./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0210.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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_0210.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 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 14:09:43,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 14:09:43,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 14:09:43,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 14:09:43,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 14:09:43,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 14:09:43,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 14:09:43,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 14:09:43,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 14:09:43,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 14:09:43,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 14:09:43,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 14:09:43,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 14:09:43,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 14:09:43,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 14:09:43,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 14:09:43,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 14:09:43,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 14:09:43,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 14:09:43,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 14:09:43,876 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 14:09:43,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 14:09:43,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 14:09:43,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 14:09:43,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 14:09:43,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 14:09:43,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 14:09:43,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 14:09:43,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 14:09:43,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 14:09:43,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 14:09:43,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 14:09:43,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 14:09:43,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 14:09:43,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 14:09:43,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 14:09:43,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 14:09:43,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 14:09:43,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 14:09:43,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 14:09:43,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 14:09:43,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 14:09:43,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 14:09:43,931 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 14:09:43,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 14:09:43,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 14:09:43,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 14:09:43,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 14:09:43,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 14:09:43,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 14:09:43,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 14:09:43,934 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 14:09:43,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 14:09:43,935 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 14:09:43,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 14:09:43,936 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 14:09:43,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 14:09:43,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 14:09:43,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 14:09:43,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 14:09:43,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 14:09:43,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 14:09:43,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:09:43,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 14:09:43,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 14:09:43,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 14:09:43,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 14:09:43,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 14:09:43,939 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 14:09:43,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 14:09:43,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 14:09:43,939 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-07-22 14:09:44,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 14:09:44,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 14:09:44,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 14:09:44,181 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 14:09:44,182 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 14:09:44,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-22 14:09:44,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86d2c618/a91449254d4b4350a6ec0b3e8c91e2cf/FLAG48aa001ff [2022-07-22 14:09:44,627 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 14:09:44,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-22 14:09:44,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86d2c618/a91449254d4b4350a6ec0b3e8c91e2cf/FLAG48aa001ff [2022-07-22 14:09:45,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86d2c618/a91449254d4b4350a6ec0b3e8c91e2cf [2022-07-22 14:09:45,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 14:09:45,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 14:09:45,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 14:09:45,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 14:09:45,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 14:09:45,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cabace7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45, skipping insertion in model container [2022-07-22 14:09:45,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 14:09:45,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 14:09:45,341 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_0210.c[15959,15972] [2022-07-22 14:09:45,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:09:45,365 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 14:09:45,433 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_0210.c[15959,15972] [2022-07-22 14:09:45,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:09:45,454 INFO L208 MainTranslator]: Completed translation [2022-07-22 14:09:45,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45 WrapperNode [2022-07-22 14:09:45,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 14:09:45,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 14:09:45,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 14:09:45,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 14:09:45,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,544 INFO L137 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1048 [2022-07-22 14:09:45,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 14:09:45,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 14:09:45,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 14:09:45,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 14:09:45,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 14:09:45,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 14:09:45,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 14:09:45,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 14:09:45,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (1/1) ... [2022-07-22 14:09:45,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:09:45,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 14:09:45,729 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) [2022-07-22 14:09:45,752 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 [2022-07-22 14:09:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 14:09:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-22 14:09:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-22 14:09:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-07-22 14:09:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-07-22 14:09:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 14:09:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-22 14:09:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 14:09:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-22 14:09:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 14:09:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-22 14:09:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-07-22 14:09:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-07-22 14:09:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-22 14:09:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-22 14:09:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 14:09:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 14:09:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 14:09:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 14:09:45,985 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 14:09:45,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 14:09:46,829 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 14:09:46,853 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 14:09:46,853 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-07-22 14:09:46,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:09:46 BoogieIcfgContainer [2022-07-22 14:09:46,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 14:09:46,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 14:09:46,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 14:09:46,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 14:09:46,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 02:09:45" (1/3) ... [2022-07-22 14:09:46,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d11f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:09:46, skipping insertion in model container [2022-07-22 14:09:46,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:45" (2/3) ... [2022-07-22 14:09:46,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d11f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:09:46, skipping insertion in model container [2022-07-22 14:09:46,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:09:46" (3/3) ... [2022-07-22 14:09:46,866 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-07-22 14:09:46,880 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 14:09:46,881 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 14:09:46,965 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 14:09:46,973 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@7f5074d8, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@28c7935c [2022-07-22 14:09:46,974 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 14:09:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 260 states, 242 states have (on average 1.677685950413223) internal successors, (406), 243 states have internal predecessors, (406), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-22 14:09:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 14:09:46,987 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:09:46,988 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:09:46,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:09:46,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:09:46,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1677132117, now seen corresponding path program 1 times [2022-07-22 14:09:46,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 14:09:46,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643685286] [2022-07-22 14:09:47,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:09:47,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 14:09:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:09:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:09:47,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 14:09:47,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643685286] [2022-07-22 14:09:47,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643685286] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:09:47,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:09:47,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 14:09:47,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237449515] [2022-07-22 14:09:47,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:09:47,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-22 14:09:47,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 14:09:47,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 14:09:47,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:09:47,322 INFO L87 Difference]: Start difference. First operand has 260 states, 242 states have (on average 1.677685950413223) internal successors, (406), 243 states have internal predecessors, (406), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:09:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:09:47,393 INFO L93 Difference]: Finished difference Result 518 states and 870 transitions. [2022-07-22 14:09:47,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 14:09:47,395 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 [2022-07-22 14:09:47,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:09:47,406 INFO L225 Difference]: With dead ends: 518 [2022-07-22 14:09:47,407 INFO L226 Difference]: Without dead ends: 257 [2022-07-22 14:09:47,417 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 [2022-07-22 14:09:47,422 INFO L413 NwaCegarLoop]: 364 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, 364 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 [2022-07-22 14:09:47,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 364 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 14:09:47,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-07-22 14:09:47,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2022-07-22 14:09:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 240 states have (on average 1.4041666666666666) internal successors, (337), 240 states have internal predecessors, (337), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-22 14:09:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 361 transitions. [2022-07-22 14:09:47,496 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 361 transitions. Word has length 10 [2022-07-22 14:09:47,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:09:47,496 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 361 transitions. [2022-07-22 14:09:47,497 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) [2022-07-22 14:09:47,497 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2022-07-22 14:09:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 14:09:47,498 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:09:47,498 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:09:47,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 14:09:47,499 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:09:47,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:09:47,500 INFO L85 PathProgramCache]: Analyzing trace with hash 750781921, now seen corresponding path program 1 times [2022-07-22 14:09:47,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 14:09:47,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967553719] [2022-07-22 14:09:47,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:09:47,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 14:09:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 14:09:47,613 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 14:09:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 14:09:47,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 14:09:47,716 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-22 14:09:47,717 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 14:09:47,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 14:09:47,722 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-22 14:09:47,725 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 14:09:47,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 02:09:47 BoogieIcfgContainer [2022-07-22 14:09:47,785 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 14:09:47,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 14:09:47,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 14:09:47,787 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 14:09:47,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:09:46" (3/4) ... [2022-07-22 14:09:47,790 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 14:09:47,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 14:09:47,791 INFO L158 Benchmark]: Toolchain (without parser) took 2782.92ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 64.0MB in the beginning and 50.1MB in the end (delta: 14.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,791 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:09:47,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.10ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 63.2MB in the end (delta: 660.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.57ms. Allocated memory is still 102.8MB. Free memory was 63.2MB in the beginning and 56.1MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,792 INFO L158 Benchmark]: Boogie Preprocessor took 144.28ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 49.0MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,793 INFO L158 Benchmark]: RCFGBuilder took 1165.73ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 103.5MB in the end (delta: -54.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,793 INFO L158 Benchmark]: TraceAbstraction took 924.97ms. Allocated memory is still 134.2MB. Free memory was 103.5MB in the beginning and 51.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-07-22 14:09:47,794 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 134.2MB. Free memory was 51.1MB in the beginning and 50.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:09:47,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.10ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 63.2MB in the end (delta: 660.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.57ms. Allocated memory is still 102.8MB. Free memory was 63.2MB in the beginning and 56.1MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.28ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 49.0MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1165.73ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 103.5MB in the end (delta: -54.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * TraceAbstraction took 924.97ms. Allocated memory is still 134.2MB. Free memory was 103.5MB in the beginning and 51.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 134.2MB. Free memory was 51.1MB in the beginning and 50.1MB in the end (delta: 1.0MB). 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: 639]: 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 528, overapproximation of someBinaryArithmeticDOUBLEoperation at line 612, overapproximation of bitwiseAnd at line 608, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L105-L107] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L176] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L178-L183] 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, }; [L185-L187] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L362-L373] 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, }; [L375-L382] 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, }; [L384-L393] 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; [L526-L532] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L570-L576] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L634] double x = 0.0 / 0.0; [L635] CALL, EXPR sin_double(x) [L601] double y[2], z = 0.0; [L602] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L604] ieee_double_shape_type gh_u; [L605] gh_u.value = (x) [L606] EXPR gh_u.parts.msw [L606] (ix) = gh_u.parts.msw [L608] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L609] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L611] COND TRUE ix >= 0x7ff00000 [L612] return x - x; [L612] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, z=0, zero_krempio=0, zero_rempio=0] [L635] RET, EXPR sin_double(x) [L635] double res = sin_double(x); [L638] CALL, EXPR isnan_double(res) [L82] return x != x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, \result=0, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, zero_krempio=0, zero_rempio=0] [L638] RET, EXPR isnan_double(res) [L638] COND TRUE !isnan_double(res) [L639] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 260 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 364 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, 364 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=260occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 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 [2022-07-22 14:09:47,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0210.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 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 14:09:49,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 14:09:49,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 14:09:49,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 14:09:49,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 14:09:49,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 14:09:49,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 14:09:49,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 14:09:49,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 14:09:49,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 14:09:49,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 14:09:49,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 14:09:49,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 14:09:49,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 14:09:49,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 14:09:49,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 14:09:49,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 14:09:49,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 14:09:49,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 14:09:49,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 14:09:49,876 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 14:09:49,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 14:09:49,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 14:09:49,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 14:09:49,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 14:09:49,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 14:09:49,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 14:09:49,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 14:09:49,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 14:09:49,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 14:09:49,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 14:09:49,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 14:09:49,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 14:09:49,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 14:09:49,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 14:09:49,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 14:09:49,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 14:09:49,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 14:09:49,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 14:09:49,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 14:09:49,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 14:09:49,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 14:09:49,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-22 14:09:49,929 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 14:09:49,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 14:09:49,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 14:09:49,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 14:09:49,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 14:09:49,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 14:09:49,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 14:09:49,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 14:09:49,932 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 14:09:49,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 14:09:49,933 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 14:09:49,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 14:09:49,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 14:09:49,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 14:09:49,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 14:09:49,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 14:09:49,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 14:09:49,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 14:09:49,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 14:09:49,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 14:09:49,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 14:09:49,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 14:09:49,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 14:09:49,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 14:09:49,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 14:09:49,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 14:09:49,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:09:49,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 14:09:49,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 14:09:49,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 14:09:49,943 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 14:09:49,943 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 14:09:49,944 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 14:09:49,944 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 14:09:49,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 14:09:49,944 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 14:09:49,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-07-22 14:09:50,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 14:09:50,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 14:09:50,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 14:09:50,263 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 14:09:50,264 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 14:09:50,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-22 14:09:50,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a92fdd14/44219ef640634b0e9e7e979ba4e2da27/FLAG5b9044994 [2022-07-22 14:09:50,805 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 14:09:50,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-22 14:09:50,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a92fdd14/44219ef640634b0e9e7e979ba4e2da27/FLAG5b9044994 [2022-07-22 14:09:51,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a92fdd14/44219ef640634b0e9e7e979ba4e2da27 [2022-07-22 14:09:51,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 14:09:51,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 14:09:51,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 14:09:51,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 14:09:51,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 14:09:51,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6adb66b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51, skipping insertion in model container [2022-07-22 14:09:51,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 14:09:51,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 14:09:51,588 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_0210.c[15959,15972] [2022-07-22 14:09:51,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:09:51,620 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 14:09:51,691 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_0210.c[15959,15972] [2022-07-22 14:09:51,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:09:51,716 INFO L208 MainTranslator]: Completed translation [2022-07-22 14:09:51,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51 WrapperNode [2022-07-22 14:09:51,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 14:09:51,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 14:09:51,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 14:09:51,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 14:09:51,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,810 INFO L137 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2022-07-22 14:09:51,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 14:09:51,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 14:09:51,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 14:09:51,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 14:09:51,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 14:09:51,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 14:09:51,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 14:09:51,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 14:09:51,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (1/1) ... [2022-07-22 14:09:51,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:09:51,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 14:09:51,948 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) [2022-07-22 14:09:51,965 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 [2022-07-22 14:09:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 14:09:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-07-22 14:09:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-22 14:09:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-22 14:09:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-07-22 14:09:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 14:09:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 14:09:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-07-22 14:09:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-07-22 14:09:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 14:09:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-07-22 14:09:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 14:09:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-07-22 14:09:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-07-22 14:09:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-22 14:09:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-22 14:09:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 14:09:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 14:09:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 14:09:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 14:09:52,232 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 14:09:52,234 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 14:10:45,541 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 14:10:45,549 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 14:10:45,549 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-07-22 14:10:45,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:10:45 BoogieIcfgContainer [2022-07-22 14:10:45,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 14:10:45,552 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 14:10:45,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 14:10:45,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 14:10:45,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 02:09:51" (1/3) ... [2022-07-22 14:10:45,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e88196c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:10:45, skipping insertion in model container [2022-07-22 14:10:45,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:09:51" (2/3) ... [2022-07-22 14:10:45,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e88196c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:10:45, skipping insertion in model container [2022-07-22 14:10:45,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:10:45" (3/3) ... [2022-07-22 14:10:45,558 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-07-22 14:10:45,570 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 14:10:45,570 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 14:10:45,641 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 14:10:45,648 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@282720e8, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7e5d98c1 [2022-07-22 14:10:45,649 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 14:10:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-22 14:10:45,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 14:10:45,660 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:10:45,660 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:10:45,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:10:45,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:10:45,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2022-07-22 14:10:45,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:10:45,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [451540987] [2022-07-22 14:10:45,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:10:45,682 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:10:45,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:10:45,687 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) [2022-07-22 14:10:45,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 14:10:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:10:46,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-22 14:10:46,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:10:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:10:46,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:10:46,089 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:10:46,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [451540987] [2022-07-22 14:10:46,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [451540987] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:10:46,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:10:46,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 14:10:46,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388651195] [2022-07-22 14:10:46,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:10:46,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-22 14:10:46,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:10:46,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 14:10:46,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:10:46,130 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:10:46,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:10:46,177 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2022-07-22 14:10:46,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 14:10:46,178 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 [2022-07-22 14:10:46,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:10:46,187 INFO L225 Difference]: With dead ends: 512 [2022-07-22 14:10:46,188 INFO L226 Difference]: Without dead ends: 254 [2022-07-22 14:10:46,192 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 [2022-07-22 14:10:46,194 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:10:46,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 14:10:46,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-07-22 14:10:46,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-07-22 14:10:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-22 14:10:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2022-07-22 14:10:46,241 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2022-07-22 14:10:46,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:10:46,241 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2022-07-22 14:10:46,242 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) [2022-07-22 14:10:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2022-07-22 14:10:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 14:10:46,242 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:10:46,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:10:46,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-22 14:10:46,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:10:46,460 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:10:46,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:10:46,461 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2022-07-22 14:10:46,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:10:46,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [120604718] [2022-07-22 14:10:46,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:10:46,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:10:46,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:10:46,464 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) [2022-07-22 14:10:46,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 14:10:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:10:46,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-22 14:10:46,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:10:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:10:48,128 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:10:48,128 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:10:48,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [120604718] [2022-07-22 14:10:48,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [120604718] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:10:48,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:10:48,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 14:10:48,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010175017] [2022-07-22 14:10:48,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:10:48,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-22 14:10:48,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:10:48,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 14:10:48,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-22 14:10:48,131 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:10:52,225 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:10:55,257 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:10:57,801 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:10:59,000 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:01,232 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:02,719 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:05,443 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:08,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:11,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:12,861 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:15,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:17,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:19,805 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:22,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:24,539 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:26,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:29,338 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:31,556 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:34,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:36,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:39,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:44,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:47,248 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:50,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:52,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:54,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:57,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:11:59,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:01,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:04,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:04,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:12:04,106 INFO L93 Difference]: Finished difference Result 378 states and 526 transitions. [2022-07-22 14:12:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 14:12:04,145 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-22 14:12:04,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:12:04,149 INFO L225 Difference]: With dead ends: 378 [2022-07-22 14:12:04,149 INFO L226 Difference]: Without dead ends: 373 [2022-07-22 14:12:04,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-22 14:12:04,151 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 308 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 12 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 1596 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.2s IncrementalHoareTripleChecker+Time [2022-07-22 14:12:04,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 1596 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 162 Invalid, 26 Unknown, 0 Unchecked, 75.2s Time] [2022-07-22 14:12:04,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2022-07-22 14:12:04,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 288. [2022-07-22 14:12:04,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 269 states have (on average 1.3977695167286246) internal successors, (376), 270 states have internal predecessors, (376), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (14), 12 states have call predecessors, (14), 13 states have call successors, (14) [2022-07-22 14:12:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 403 transitions. [2022-07-22 14:12:04,175 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 403 transitions. Word has length 11 [2022-07-22 14:12:04,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:12:04,175 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 403 transitions. [2022-07-22 14:12:04,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:12:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 403 transitions. [2022-07-22 14:12:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-22 14:12:04,177 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:04,177 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] [2022-07-22 14:12:04,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 14:12:04,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:12:04,378 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:04,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:04,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1355433090, now seen corresponding path program 1 times [2022-07-22 14:12:04,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:12:04,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1694941772] [2022-07-22 14:12:04,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:04,379 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:12:04,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:12:04,380 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) [2022-07-22 14:12:04,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 14:12:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:12:04,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 14:12:04,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:12:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:12:07,410 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:12:07,410 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:12:07,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1694941772] [2022-07-22 14:12:07,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1694941772] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:12:07,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:12:07,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 14:12:07,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666808412] [2022-07-22 14:12:07,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:12:07,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 14:12:07,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:12:07,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 14:12:07,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-22 14:12:07,412 INFO L87 Difference]: Start difference. First operand 288 states and 403 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:12:07,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:12:07,422 INFO L93 Difference]: Finished difference Result 303 states and 419 transitions. [2022-07-22 14:12:07,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 14:12:07,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-07-22 14:12:07,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:12:07,431 INFO L225 Difference]: With dead ends: 303 [2022-07-22 14:12:07,431 INFO L226 Difference]: Without dead ends: 286 [2022-07-22 14:12:07,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-22 14:12:07,435 INFO L413 NwaCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 1037 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:12:07,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1385 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2022-07-22 14:12:07,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2022-07-22 14:12:07,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2022-07-22 14:12:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 268 states have (on average 1.3955223880597014) internal successors, (374), 269 states have internal predecessors, (374), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2022-07-22 14:12:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 399 transitions. [2022-07-22 14:12:07,454 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 399 transitions. Word has length 20 [2022-07-22 14:12:07,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:12:07,454 INFO L495 AbstractCegarLoop]: Abstraction has 286 states and 399 transitions. [2022-07-22 14:12:07,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:12:07,455 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 399 transitions. [2022-07-22 14:12:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-22 14:12:07,456 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:07,456 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] [2022-07-22 14:12:07,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-22 14:12:07,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:12:07,668 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:07,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:07,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2022-07-22 14:12:07,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:12:07,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1820177164] [2022-07-22 14:12:07,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:07,669 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:12:07,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:12:07,670 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) [2022-07-22 14:12:07,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 14:12:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:12:08,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 14:12:08,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:12:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:12:09,225 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:12:09,225 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:12:09,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1820177164] [2022-07-22 14:12:09,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1820177164] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:12:09,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:12:09,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 14:12:09,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763096967] [2022-07-22 14:12:09,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:12:09,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 14:12:09,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:12:09,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 14:12:09,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:12:09,228 INFO L87 Difference]: Start difference. First operand 286 states and 399 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:12:09,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:12:09,239 INFO L93 Difference]: Finished difference Result 329 states and 454 transitions. [2022-07-22 14:12:09,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 14:12:09,239 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-07-22 14:12:09,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:12:09,241 INFO L225 Difference]: With dead ends: 329 [2022-07-22 14:12:09,241 INFO L226 Difference]: Without dead ends: 286 [2022-07-22 14:12:09,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:12:09,242 INFO L413 NwaCegarLoop]: 345 mSDtfsCounter, 0 mSDsluCounter, 1350 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 30 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:12:09,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1695 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 30 Unchecked, 0.0s Time] [2022-07-22 14:12:09,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2022-07-22 14:12:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2022-07-22 14:12:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 268 states have (on average 1.3917910447761195) internal successors, (373), 269 states have internal predecessors, (373), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2022-07-22 14:12:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 398 transitions. [2022-07-22 14:12:09,253 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 398 transitions. Word has length 21 [2022-07-22 14:12:09,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:12:09,253 INFO L495 AbstractCegarLoop]: Abstraction has 286 states and 398 transitions. [2022-07-22 14:12:09,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:12:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 398 transitions. [2022-07-22 14:12:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-07-22 14:12:09,255 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:09,255 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] [2022-07-22 14:12:09,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-22 14:12:09,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:12:09,473 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:09,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:09,473 INFO L85 PathProgramCache]: Analyzing trace with hash -818154427, now seen corresponding path program 1 times [2022-07-22 14:12:09,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:12:09,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1485341214] [2022-07-22 14:12:09,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:09,474 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:12:09,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:12:09,475 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) [2022-07-22 14:12:09,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-22 14:12:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:12:09,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 14:12:09,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:12:10,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:12:10,099 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:12:10,099 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:12:10,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1485341214] [2022-07-22 14:12:10,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1485341214] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:12:10,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:12:10,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 14:12:10,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371149601] [2022-07-22 14:12:10,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:12:10,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 14:12:10,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:12:10,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 14:12:10,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 14:12:10,101 INFO L87 Difference]: Start difference. First operand 286 states and 398 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2022-07-22 14:12:10,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:12:10,613 INFO L93 Difference]: Finished difference Result 333 states and 456 transitions. [2022-07-22 14:12:10,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 14:12:10,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2022-07-22 14:12:10,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:12:10,615 INFO L225 Difference]: With dead ends: 333 [2022-07-22 14:12:10,615 INFO L226 Difference]: Without dead ends: 294 [2022-07-22 14:12:10,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 14:12:10,616 INFO L413 NwaCegarLoop]: 351 mSDtfsCounter, 17 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-22 14:12:10,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1016 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-22 14:12:10,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2022-07-22 14:12:10,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 287. [2022-07-22 14:12:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 269 states have (on average 1.3866171003717471) internal successors, (373), 270 states have internal predecessors, (373), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (13), 11 states have call predecessors, (13), 12 states have call successors, (13) [2022-07-22 14:12:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 398 transitions. [2022-07-22 14:12:10,631 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 398 transitions. Word has length 24 [2022-07-22 14:12:10,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:12:10,631 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 398 transitions. [2022-07-22 14:12:10,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2022-07-22 14:12:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 398 transitions. [2022-07-22 14:12:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-07-22 14:12:10,635 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:10,635 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, 1] [2022-07-22 14:12:10,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-22 14:12:10,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:12:10,840 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:10,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:10,840 INFO L85 PathProgramCache]: Analyzing trace with hash -945352540, now seen corresponding path program 1 times [2022-07-22 14:12:10,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:12:10,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524210414] [2022-07-22 14:12:10,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:10,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:12:10,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:12:10,843 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) [2022-07-22 14:12:10,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-22 14:12:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:12:11,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 26 conjunts are in the unsatisfiable core [2022-07-22 14:12:11,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:12:13,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 14:12:13,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 18 [2022-07-22 14:12:14,427 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-22 14:12:14,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 20 [2022-07-22 14:12:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:12:16,975 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:12:16,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:12:16,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524210414] [2022-07-22 14:12:16,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524210414] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:12:16,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:12:16,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-22 14:12:16,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920967571] [2022-07-22 14:12:16,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:12:16,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-22 14:12:16,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:12:16,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-22 14:12:16,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-22 14:12:16,977 INFO L87 Difference]: Start difference. First operand 287 states and 398 transitions. Second operand has 11 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-07-22 14:12:19,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:22,708 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:24,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:26,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:30,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:36,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:38,229 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:40,632 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:42,945 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:44,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:47,506 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:49,518 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:52,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:55,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:12:57,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:00,720 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:03,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:05,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:07,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:10,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:12,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:15,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:17,992 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:22,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:25,066 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:27,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:29,938 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:32,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:34,711 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:36,897 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:40,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:42,900 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:42,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:42,901 INFO L93 Difference]: Finished difference Result 375 states and 517 transitions. [2022-07-22 14:13:42,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-22 14:13:42,940 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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 30 [2022-07-22 14:13:42,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:42,942 INFO L225 Difference]: With dead ends: 375 [2022-07-22 14:13:42,942 INFO L226 Difference]: Without dead ends: 369 [2022-07-22 14:13:42,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-07-22 14:13:42,943 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 361 mSDsluCounter, 2141 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 21 mSolverCounterUnsat, 30 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 2456 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 30 IncrementalHoareTripleChecker+Unknown, 239 IncrementalHoareTripleChecker+Unchecked, 84.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:42,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 2456 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 119 Invalid, 30 Unknown, 239 Unchecked, 84.0s Time] [2022-07-22 14:13:42,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2022-07-22 14:13:42,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 292. [2022-07-22 14:13:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 272 states have (on average 1.3860294117647058) internal successors, (377), 275 states have internal predecessors, (377), 13 states have call successors, (13), 5 states have call predecessors, (13), 6 states have return successors, (16), 11 states have call predecessors, (16), 13 states have call successors, (16) [2022-07-22 14:13:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 406 transitions. [2022-07-22 14:13:42,959 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 406 transitions. Word has length 30 [2022-07-22 14:13:42,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:42,959 INFO L495 AbstractCegarLoop]: Abstraction has 292 states and 406 transitions. [2022-07-22 14:13:42,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-07-22 14:13:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 406 transitions. [2022-07-22 14:13:42,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-22 14:13:42,964 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:42,964 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, 1, 1] [2022-07-22 14:13:42,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-22 14:13:43,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:43,182 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:43,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:43,183 INFO L85 PathProgramCache]: Analyzing trace with hash 762279202, now seen corresponding path program 1 times [2022-07-22 14:13:43,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:43,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066080987] [2022-07-22 14:13:43,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:43,183 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:43,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:43,187 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) [2022-07-22 14:13:43,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-22 14:13:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:43,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 14:13:43,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:44,948 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:44,949 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:44,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066080987] [2022-07-22 14:13:44,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066080987] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:44,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:44,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 14:13:44,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452557348] [2022-07-22 14:13:44,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:44,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 14:13:44,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:44,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 14:13:44,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:13:44,950 INFO L87 Difference]: Start difference. First operand 292 states and 406 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 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) [2022-07-22 14:13:44,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:44,960 INFO L93 Difference]: Finished difference Result 338 states and 465 transitions. [2022-07-22 14:13:44,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 14:13:44,960 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 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 31 [2022-07-22 14:13:44,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:44,962 INFO L225 Difference]: With dead ends: 338 [2022-07-22 14:13:44,962 INFO L226 Difference]: Without dead ends: 287 [2022-07-22 14:13:44,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:13:44,963 INFO L413 NwaCegarLoop]: 333 mSDtfsCounter, 0 mSDsluCounter, 1312 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1645 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 21 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:44,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1645 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 21 Unchecked, 0.0s Time] [2022-07-22 14:13:44,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-07-22 14:13:44,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 287. [2022-07-22 14:13:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 267 states have (on average 1.3782771535580525) internal successors, (368), 270 states have internal predecessors, (368), 13 states have call successors, (13), 5 states have call predecessors, (13), 6 states have return successors, (16), 11 states have call predecessors, (16), 13 states have call successors, (16) [2022-07-22 14:13:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 397 transitions. [2022-07-22 14:13:44,974 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 397 transitions. Word has length 31 [2022-07-22 14:13:44,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:44,974 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 397 transitions. [2022-07-22 14:13:44,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 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) [2022-07-22 14:13:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 397 transitions. [2022-07-22 14:13:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-22 14:13:44,975 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:44,975 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, 1, 1] [2022-07-22 14:13:44,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-22 14:13:45,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:45,184 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:45,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:45,184 INFO L85 PathProgramCache]: Analyzing trace with hash -682654608, now seen corresponding path program 1 times [2022-07-22 14:13:45,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:45,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347505418] [2022-07-22 14:13:45,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:45,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:45,186 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:13:45,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-22 14:13:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:47,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 14:13:47,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:47,581 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:47,581 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:47,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347505418] [2022-07-22 14:13:47,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1347505418] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:47,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:47,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 14:13:47,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635489196] [2022-07-22 14:13:47,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:47,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 14:13:47,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:47,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 14:13:47,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 14:13:47,582 INFO L87 Difference]: Start difference. First operand 287 states and 397 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-07-22 14:13:49,906 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:52,448 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 [] [2022-07-22 14:13:53,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:53,029 INFO L93 Difference]: Finished difference Result 300 states and 413 transitions. [2022-07-22 14:13:53,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 14:13:53,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 31 [2022-07-22 14:13:53,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:53,032 INFO L225 Difference]: With dead ends: 300 [2022-07-22 14:13:53,032 INFO L226 Difference]: Without dead ends: 289 [2022-07-22 14:13:53,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 14:13:53,033 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 4 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:53,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 995 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2022-07-22 14:13:53,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-07-22 14:13:53,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2022-07-22 14:13:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 267 states have (on average 1.3707865168539326) internal successors, (366), 270 states have internal predecessors, (366), 13 states have call successors, (13), 5 states have call predecessors, (13), 6 states have return successors, (16), 11 states have call predecessors, (16), 13 states have call successors, (16) [2022-07-22 14:13:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 395 transitions. [2022-07-22 14:13:53,044 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 395 transitions. Word has length 31 [2022-07-22 14:13:53,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:53,045 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 395 transitions. [2022-07-22 14:13:53,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-07-22 14:13:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 395 transitions. [2022-07-22 14:13:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-22 14:13:53,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:53,046 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, 1, 1] [2022-07-22 14:13:53,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-07-22 14:13:53,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:53,267 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:53,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:53,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1060155727, now seen corresponding path program 1 times [2022-07-22 14:13:53,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:53,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516803369] [2022-07-22 14:13:53,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:53,269 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:53,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:53,271 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:13:53,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-22 14:13:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:55,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 14:13:55,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:58,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:58,824 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:58,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516803369] [2022-07-22 14:13:58,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516803369] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:58,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:58,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 14:13:58,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517867603] [2022-07-22 14:13:58,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:58,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 14:13:58,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:58,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 14:13:58,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-22 14:13:58,825 INFO L87 Difference]: Start difference. First operand 287 states and 395 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2022-07-22 14:13:58,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:58,828 INFO L93 Difference]: Finished difference Result 287 states and 395 transitions. [2022-07-22 14:13:58,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 14:13:58,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 31 [2022-07-22 14:13:58,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:58,829 INFO L225 Difference]: With dead ends: 287 [2022-07-22 14:13:58,829 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 14:13:58,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-22 14:13:58,830 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:58,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2022-07-22 14:13:58,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 14:13:58,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 14:13:58,834 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) [2022-07-22 14:13:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 14:13:58,835 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2022-07-22 14:13:58,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:58,835 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 14:13:58,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2022-07-22 14:13:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 14:13:58,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 14:13:58,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 14:13:58,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-07-22 14:13:59,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:59,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 14:14:00,583 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2022-07-22 14:14:00,583 INFO L902 garLoopResultBuilder]: At program point L122-2(lines 122 126) the Hoare annotation is: true [2022-07-22 14:14:00,583 INFO L899 garLoopResultBuilder]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2022-07-22 14:14:00,583 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 130) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L118-2(lines 109 159) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L902 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: true [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 109 159) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 120) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L902 garLoopResultBuilder]: At program point L152-2(lines 152 157) the Hoare annotation is: true [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2022-07-22 14:14:00,584 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 116) no Hoare annotation was computed. [2022-07-22 14:14:00,585 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 109 159) no Hoare annotation was computed. [2022-07-22 14:14:00,585 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 116) the Hoare annotation is: true [2022-07-22 14:14:00,585 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 116) no Hoare annotation was computed. [2022-07-22 14:14:00,585 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2022-07-22 14:14:00,585 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 109 159) the Hoare annotation is: true [2022-07-22 14:14:00,585 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2022-07-22 14:14:00,585 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 150) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 137 142) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L902 garLoopResultBuilder]: At program point L137-2(lines 137 142) the Hoare annotation is: true [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 149) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 95) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 84 103) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 84 103) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 84 103) no Hoare annotation was computed. [2022-07-22 14:14:00,586 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 84 103) the Hoare annotation is: true [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 101) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 84 103) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L96-2(lines 96 101) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L902 garLoopResultBuilder]: At program point L86-2(lines 86 90) the Hoare annotation is: true [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 546) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L543-2(lines 543 546) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L537-1(lines 537 541) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L902 garLoopResultBuilder]: At program point L537-2(lines 537 541) the Hoare annotation is: true [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point L537-3(lines 537 541) no Hoare annotation was computed. [2022-07-22 14:14:00,587 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 534 568) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 563) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 534 568) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 534 568) the Hoare annotation is: true [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 545) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 557 562) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L902 garLoopResultBuilder]: At program point L557-2(lines 557 562) the Hoare annotation is: true [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point L557-3(lines 554 563) no Hoare annotation was computed. [2022-07-22 14:14:00,588 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 567) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L334-1(line 334) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 236) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L268-1(lines 190 360) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 190 360) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L895 garLoopResultBuilder]: At program point L600(lines 600 626) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2022-07-22 14:14:00,589 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L895 garLoopResultBuilder]: At program point L402-2(lines 402 406) the Hoare annotation is: false [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L402-3(lines 402 406) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L270-2(lines 270 271) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L895 garLoopResultBuilder]: At program point L270-3(lines 270 271) the Hoare annotation is: false [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L270-4(lines 268 285) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 77) no Hoare annotation was computed. [2022-07-22 14:14:00,590 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 18 79) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L337-2(lines 337 341) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L238(lines 190 360) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L895 garLoopResultBuilder]: At program point L337-3(lines 337 341) the Hoare annotation is: false [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L337-4(lines 337 341) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-07-22 14:14:00,591 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 206) the Hoare annotation is: false [2022-07-22 14:14:00,591 INFO L899 garLoopResultBuilder]: For program point L205-4(lines 205 206) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 503 508) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L895 garLoopResultBuilder]: At program point L503-2(lines 503 508) the Hoare annotation is: false [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L503-3(lines 503 508) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L895 garLoopResultBuilder]: At program point L173(lines 160 174) the Hoare annotation is: false [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L206-2(line 206) no Hoare annotation was computed. [2022-07-22 14:14:00,592 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 607) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L895 garLoopResultBuilder]: At program point L603-2(lines 603 607) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_~#y~0#1.offset| (_ bv0 32)) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|))) [2022-07-22 14:14:00,593 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 607) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 484) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L899 garLoopResultBuilder]: For program point L273-1(lines 273 274) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L899 garLoopResultBuilder]: For program point L273-3(lines 273 274) no Hoare annotation was computed. [2022-07-22 14:14:00,593 INFO L895 garLoopResultBuilder]: At program point L273-4(lines 273 274) the Hoare annotation is: false [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L273-5(lines 273 274) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 47) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L307-2(lines 307 310) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L895 garLoopResultBuilder]: At program point L307-3(lines 307 310) the Hoare annotation is: false [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 250) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L307-4(lines 307 310) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2022-07-22 14:14:00,594 INFO L895 garLoopResultBuilder]: At program point L241-3(lines 241 250) the Hoare annotation is: false [2022-07-22 14:14:00,595 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L241-4(lines 238 266) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 212) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 641) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L899 garLoopResultBuilder]: For program point L209-2(lines 209 210) no Hoare annotation was computed. [2022-07-22 14:14:00,595 INFO L895 garLoopResultBuilder]: At program point L209-3(lines 209 210) the Hoare annotation is: false [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L209-4(lines 209 210) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L639(line 639) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 412) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 346) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 346) the Hoare annotation is: false [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2022-07-22 14:14:00,596 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 346) no Hoare annotation was computed. [2022-07-22 14:14:00,597 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 281) the Hoare annotation is: false [2022-07-22 14:14:00,597 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 276 281) no Hoare annotation was computed. [2022-07-22 14:14:00,597 INFO L895 garLoopResultBuilder]: At program point L78(lines 18 79) the Hoare annotation is: false [2022-07-22 14:14:00,597 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 247) no Hoare annotation was computed. [2022-07-22 14:14:00,597 INFO L899 garLoopResultBuilder]: For program point L509-2(lines 509 512) no Hoare annotation was computed. [2022-07-22 14:14:00,597 INFO L895 garLoopResultBuilder]: At program point L509-3(lines 509 512) the Hoare annotation is: false [2022-07-22 14:14:00,597 INFO L899 garLoopResultBuilder]: For program point L509-4(lines 509 512) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L278-2(lines 278 279) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 279) the Hoare annotation is: false [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L278-4(lines 278 279) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 625) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L444-2(lines 444 476) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L899 garLoopResultBuilder]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2022-07-22 14:14:00,598 INFO L895 garLoopResultBuilder]: At program point L312-3(lines 312 316) the Hoare annotation is: false [2022-07-22 14:14:00,599 INFO L899 garLoopResultBuilder]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2022-07-22 14:14:00,599 INFO L902 garLoopResultBuilder]: At program point L643(lines 628 644) the Hoare annotation is: true [2022-07-22 14:14:00,599 INFO L895 garLoopResultBuilder]: At program point L610(line 610) the Hoare annotation is: false [2022-07-22 14:14:00,599 INFO L899 garLoopResultBuilder]: For program point L610-1(line 610) no Hoare annotation was computed. [2022-07-22 14:14:00,599 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 483) no Hoare annotation was computed. [2022-07-22 14:14:00,599 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-07-22 14:14:00,599 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-07-22 14:14:00,600 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-07-22 14:14:00,600 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-07-22 14:14:00,600 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 71) no Hoare annotation was computed. [2022-07-22 14:14:00,600 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 625) no Hoare annotation was computed. [2022-07-22 14:14:00,600 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 437) no Hoare annotation was computed. [2022-07-22 14:14:00,600 INFO L899 garLoopResultBuilder]: For program point L347-2(lines 347 348) no Hoare annotation was computed. [2022-07-22 14:14:00,600 INFO L895 garLoopResultBuilder]: At program point L347-3(lines 347 348) the Hoare annotation is: false [2022-07-22 14:14:00,601 INFO L899 garLoopResultBuilder]: For program point L347-4(lines 318 358) no Hoare annotation was computed. [2022-07-22 14:14:00,601 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-07-22 14:14:00,601 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 436) no Hoare annotation was computed. [2022-07-22 14:14:00,601 INFO L895 garLoopResultBuilder]: At program point L283(lines 190 360) the Hoare annotation is: false [2022-07-22 14:14:00,601 INFO L899 garLoopResultBuilder]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2022-07-22 14:14:00,601 INFO L895 garLoopResultBuilder]: At program point L217-3(lines 217 221) the Hoare annotation is: false [2022-07-22 14:14:00,601 INFO L895 garLoopResultBuilder]: At program point L217-4(lines 217 221) the Hoare annotation is: false [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 423) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 516) the Hoare annotation is: false [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 516) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 423) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 238 266) no Hoare annotation was computed. [2022-07-22 14:14:00,602 INFO L899 garLoopResultBuilder]: For program point L615(lines 615 624) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L450-1(lines 450 454) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 450 454) the Hoare annotation is: false [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L450-3(lines 450 454) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L895 garLoopResultBuilder]: At program point L318(lines 318 358) the Hoare annotation is: false [2022-07-22 14:14:00,603 INFO L895 garLoopResultBuilder]: At program point L252(lines 252 259) the Hoare annotation is: false [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L895 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: false [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 26) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L616(line 616) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L319(line 319) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L895 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: false [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L617-1(line 617) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 57) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L618(line 618) no Hoare annotation was computed. [2022-07-22 14:14:00,603 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 489) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 322) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 322) the Hoare annotation is: false [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 318 358) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L895 garLoopResultBuilder]: At program point L619(line 619) the Hoare annotation is: false [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L619-1(line 619) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-22 14:14:00,604 INFO L899 garLoopResultBuilder]: For program point L58(lines 58 70) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L620(line 620) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L323-1(line 323) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L290-1(lines 290 293) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 293) the Hoare annotation is: false [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 68) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 59 68) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L895 garLoopResultBuilder]: At program point L621(line 621) the Hoare annotation is: false [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L621-1(line 621) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 475) no Hoare annotation was computed. [2022-07-22 14:14:00,605 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 444 476) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L60(lines 60 67) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L895 garLoopResultBuilder]: At program point L523(lines 395 524) the Hoare annotation is: false [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L325-2(line 325) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 71) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L895 garLoopResultBuilder]: At program point L491-2(lines 491 495) the Hoare annotation is: false [2022-07-22 14:14:00,606 INFO L895 garLoopResultBuilder]: At program point L359(lines 189 360) the Hoare annotation is: false [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L326(line 326) no Hoare annotation was computed. [2022-07-22 14:14:00,606 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 48) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 162 166) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L895 garLoopResultBuilder]: At program point L162-2(lines 162 166) the Hoare annotation is: false [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 37) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 434) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L427-2(lines 427 434) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L895 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: false [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L295-1(line 295) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 318 358) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L64-2(lines 64 65) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 303) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 264) no Hoare annotation was computed. [2022-07-22 14:14:00,607 INFO L895 garLoopResultBuilder]: At program point L296-2(lines 287 304) the Hoare annotation is: false [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 639) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 462 466) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L895 garLoopResultBuilder]: At program point L462-2(lines 462 466) the Hoare annotation is: false [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L462-3(lines 462 466) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L330-1(line 330) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L895 garLoopResultBuilder]: At program point L264(line 264) the Hoare annotation is: false [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 36) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 501) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L496-1(lines 395 524) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L496-2(lines 496 501) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 200) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 199 200) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L332-2(lines 332 333) no Hoare annotation was computed. [2022-07-22 14:14:00,608 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 236) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L895 garLoopResultBuilder]: At program point L332-3(lines 332 333) the Hoare annotation is: false [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L332-4(lines 318 358) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 172) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 160 174) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L167-2(lines 167 172) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 578 598) the Hoare annotation is: true [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 578 598) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 590) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L587-2(lines 587 590) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L902 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L581-3(lines 581 585) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 578 598) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 597) no Hoare annotation was computed. [2022-07-22 14:14:00,609 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 589) no Hoare annotation was computed. [2022-07-22 14:14:00,612 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:14:00,613 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 14:14:00,620 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,621 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-22 14:14:00,622 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,623 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-22 14:14:00,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,625 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,625 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,625 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,627 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,627 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,627 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,627 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,628 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,628 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 02:14:00 BoogieIcfgContainer [2022-07-22 14:14:00,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 14:14:00,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 14:14:00,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 14:14:00,630 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 14:14:00,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:10:45" (3/4) ... [2022-07-22 14:14:00,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 14:14:00,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-07-22 14:14:00,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-07-22 14:14:00,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-07-22 14:14:00,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-07-22 14:14:00,656 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-07-22 14:14:00,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-07-22 14:14:00,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 14:14:00,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 14:14:00,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == 0bv32 && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2022-07-22 14:14:00,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-07-22 14:14:00,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-07-22 14:14:00,736 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 14:14:00,737 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 14:14:00,737 INFO L158 Benchmark]: Toolchain (without parser) took 249538.16ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.8MB in the beginning and 39.4MB in the end (delta: -5.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,737 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:14:00,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.14ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.6MB in the beginning and 35.4MB in the end (delta: -1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.49ms. Allocated memory is still 69.2MB. Free memory was 35.2MB in the beginning and 46.1MB in the end (delta: -10.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,738 INFO L158 Benchmark]: Boogie Preprocessor took 103.96ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 39.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,739 INFO L158 Benchmark]: RCFGBuilder took 53631.33ms. Allocated memory is still 69.2MB. Free memory was 39.1MB in the beginning and 30.1MB in the end (delta: 9.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,739 INFO L158 Benchmark]: TraceAbstraction took 195076.53ms. Allocated memory is still 69.2MB. Free memory was 29.5MB in the beginning and 27.0MB in the end (delta: 2.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,739 INFO L158 Benchmark]: Witness Printer took 107.01ms. Allocated memory is still 69.2MB. Free memory was 27.0MB in the beginning and 39.4MB in the end (delta: -12.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-07-22 14:14:00,740 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.14ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.6MB in the beginning and 35.4MB in the end (delta: -1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.49ms. Allocated memory is still 69.2MB. Free memory was 35.2MB in the beginning and 46.1MB in the end (delta: -10.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.96ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 39.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 53631.33ms. Allocated memory is still 69.2MB. Free memory was 39.1MB in the beginning and 30.1MB in the end (delta: 9.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 195076.53ms. Allocated memory is still 69.2MB. Free memory was 29.5MB in the beginning and 27.0MB in the end (delta: 2.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Witness Printer took 107.01ms. Allocated memory is still 69.2MB. Free memory was 27.0MB in the beginning and 39.4MB in the end (delta: -12.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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: 639]: 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: 195.0s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 168.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 58 mSolverCounterUnknown, 707 SdHoareTripleChecker+Valid, 165.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 690 mSDsluCounter, 11155 SdHoareTripleChecker+Invalid, 158.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 303 IncrementalHoareTripleChecker+Unchecked, 8441 mSDsCounter, 41 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 308 IncrementalHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 41 mSolverCounterUnsat, 2714 mSDtfsCounter, 308 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 209 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 12.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=292occurred in iteration=6, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 171 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 186 PreInvPairs, 190 NumberOfFragments, 121 HoareAnnotationTreeSize, 186 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 5.9s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 200 ConstructedInterpolants, 37 QuantifiedInterpolants, 999 SizeOfPredicates, 60 NumberOfNonLiveVariables, 2529 ConjunctsInSsa, 89 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant [2022-07-22 14:14:00,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,749 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-22 14:14:00,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,750 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (y == 0bv32 && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 600]: Loop Invariant [2022-07-22 14:14:00,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant [2022-07-22 14:14:00,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-22 14:14:00,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-07-22 14:14:00,962 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 [2022-07-22 14:14:01,010 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