.7MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.31ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 35.5MB in the beginning and 47.2MB in the end (delta: -11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.51ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 59.4MB in the end (delta: -12.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.39ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 52.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 62607.64ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 37.3MB in the end (delta: 15.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * TraceAbstraction took 137184.52ms. Allocated memory is still 81.8MB. Free memory was 36.9MB in the beginning and 36.1MB in the end (delta: 833.6kB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Witness Printer took 91.53ms. Allocated memory is still 81.8MB. Free memory was 36.1MB in the beginning and 25.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. 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[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,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: 662]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 137.1s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 85.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 131 SdHoareTripleChecker+Valid, 67.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 1453 SdHoareTripleChecker+Invalid, 63.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 53 IncrementalHoareTripleChecker+Unchecked, 849 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 263 IncrementalHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 604 mSDtfsCounter, 263 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 31.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=0, InterpolantAutomatonStates: 48, 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, 7 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 155 PreInvPairs, 169 NumberOfFragments, 158 HoareAnnotationTreeSize, 155 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 43 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 12.7s SatisfiabilityAnalysisTime, 25.0s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 138 ConstructedInterpolants, 13 QuantifiedInterpolants, 539 SizeOfPredicates, 35 NumberOfNonLiveVariables, 2040 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: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant [2022-07-19 14:03:26,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && 1bv32 == \result - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant [2022-07-19 14:03:26,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-19 14:03:26,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) RESULT: Ultimate proved your program to be correct! [2022-07-19 14:03:26,787 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 [2022-07-19 14:03:26,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE