./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 35987657 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-?-3598765 [2022-07-21 01:33:02,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 01:33:02,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 01:33:02,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 01:33:02,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 01:33:02,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 01:33:02,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 01:33:02,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 01:33:02,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 01:33:02,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 01:33:02,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 01:33:02,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 01:33:02,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 01:33:02,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 01:33:02,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 01:33:02,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 01:33:02,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 01:33:02,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 01:33:02,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 01:33:02,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 01:33:02,092 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 01:33:02,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 01:33:02,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 01:33:02,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 01:33:02,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 01:33:02,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 01:33:02,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 01:33:02,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 01:33:02,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 01:33:02,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 01:33:02,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 01:33:02,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 01:33:02,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 01:33:02,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 01:33:02,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 01:33:02,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 01:33:02,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 01:33:02,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 01:33:02,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 01:33:02,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 01:33:02,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 01:33:02,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 01:33:02,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 01:33:02,144 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 01:33:02,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 01:33:02,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 01:33:02,145 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 01:33:02,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 01:33:02,146 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 01:33:02,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 01:33:02,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 01:33:02,147 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 01:33:02,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 01:33:02,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 01:33:02,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 01:33:02,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 01:33:02,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 01:33:02,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 01:33:02,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 01:33:02,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 01:33:02,154 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 01:33:02,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 01:33:02,155 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 01:33:02,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 01:33:02,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 01:33:02,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 01:33:02,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 01:33:02,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:33:02,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 01:33:02,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 01:33:02,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 01:33:02,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 01:33:02,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 01:33:02,157 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 01:33:02,157 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 01:33:02,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 01:33:02,158 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-07-21 01:33:02,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 01:33:02,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 01:33:02,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 01:33:02,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 01:33:02,487 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 01:33:02,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-21 01:33:02,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a665d2c/0ff46bee0ae64c3b8a866a9df4c54f67/FLAG0ca17013b [2022-07-21 01:33:03,045 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 01:33:03,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-21 01:33:03,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a665d2c/0ff46bee0ae64c3b8a866a9df4c54f67/FLAG0ca17013b [2022-07-21 01:33:03,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a665d2c/0ff46bee0ae64c3b8a866a9df4c54f67 [2022-07-21 01:33:03,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 01:33:03,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 01:33:03,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 01:33:03,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 01:33:03,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 01:33:03,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:03" (1/1) ... [2022-07-21 01:33:03,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbe243f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:03, skipping insertion in model container [2022-07-21 01:33:03,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:03" (1/1) ... [2022-07-21 01:33:03,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 01:33:03,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 01:33:03,898 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] [2022-07-21 01:33:03,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 01:33:03,928 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 01:33:04,037 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] [2022-07-21 01:33:04,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 01:33:04,067 INFO L208 MainTranslator]: Completed translation [2022-07-21 01:33:04,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04 WrapperNode [2022-07-21 01:33:04,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 01:33:04,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 01:33:04,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 01:33:04,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 01:33:04,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,208 INFO L137 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1048 [2022-07-21 01:33:04,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 01:33:04,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 01:33:04,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 01:33:04,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 01:33:04,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 01:33:04,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 01:33:04,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 01:33:04,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 01:33:04,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (1/1) ... [2022-07-21 01:33:04,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:33:04,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 01:33:04,385 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) [2022-07-21 01:33:04,409 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 [2022-07-21 01:33:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 01:33:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-21 01:33:04,426 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-21 01:33:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-07-21 01:33:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-07-21 01:33:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 01:33:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-21 01:33:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 01:33:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-21 01:33:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 01:33:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-21 01:33:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-07-21 01:33:04,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-07-21 01:33:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-21 01:33:04,428 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-21 01:33:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 01:33:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 01:33:04,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 01:33:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 01:33:04,676 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 01:33:04,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 01:33:05,504 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 01:33:05,513 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 01:33:05,513 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-07-21 01:33:05,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:33:05 BoogieIcfgContainer [2022-07-21 01:33:05,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 01:33:05,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 01:33:05,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 01:33:05,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 01:33:05,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:33:03" (1/3) ... [2022-07-21 01:33:05,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61650dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:33:05, skipping insertion in model container [2022-07-21 01:33:05,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:04" (2/3) ... [2022-07-21 01:33:05,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61650dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:33:05, skipping insertion in model container [2022-07-21 01:33:05,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:33:05" (3/3) ... [2022-07-21 01:33:05,523 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-07-21 01:33:05,535 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 01:33:05,535 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 01:33:05,598 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 01:33:05,607 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@41139407, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@462d2e0 [2022-07-21 01:33:05,613 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 01:33:05,619 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) [2022-07-21 01:33:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-21 01:33:05,625 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:33:05,626 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 01:33:05,626 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:33:05,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:33:05,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1677132117, now seen corresponding path program 1 times [2022-07-21 01:33:05,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 01:33:05,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93100991] [2022-07-21 01:33:05,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:33:05,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 01:33:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:33:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:33:05,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 01:33:05,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93100991] [2022-07-21 01:33:05,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93100991] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:33:05,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:33:05,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 01:33:05,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847333892] [2022-07-21 01:33:05,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:33:05,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 01:33:05,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 01:33:05,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 01:33:05,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 01:33:05,959 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) [2022-07-21 01:33:06,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:33:06,026 INFO L93 Difference]: Finished difference Result 518 states and 870 transitions. [2022-07-21 01:33:06,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 01:33:06,031 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 [2022-07-21 01:33:06,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:33:06,040 INFO L225 Difference]: With dead ends: 518 [2022-07-21 01:33:06,042 INFO L226 Difference]: Without dead ends: 257 [2022-07-21 01:33:06,055 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 [2022-07-21 01:33:06,058 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 [2022-07-21 01:33:06,062 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] [2022-07-21 01:33:06,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-07-21 01:33:06,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2022-07-21 01:33:06,137 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) [2022-07-21 01:33:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 361 transitions. [2022-07-21 01:33:06,143 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 361 transitions. Word has length 10 [2022-07-21 01:33:06,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:33:06,144 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 361 transitions. [2022-07-21 01:33:06,145 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) [2022-07-21 01:33:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2022-07-21 01:33:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-21 01:33:06,146 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:33:06,146 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 01:33:06,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 01:33:06,147 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:33:06,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:33:06,148 INFO L85 PathProgramCache]: Analyzing trace with hash 750781921, now seen corresponding path program 1 times [2022-07-21 01:33:06,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 01:33:06,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010667300] [2022-07-21 01:33:06,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:33:06,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 01:33:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-21 01:33:06,254 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-21 01:33:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-21 01:33:06,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-21 01:33:06,363 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-21 01:33:06,364 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 01:33:06,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 01:33:06,369 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-21 01:33:06,373 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 01:33:06,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:33:06 BoogieIcfgContainer [2022-07-21 01:33:06,438 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 01:33:06,438 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 01:33:06,438 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 01:33:06,439 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 01:33:06,439 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:33:05" (3/4) ... [2022-07-21 01:33:06,442 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-21 01:33:06,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 01:33:06,443 INFO L158 Benchmark]: Toolchain (without parser) took 2918.58ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 46.3MB in the beginning and 76.5MB in the end (delta: -30.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-07-21 01:33:06,444 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.3MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:33:06,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.12ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 35.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-21 01:33:06,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.30ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 65.6MB in the end (delta: -30.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-07-21 01:33:06,446 INFO L158 Benchmark]: Boogie Preprocessor took 113.56ms. Allocated memory is still 88.1MB. Free memory was 65.6MB in the beginning and 58.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 01:33:06,446 INFO L158 Benchmark]: RCFGBuilder took 1186.18ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 41.8MB in the end (delta: 17.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-07-21 01:33:06,447 INFO L158 Benchmark]: TraceAbstraction took 920.66ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 41.3MB in the beginning and 76.5MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:33:06,447 INFO L158 Benchmark]: Witness Printer took 4.06ms. Allocated memory is still 123.7MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:33:06,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.3MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.12ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 35.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.30ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 65.6MB in the end (delta: -30.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.56ms. Allocated memory is still 88.1MB. Free memory was 65.6MB in the beginning and 58.9MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1186.18ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 41.8MB in the end (delta: 17.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 920.66ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 41.3MB in the beginning and 76.5MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.06ms. Allocated memory is still 123.7MB. Free memory is still 76.5MB. 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: 0.2s, 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 [2022-07-21 01:33:06,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_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-?-3598765 [2022-07-21 01:33:08,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 01:33:08,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 01:33:08,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 01:33:08,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 01:33:08,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 01:33:08,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 01:33:08,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 01:33:08,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 01:33:08,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 01:33:08,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 01:33:08,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 01:33:08,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 01:33:08,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 01:33:08,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 01:33:08,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 01:33:08,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 01:33:08,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 01:33:08,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 01:33:08,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 01:33:08,389 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 01:33:08,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 01:33:08,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 01:33:08,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 01:33:08,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 01:33:08,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 01:33:08,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 01:33:08,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 01:33:08,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 01:33:08,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 01:33:08,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 01:33:08,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 01:33:08,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 01:33:08,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 01:33:08,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 01:33:08,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 01:33:08,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 01:33:08,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 01:33:08,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 01:33:08,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 01:33:08,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 01:33:08,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 01:33:08,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-21 01:33:08,450 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 01:33:08,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 01:33:08,455 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 01:33:08,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 01:33:08,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 01:33:08,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 01:33:08,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 01:33:08,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 01:33:08,458 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 01:33:08,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 01:33:08,459 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 01:33:08,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 01:33:08,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 01:33:08,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 01:33:08,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 01:33:08,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 01:33:08,461 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 01:33:08,461 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 01:33:08,461 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 01:33:08,461 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 01:33:08,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 01:33:08,462 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 01:33:08,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 01:33:08,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 01:33:08,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 01:33:08,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 01:33:08,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:33:08,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 01:33:08,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 01:33:08,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 01:33:08,464 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 01:33:08,464 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 01:33:08,464 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 01:33:08,464 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 01:33:08,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 01:33:08,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 01:33:08,465 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-07-21 01:33:08,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 01:33:08,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 01:33:08,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 01:33:08,828 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 01:33:08,829 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 01:33:08,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-21 01:33:08,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac85aa28/2ec6b0fc2096491690206e650712c7ac/FLAGd193b1985 [2022-07-21 01:33:09,372 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 01:33:09,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-07-21 01:33:09,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac85aa28/2ec6b0fc2096491690206e650712c7ac/FLAGd193b1985 [2022-07-21 01:33:09,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fac85aa28/2ec6b0fc2096491690206e650712c7ac [2022-07-21 01:33:09,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 01:33:09,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 01:33:09,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 01:33:09,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 01:33:09,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 01:33:09,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:09" (1/1) ... [2022-07-21 01:33:09,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@856bdfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:09, skipping insertion in model container [2022-07-21 01:33:09,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:09" (1/1) ... [2022-07-21 01:33:09,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 01:33:09,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 01:33:10,302 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] [2022-07-21 01:33:10,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 01:33:10,344 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 01:33:10,461 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] [2022-07-21 01:33:10,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 01:33:10,482 INFO L208 MainTranslator]: Completed translation [2022-07-21 01:33:10,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10 WrapperNode [2022-07-21 01:33:10,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 01:33:10,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 01:33:10,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 01:33:10,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 01:33:10,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,567 INFO L137 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2022-07-21 01:33:10,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 01:33:10,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 01:33:10,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 01:33:10,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 01:33:10,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 01:33:10,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 01:33:10,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 01:33:10,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 01:33:10,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (1/1) ... [2022-07-21 01:33:10,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:33:10,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 01:33:10,709 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) [2022-07-21 01:33:10,711 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 [2022-07-21 01:33:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 01:33:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-07-21 01:33:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-21 01:33:10,747 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-21 01:33:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-07-21 01:33:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-07-21 01:33:10,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 01:33:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-07-21 01:33:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-07-21 01:33:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-21 01:33:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-21 01:33:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 01:33:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 01:33:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 01:33:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 01:33:10,965 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 01:33:10,967 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 01:34:01,131 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 01:34:01,140 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 01:34:01,140 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-07-21 01:34:01,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:34:01 BoogieIcfgContainer [2022-07-21 01:34:01,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 01:34:01,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 01:34:01,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 01:34:01,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 01:34:01,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:33:09" (1/3) ... [2022-07-21 01:34:01,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d32ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:34:01, skipping insertion in model container [2022-07-21 01:34:01,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:10" (2/3) ... [2022-07-21 01:34:01,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d32ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:34:01, skipping insertion in model container [2022-07-21 01:34:01,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:34:01" (3/3) ... [2022-07-21 01:34:01,150 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-07-21 01:34:01,168 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 01:34:01,169 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 01:34:01,215 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 01:34:01,220 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@72f5185c, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@34a3cf75 [2022-07-21 01:34:01,221 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 01:34:01,225 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) [2022-07-21 01:34:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-21 01:34:01,231 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:34:01,232 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 01:34:01,232 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:34:01,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:34:01,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2022-07-21 01:34:01,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:34:01,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457908536] [2022-07-21 01:34:01,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:34:01,249 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:34:01,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:34:01,255 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) [2022-07-21 01:34:01,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 01:34:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:34:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-21 01:34:01,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:34:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:34:01,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:34:01,668 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:34:01,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457908536] [2022-07-21 01:34:01,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1457908536] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:34:01,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:34:01,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 01:34:01,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406961126] [2022-07-21 01:34:01,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:34:01,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 01:34:01,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:34:01,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 01:34:01,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 01:34:01,707 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) [2022-07-21 01:34:01,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:34:01,755 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2022-07-21 01:34:01,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 01:34:01,758 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 [2022-07-21 01:34:01,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:34:01,779 INFO L225 Difference]: With dead ends: 512 [2022-07-21 01:34:01,779 INFO L226 Difference]: Without dead ends: 254 [2022-07-21 01:34:01,784 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 [2022-07-21 01:34:01,789 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 [2022-07-21 01:34:01,791 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] [2022-07-21 01:34:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-07-21 01:34:01,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-07-21 01:34:01,854 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) [2022-07-21 01:34:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2022-07-21 01:34:01,860 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2022-07-21 01:34:01,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:34:01,861 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2022-07-21 01:34:01,861 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) [2022-07-21 01:34:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2022-07-21 01:34:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-21 01:34:01,862 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:34:01,862 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 01:34:01,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-21 01:34:02,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:34:02,068 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:34:02,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:34:02,069 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2022-07-21 01:34:02,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:34:02,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997324948] [2022-07-21 01:34:02,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:34:02,070 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:34:02,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:34:02,077 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) [2022-07-21 01:34:02,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 01:34:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:34:02,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-21 01:34:02,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:34:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:34:03,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:34:03,813 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:34:03,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997324948] [2022-07-21 01:34:03,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997324948] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:34:03,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:34:03,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 01:34:03,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763763627] [2022-07-21 01:34:03,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:34:03,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 01:34:03,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:34:03,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 01:34:03,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-21 01:34:03,816 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) [2022-07-21 01:34:07,605 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:10,629 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:13,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:15,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:16,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:19,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:22,443 WARN L534 Checker$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 [] [2022-07-21 01:34:25,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:28,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:30,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:32,776 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:35,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:37,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:39,904 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:42,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:44,796 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:47,101 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:49,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:51,944 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:54,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:34:57,669 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:02,911 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:05,502 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:07,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:10,203 WARN L534 Checker$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 [] [2022-07-21 01:35:12,514 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:14,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:17,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:18,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:20,248 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:23,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:23,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:35:23,017 INFO L93 Difference]: Finished difference Result 379 states and 527 transitions. [2022-07-21 01:35:23,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 01:35:23,054 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 [2022-07-21 01:35:23,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:35:23,058 INFO L225 Difference]: With dead ends: 379 [2022-07-21 01:35:23,058 INFO L226 Difference]: Without dead ends: 374 [2022-07-21 01:35:23,059 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 [2022-07-21 01:35:23,060 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 309 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 12 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.5s IncrementalHoareTripleChecker+Time [2022-07-21 01:35:23,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 1598 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 176 Invalid, 24 Unknown, 0 Unchecked, 78.5s Time] [2022-07-21 01:35:23,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2022-07-21 01:35:23,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 308. [2022-07-21 01:35:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 285 states have (on average 1.3824561403508773) internal successors, (394), 287 states have internal predecessors, (394), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (17), 14 states have call predecessors, (17), 16 states have call successors, (17) [2022-07-21 01:35:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 427 transitions. [2022-07-21 01:35:23,090 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 427 transitions. Word has length 11 [2022-07-21 01:35:23,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:35:23,091 INFO L495 AbstractCegarLoop]: Abstraction has 308 states and 427 transitions. [2022-07-21 01:35:23,091 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) [2022-07-21 01:35:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 427 transitions. [2022-07-21 01:35:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-21 01:35:23,092 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:35:23,092 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] [2022-07-21 01:35:23,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 01:35:23,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:35:23,296 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:35:23,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:35:23,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1355433090, now seen corresponding path program 1 times [2022-07-21 01:35:23,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:35:23,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1847623237] [2022-07-21 01:35:23,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:35:23,297 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:35:23,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:35:23,299 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) [2022-07-21 01:35:23,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 01:35:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:35:23,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-21 01:35:23,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:35:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:35:26,424 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:35:26,424 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:35:26,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1847623237] [2022-07-21 01:35:26,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1847623237] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:35:26,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:35:26,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 01:35:26,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94102328] [2022-07-21 01:35:26,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:35:26,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 01:35:26,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:35:26,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 01:35:26,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-21 01:35:26,427 INFO L87 Difference]: Start difference. First operand 308 states and 427 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) [2022-07-21 01:35:26,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:35:26,439 INFO L93 Difference]: Finished difference Result 323 states and 443 transitions. [2022-07-21 01:35:26,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 01:35:26,439 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 [2022-07-21 01:35:26,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:35:26,444 INFO L225 Difference]: With dead ends: 323 [2022-07-21 01:35:26,444 INFO L226 Difference]: Without dead ends: 306 [2022-07-21 01:35:26,447 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 [2022-07-21 01:35:26,452 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 [2022-07-21 01:35:26,453 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] [2022-07-21 01:35:26,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-07-21 01:35:26,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2022-07-21 01:35:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 284 states have (on average 1.380281690140845) internal successors, (392), 286 states have internal predecessors, (392), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2022-07-21 01:35:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 423 transitions. [2022-07-21 01:35:26,468 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 423 transitions. Word has length 20 [2022-07-21 01:35:26,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:35:26,468 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 423 transitions. [2022-07-21 01:35:26,468 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) [2022-07-21 01:35:26,469 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 423 transitions. [2022-07-21 01:35:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-21 01:35:26,470 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:35:26,470 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] [2022-07-21 01:35:26,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 01:35:26,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:35:26,687 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:35:26,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:35:26,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2022-07-21 01:35:26,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:35:26,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797359558] [2022-07-21 01:35:26,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:35:26,689 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:35:26,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:35:26,690 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) [2022-07-21 01:35:26,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 01:35:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:35:27,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-21 01:35:27,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:35:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:35:28,269 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:35:28,269 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:35:28,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797359558] [2022-07-21 01:35:28,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797359558] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:35:28,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:35:28,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 01:35:28,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702421723] [2022-07-21 01:35:28,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:35:28,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 01:35:28,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:35:28,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 01:35:28,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 01:35:28,271 INFO L87 Difference]: Start difference. First operand 306 states and 423 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) [2022-07-21 01:35:28,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:35:28,283 INFO L93 Difference]: Finished difference Result 349 states and 478 transitions. [2022-07-21 01:35:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 01:35:28,284 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 [2022-07-21 01:35:28,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:35:28,285 INFO L225 Difference]: With dead ends: 349 [2022-07-21 01:35:28,286 INFO L226 Difference]: Without dead ends: 306 [2022-07-21 01:35:28,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 01:35:28,287 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 [2022-07-21 01:35:28,287 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] [2022-07-21 01:35:28,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-07-21 01:35:28,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2022-07-21 01:35:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 284 states have (on average 1.3767605633802817) internal successors, (391), 286 states have internal predecessors, (391), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2022-07-21 01:35:28,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 422 transitions. [2022-07-21 01:35:28,299 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 422 transitions. Word has length 21 [2022-07-21 01:35:28,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:35:28,299 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 422 transitions. [2022-07-21 01:35:28,299 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) [2022-07-21 01:35:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 422 transitions. [2022-07-21 01:35:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-07-21 01:35:28,301 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:35:28,301 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] [2022-07-21 01:35:28,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 01:35:28,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:35:28,512 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:35:28,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:35:28,512 INFO L85 PathProgramCache]: Analyzing trace with hash -818154427, now seen corresponding path program 1 times [2022-07-21 01:35:28,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:35:28,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1726458136] [2022-07-21 01:35:28,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:35:28,513 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:35:28,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:35:28,514 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) [2022-07-21 01:35:28,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-21 01:35:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:35:28,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 01:35:28,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:35:29,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:35:29,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:35:29,176 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:35:29,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1726458136] [2022-07-21 01:35:29,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1726458136] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:35:29,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:35:29,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 01:35:29,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717304661] [2022-07-21 01:35:29,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:35:29,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 01:35:29,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:35:29,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 01:35:29,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 01:35:29,178 INFO L87 Difference]: Start difference. First operand 306 states and 422 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) [2022-07-21 01:35:29,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:35:29,716 INFO L93 Difference]: Finished difference Result 353 states and 480 transitions. [2022-07-21 01:35:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 01:35:29,716 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 [2022-07-21 01:35:29,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:35:29,718 INFO L225 Difference]: With dead ends: 353 [2022-07-21 01:35:29,718 INFO L226 Difference]: Without dead ends: 314 [2022-07-21 01:35:29,719 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 [2022-07-21 01:35:29,720 INFO L413 NwaCegarLoop]: 346 mSDtfsCounter, 22 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 1011 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 01:35:29,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 1011 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 01:35:29,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2022-07-21 01:35:29,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 307. [2022-07-21 01:35:29,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 285 states have (on average 1.3719298245614036) internal successors, (391), 287 states have internal predecessors, (391), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2022-07-21 01:35:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 422 transitions. [2022-07-21 01:35:29,739 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 422 transitions. Word has length 24 [2022-07-21 01:35:29,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:35:29,739 INFO L495 AbstractCegarLoop]: Abstraction has 307 states and 422 transitions. [2022-07-21 01:35:29,740 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) [2022-07-21 01:35:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 422 transitions. [2022-07-21 01:35:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-07-21 01:35:29,741 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:35:29,741 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] [2022-07-21 01:35:29,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-21 01:35:29,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:35:29,955 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:35:29,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:35:29,957 INFO L85 PathProgramCache]: Analyzing trace with hash -945352540, now seen corresponding path program 1 times [2022-07-21 01:35:29,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:35:29,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254061645] [2022-07-21 01:35:29,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:35:29,958 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:35:29,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:35:29,960 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) [2022-07-21 01:35:29,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-21 01:35:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:35:30,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 26 conjunts are in the unsatisfiable core [2022-07-21 01:35:30,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:35:32,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 01:35:32,997 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 [2022-07-21 01:35:33,466 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-21 01:35:33,467 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 [2022-07-21 01:35:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:35:35,952 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:35:35,952 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:35:35,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254061645] [2022-07-21 01:35:35,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254061645] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:35:35,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:35:35,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-21 01:35:35,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959374327] [2022-07-21 01:35:35,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:35:35,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-21 01:35:35,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:35:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-21 01:35:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-21 01:35:35,954 INFO L87 Difference]: Start difference. First operand 307 states and 422 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) [2022-07-21 01:35:39,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:41,318 WARN L534 Checker$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 [] [2022-07-21 01:35:43,429 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:45,550 WARN L534 Checker$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 [] [2022-07-21 01:35:48,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:51,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:54,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:56,580 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:35:58,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:01,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:03,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:05,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:07,861 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:10,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:13,452 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:15,851 WARN L534 Checker$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 [] [2022-07-21 01:36:18,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:20,895 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:23,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:25,803 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:27,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:30,270 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:32,721 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:34,067 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:36,532 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:38,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:41,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:44,837 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:47,342 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:50,019 WARN L534 Checker$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 [] [2022-07-21 01:36:52,304 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:54,500 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:36:56,936 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 01:37:01,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:37:03,701 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 [] [2022-07-21 01:37:03,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:37:03,701 INFO L93 Difference]: Finished difference Result 355 states and 481 transitions. [2022-07-21 01:37:03,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-21 01:37:03,760 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 [2022-07-21 01:37:03,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:37:03,762 INFO L225 Difference]: With dead ends: 355 [2022-07-21 01:37:03,762 INFO L226 Difference]: Without dead ends: 349 [2022-07-21 01:37:03,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-07-21 01:37:03,764 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 157 mSDsluCounter, 2366 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 5 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 2688 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 176 IncrementalHoareTripleChecker+Unchecked, 86.5s IncrementalHoareTripleChecker+Time [2022-07-21 01:37:03,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 2688 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 115 Invalid, 33 Unknown, 176 Unchecked, 86.5s Time] [2022-07-21 01:37:03,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-07-21 01:37:03,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 319. [2022-07-21 01:37:03,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 295 states have (on average 1.376271186440678) internal successors, (406), 299 states have internal predecessors, (406), 16 states have call successors, (16), 6 states have call predecessors, (16), 7 states have return successors, (19), 13 states have call predecessors, (19), 16 states have call successors, (19) [2022-07-21 01:37:03,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 441 transitions. [2022-07-21 01:37:03,779 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 441 transitions. Word has length 30 [2022-07-21 01:37:03,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:37:03,780 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 441 transitions. [2022-07-21 01:37:03,780 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) [2022-07-21 01:37:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 441 transitions. [2022-07-21 01:37:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-21 01:37:03,782 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:37:03,782 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] [2022-07-21 01:37:03,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-21 01:37:03,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:37:03,983 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:37:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:37:03,983 INFO L85 PathProgramCache]: Analyzing trace with hash 762279202, now seen corresponding path program 1 times [2022-07-21 01:37:03,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:37:03,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974611554] [2022-07-21 01:37:03,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:37:03,984 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:37:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:37:03,986 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) [2022-07-21 01:37:03,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-21 01:37:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:37:04,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-21 01:37:04,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:37:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:37:05,922 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:37:05,922 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:37:05,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974611554] [2022-07-21 01:37:05,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974611554] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:37:05,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:37:05,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 01:37:05,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295785299] [2022-07-21 01:37:05,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:37:05,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 01:37:05,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:37:05,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 01:37:05,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 01:37:05,924 INFO L87 Difference]: Start difference. First operand 319 states and 441 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) [2022-07-21 01:37:05,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:37:05,934 INFO L93 Difference]: Finished difference Result 365 states and 500 transitions. [2022-07-21 01:37:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 01:37:05,934 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 [2022-07-21 01:37:05,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:37:05,936 INFO L225 Difference]: With dead ends: 365 [2022-07-21 01:37:05,936 INFO L226 Difference]: Without dead ends: 314 [2022-07-21 01:37:05,937 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 [2022-07-21 01:37:05,938 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 [2022-07-21 01:37:05,938 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] [2022-07-21 01:37:05,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2022-07-21 01:37:05,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2022-07-21 01:37:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 290 states have (on average 1.3689655172413793) internal successors, (397), 294 states have internal predecessors, (397), 16 states have call successors, (16), 6 states have call predecessors, (16), 7 states have return successors, (19), 13 states have call predecessors, (19), 16 states have call successors, (19) [2022-07-21 01:37:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 432 transitions. [2022-07-21 01:37:05,950 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 432 transitions. Word has length 31 [2022-07-21 01:37:05,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:37:05,951 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 432 transitions. [2022-07-21 01:37:05,951 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) [2022-07-21 01:37:05,951 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 432 transitions. [2022-07-21 01:37:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-21 01:37:05,952 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:37:05,952 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] [2022-07-21 01:37:05,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-21 01:37:06,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:37:06,168 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:37:06,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:37:06,168 INFO L85 PathProgramCache]: Analyzing trace with hash -682654608, now seen corresponding path program 1 times [2022-07-21 01:37:06,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:37:06,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095511074] [2022-07-21 01:37:06,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:37:06,169 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:37:06,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:37:06,170 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) [2022-07-21 01:37:06,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-21 01:37:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:37:08,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 01:37:08,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:37:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:37:08,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:37:08,828 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:37:08,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095511074] [2022-07-21 01:37:08,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2095511074] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:37:08,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:37:08,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 01:37:08,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439705526] [2022-07-21 01:37:08,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:37:08,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 01:37:08,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:37:08,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 01:37:08,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 01:37:08,830 INFO L87 Difference]: Start difference. First operand 314 states and 432 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) [2022-07-21 01:37:11,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:37:14,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-21 01:37:14,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:37:15,000 INFO L93 Difference]: Finished difference Result 327 states and 448 transitions. [2022-07-21 01:37:15,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 01:37:15,000 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 [2022-07-21 01:37:15,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:37:15,002 INFO L225 Difference]: With dead ends: 327 [2022-07-21 01:37:15,002 INFO L226 Difference]: Without dead ends: 316 [2022-07-21 01:37:15,003 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 [2022-07-21 01:37:15,004 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 4 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s 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, 6.2s IncrementalHoareTripleChecker+Time [2022-07-21 01:37:15,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 995 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2022-07-21 01:37:15,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2022-07-21 01:37:15,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 314. [2022-07-21 01:37:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 290 states have (on average 1.3620689655172413) internal successors, (395), 294 states have internal predecessors, (395), 16 states have call successors, (16), 6 states have call predecessors, (16), 7 states have return successors, (19), 13 states have call predecessors, (19), 16 states have call successors, (19) [2022-07-21 01:37:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 430 transitions. [2022-07-21 01:37:15,016 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 430 transitions. Word has length 31 [2022-07-21 01:37:15,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:37:15,017 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 430 transitions. [2022-07-21 01:37:15,017 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) [2022-07-21 01:37:15,017 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 430 transitions. [2022-07-21 01:37:15,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-21 01:37:15,018 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 01:37:15,018 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] [2022-07-21 01:37:15,087 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-21 01:37:15,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:37:15,219 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 01:37:15,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 01:37:15,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1060155727, now seen corresponding path program 1 times [2022-07-21 01:37:15,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 01:37:15,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [967915793] [2022-07-21 01:37:15,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 01:37:15,220 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 01:37:15,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 01:37:15,221 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) [2022-07-21 01:37:15,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-21 01:37:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 01:37:17,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-21 01:37:17,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 01:37:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 01:37:20,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 01:37:20,599 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 01:37:20,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [967915793] [2022-07-21 01:37:20,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [967915793] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 01:37:20,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 01:37:20,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 01:37:20,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067895592] [2022-07-21 01:37:20,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 01:37:20,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 01:37:20,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 01:37:20,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 01:37:20,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-21 01:37:20,601 INFO L87 Difference]: Start difference. First operand 314 states and 430 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) [2022-07-21 01:37:20,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 01:37:20,605 INFO L93 Difference]: Finished difference Result 314 states and 430 transitions. [2022-07-21 01:37:20,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 01:37:20,605 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 [2022-07-21 01:37:20,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 01:37:20,605 INFO L225 Difference]: With dead ends: 314 [2022-07-21 01:37:20,606 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 01:37:20,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-07-21 01:37:20,607 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 [2022-07-21 01:37:20,607 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] [2022-07-21 01:37:20,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 01:37:20,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 01:37:20,608 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) [2022-07-21 01:37:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 01:37:20,608 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2022-07-21 01:37:20,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 01:37:20,609 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 01:37:20,609 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) [2022-07-21 01:37:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 01:37:20,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 01:37:20,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 01:37:20,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-07-21 01:37:20,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 01:37:20,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 01:37:22,329 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2022-07-21 01:37:22,329 INFO L902 garLoopResultBuilder]: At program point L122-2(lines 122 126) the Hoare annotation is: true [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 130) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L118-2(lines 109 159) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L902 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: true [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 109 159) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 120) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2022-07-21 01:37:22,330 INFO L902 garLoopResultBuilder]: At program point L152-2(lines 152 157) the Hoare annotation is: true [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 116) no Hoare annotation was computed. [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 109 159) no Hoare annotation was computed. [2022-07-21 01:37:22,331 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 116) the Hoare annotation is: true [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 116) no Hoare annotation was computed. [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2022-07-21 01:37:22,331 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 109 159) the Hoare annotation is: true [2022-07-21 01:37:22,331 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2022-07-21 01:37:22,332 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-07-21 01:37:22,332 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-07-21 01:37:22,332 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 150) no Hoare annotation was computed. [2022-07-21 01:37:22,332 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 137 142) no Hoare annotation was computed. [2022-07-21 01:37:22,332 INFO L902 garLoopResultBuilder]: At program point L137-2(lines 137 142) the Hoare annotation is: true [2022-07-21 01:37:22,332 INFO L899 garLoopResultBuilder]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2022-07-21 01:37:22,332 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 149) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 95) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 84 103) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 84 103) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 84 103) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 84 103) the Hoare annotation is: true [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 101) no Hoare annotation was computed. [2022-07-21 01:37:22,333 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 84 103) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L96-2(lines 96 101) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L902 garLoopResultBuilder]: At program point L86-2(lines 86 90) the Hoare annotation is: true [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 546) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L543-2(lines 543 546) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L537-1(lines 537 541) no Hoare annotation was computed. [2022-07-21 01:37:22,334 INFO L902 garLoopResultBuilder]: At program point L537-2(lines 537 541) the Hoare annotation is: true [2022-07-21 01:37:22,334 INFO L899 garLoopResultBuilder]: For program point L537-3(lines 537 541) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 534 568) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 563) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 534 568) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 534 568) the Hoare annotation is: true [2022-07-21 01:37:22,335 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 545) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 557 562) no Hoare annotation was computed. [2022-07-21 01:37:22,335 INFO L902 garLoopResultBuilder]: At program point L557-2(lines 557 562) the Hoare annotation is: true [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L557-3(lines 554 563) no Hoare annotation was computed. [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 567) no Hoare annotation was computed. [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L334-1(line 334) no Hoare annotation was computed. [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 236) no Hoare annotation was computed. [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L268-1(lines 190 360) no Hoare annotation was computed. [2022-07-21 01:37:22,336 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 190 360) no Hoare annotation was computed. [2022-07-21 01:37:22,336 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)) [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2022-07-21 01:37:22,337 INFO L895 garLoopResultBuilder]: At program point L402-2(lines 402 406) the Hoare annotation is: false [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L402-3(lines 402 406) no Hoare annotation was computed. [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L270-2(lines 270 271) no Hoare annotation was computed. [2022-07-21 01:37:22,337 INFO L895 garLoopResultBuilder]: At program point L270-3(lines 270 271) the Hoare annotation is: false [2022-07-21 01:37:22,337 INFO L899 garLoopResultBuilder]: For program point L270-4(lines 268 285) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 77) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 18 79) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L337-2(lines 337 341) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L238(lines 190 360) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L895 garLoopResultBuilder]: At program point L337-3(lines 337 341) the Hoare annotation is: false [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L337-4(lines 337 341) no Hoare annotation was computed. [2022-07-21 01:37:22,338 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-07-21 01:37:22,339 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 206) the Hoare annotation is: false [2022-07-21 01:37:22,339 INFO L899 garLoopResultBuilder]: For program point L205-4(lines 205 206) no Hoare annotation was computed. [2022-07-21 01:37:22,339 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2022-07-21 01:37:22,339 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 503 508) no Hoare annotation was computed. [2022-07-21 01:37:22,339 INFO L895 garLoopResultBuilder]: At program point L503-2(lines 503 508) the Hoare annotation is: false [2022-07-21 01:37:22,339 INFO L899 garLoopResultBuilder]: For program point L503-3(lines 503 508) no Hoare annotation was computed. [2022-07-21 01:37:22,339 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-21 01:37:22,340 INFO L895 garLoopResultBuilder]: At program point L173(lines 160 174) the Hoare annotation is: false [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L206-2(line 206) no Hoare annotation was computed. [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 607) no Hoare annotation was computed. [2022-07-21 01:37:22,340 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|))) [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 607) no Hoare annotation was computed. [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 484) no Hoare annotation was computed. [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-07-21 01:37:22,340 INFO L899 garLoopResultBuilder]: For program point L273-1(lines 273 274) no Hoare annotation was computed. [2022-07-21 01:37:22,341 INFO L899 garLoopResultBuilder]: For program point L273-3(lines 273 274) no Hoare annotation was computed. [2022-07-21 01:37:22,341 INFO L895 garLoopResultBuilder]: At program point L273-4(lines 273 274) the Hoare annotation is: false [2022-07-21 01:37:22,341 INFO L899 garLoopResultBuilder]: For program point L273-5(lines 273 274) no Hoare annotation was computed. [2022-07-21 01:37:22,341 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 47) no Hoare annotation was computed. [2022-07-21 01:37:22,341 INFO L899 garLoopResultBuilder]: For program point L307-2(lines 307 310) no Hoare annotation was computed. [2022-07-21 01:37:22,341 INFO L895 garLoopResultBuilder]: At program point L307-3(lines 307 310) the Hoare annotation is: false [2022-07-21 01:37:22,341 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 250) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L307-4(lines 307 310) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L895 garLoopResultBuilder]: At program point L241-3(lines 241 250) the Hoare annotation is: false [2022-07-21 01:37:22,342 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L241-4(lines 238 266) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 212) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2022-07-21 01:37:22,342 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 641) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L209-2(lines 209 210) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L895 garLoopResultBuilder]: At program point L209-3(lines 209 210) the Hoare annotation is: false [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L209-4(lines 209 210) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L639(line 639) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 412) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 346) no Hoare annotation was computed. [2022-07-21 01:37:22,343 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2022-07-21 01:37:22,344 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 346) the Hoare annotation is: false [2022-07-21 01:37:22,344 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2022-07-21 01:37:22,344 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 346) no Hoare annotation was computed. [2022-07-21 01:37:22,344 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 281) the Hoare annotation is: false [2022-07-21 01:37:22,344 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 276 281) no Hoare annotation was computed. [2022-07-21 01:37:22,344 INFO L895 garLoopResultBuilder]: At program point L78(lines 18 79) the Hoare annotation is: false [2022-07-21 01:37:22,344 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 247) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L509-2(lines 509 512) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L895 garLoopResultBuilder]: At program point L509-3(lines 509 512) the Hoare annotation is: false [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L509-4(lines 509 512) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L278-2(lines 278 279) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 279) the Hoare annotation is: false [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L278-4(lines 278 279) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 625) no Hoare annotation was computed. [2022-07-21 01:37:22,345 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-07-21 01:37:22,346 INFO L899 garLoopResultBuilder]: For program point L444-2(lines 444 476) no Hoare annotation was computed. [2022-07-21 01:37:22,346 INFO L899 garLoopResultBuilder]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2022-07-21 01:37:22,346 INFO L895 garLoopResultBuilder]: At program point L312-3(lines 312 316) the Hoare annotation is: false [2022-07-21 01:37:22,346 INFO L899 garLoopResultBuilder]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2022-07-21 01:37:22,346 INFO L902 garLoopResultBuilder]: At program point L643(lines 628 644) the Hoare annotation is: true [2022-07-21 01:37:22,346 INFO L895 garLoopResultBuilder]: At program point L610(line 610) the Hoare annotation is: false [2022-07-21 01:37:22,346 INFO L899 garLoopResultBuilder]: For program point L610-1(line 610) no Hoare annotation was computed. [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 483) no Hoare annotation was computed. [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-07-21 01:37:22,347 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-07-21 01:37:22,347 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)) [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 71) no Hoare annotation was computed. [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 625) no Hoare annotation was computed. [2022-07-21 01:37:22,347 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 437) no Hoare annotation was computed. [2022-07-21 01:37:22,348 INFO L899 garLoopResultBuilder]: For program point L347-2(lines 347 348) no Hoare annotation was computed. [2022-07-21 01:37:22,348 INFO L895 garLoopResultBuilder]: At program point L347-3(lines 347 348) the Hoare annotation is: false [2022-07-21 01:37:22,348 INFO L899 garLoopResultBuilder]: For program point L347-4(lines 318 358) no Hoare annotation was computed. [2022-07-21 01:37:22,348 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-07-21 01:37:22,348 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 436) no Hoare annotation was computed. [2022-07-21 01:37:22,348 INFO L895 garLoopResultBuilder]: At program point L283(lines 190 360) the Hoare annotation is: false [2022-07-21 01:37:22,348 INFO L899 garLoopResultBuilder]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2022-07-21 01:37:22,349 INFO L895 garLoopResultBuilder]: At program point L217-3(lines 217 221) the Hoare annotation is: false [2022-07-21 01:37:22,349 INFO L895 garLoopResultBuilder]: At program point L217-4(lines 217 221) the Hoare annotation is: false [2022-07-21 01:37:22,349 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2022-07-21 01:37:22,349 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 423) no Hoare annotation was computed. [2022-07-21 01:37:22,349 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 516) the Hoare annotation is: false [2022-07-21 01:37:22,349 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 516) no Hoare annotation was computed. [2022-07-21 01:37:22,349 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 423) no Hoare annotation was computed. [2022-07-21 01:37:22,349 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 01:37:22,350 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 238 266) no Hoare annotation was computed. [2022-07-21 01:37:22,350 INFO L899 garLoopResultBuilder]: For program point L615(lines 615 624) no Hoare annotation was computed. [2022-07-21 01:37:22,350 INFO L899 garLoopResultBuilder]: For program point L450-1(lines 450 454) no Hoare annotation was computed. [2022-07-21 01:37:22,350 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 450 454) the Hoare annotation is: false [2022-07-21 01:37:22,350 INFO L899 garLoopResultBuilder]: For program point L450-3(lines 450 454) no Hoare annotation was computed. [2022-07-21 01:37:22,350 INFO L895 garLoopResultBuilder]: At program point L318(lines 318 358) the Hoare annotation is: false [2022-07-21 01:37:22,350 INFO L895 garLoopResultBuilder]: At program point L252(lines 252 259) the Hoare annotation is: false [2022-07-21 01:37:22,350 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L895 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: false [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 26) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L616(line 616) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L319(line 319) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L895 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: false [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L617-1(line 617) no Hoare annotation was computed. [2022-07-21 01:37:22,351 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 57) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L618(line 618) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 489) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 322) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 322) the Hoare annotation is: false [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 318 358) no Hoare annotation was computed. [2022-07-21 01:37:22,352 INFO L895 garLoopResultBuilder]: At program point L619(line 619) the Hoare annotation is: false [2022-07-21 01:37:22,352 INFO L899 garLoopResultBuilder]: For program point L619-1(line 619) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L58(lines 58 70) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L620(line 620) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L323-1(line 323) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L899 garLoopResultBuilder]: For program point L290-1(lines 290 293) no Hoare annotation was computed. [2022-07-21 01:37:22,353 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 293) the Hoare annotation is: false [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 68) no Hoare annotation was computed. [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 59 68) no Hoare annotation was computed. [2022-07-21 01:37:22,354 INFO L895 garLoopResultBuilder]: At program point L621(line 621) the Hoare annotation is: false [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L621-1(line 621) no Hoare annotation was computed. [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 475) no Hoare annotation was computed. [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 444 476) no Hoare annotation was computed. [2022-07-21 01:37:22,354 INFO L899 garLoopResultBuilder]: For program point L60(lines 60 67) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L895 garLoopResultBuilder]: At program point L523(lines 395 524) the Hoare annotation is: false [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point L325-2(line 325) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 71) no Hoare annotation was computed. [2022-07-21 01:37:22,355 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2022-07-21 01:37:22,355 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L895 garLoopResultBuilder]: At program point L491-2(lines 491 495) the Hoare annotation is: false [2022-07-21 01:37:22,356 INFO L895 garLoopResultBuilder]: At program point L359(lines 189 360) the Hoare annotation is: false [2022-07-21 01:37:22,356 INFO L899 garLoopResultBuilder]: For program point L326(line 326) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 48) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 162 166) no Hoare annotation was computed. [2022-07-21 01:37:22,356 INFO L895 garLoopResultBuilder]: At program point L162-2(lines 162 166) the Hoare annotation is: false [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 37) no Hoare annotation was computed. [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 434) no Hoare annotation was computed. [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L427-2(lines 427 434) no Hoare annotation was computed. [2022-07-21 01:37:22,357 INFO L895 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: false [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L295-1(line 295) no Hoare annotation was computed. [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-07-21 01:37:22,357 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-07-21 01:37:22,357 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 318 358) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L64-2(lines 64 65) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 303) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 264) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L895 garLoopResultBuilder]: At program point L296-2(lines 287 304) the Hoare annotation is: false [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 01:37:22,358 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 639) no Hoare annotation was computed. [2022-07-21 01:37:22,359 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 462 466) no Hoare annotation was computed. [2022-07-21 01:37:22,359 INFO L895 garLoopResultBuilder]: At program point L462-2(lines 462 466) the Hoare annotation is: false [2022-07-21 01:37:22,359 INFO L899 garLoopResultBuilder]: For program point L462-3(lines 462 466) no Hoare annotation was computed. [2022-07-21 01:37:22,359 INFO L899 garLoopResultBuilder]: For program point L330-1(line 330) no Hoare annotation was computed. [2022-07-21 01:37:22,359 INFO L895 garLoopResultBuilder]: At program point L264(line 264) the Hoare annotation is: false [2022-07-21 01:37:22,359 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-07-21 01:37:22,359 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 36) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 501) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L496-1(lines 395 524) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L496-2(lines 496 501) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 200) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 199 200) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L332-2(lines 332 333) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 236) no Hoare annotation was computed. [2022-07-21 01:37:22,360 INFO L895 garLoopResultBuilder]: At program point L332-3(lines 332 333) the Hoare annotation is: false [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L332-4(lines 318 358) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 172) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 160 174) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L167-2(lines 167 172) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 578 598) the Hoare annotation is: true [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 578 598) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 590) no Hoare annotation was computed. [2022-07-21 01:37:22,361 INFO L899 garLoopResultBuilder]: For program point L587-2(lines 587 590) no Hoare annotation was computed. [2022-07-21 01:37:22,362 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2022-07-21 01:37:22,362 INFO L902 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2022-07-21 01:37:22,362 INFO L899 garLoopResultBuilder]: For program point L581-3(lines 581 585) no Hoare annotation was computed. [2022-07-21 01:37:22,362 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 578 598) no Hoare annotation was computed. [2022-07-21 01:37:22,362 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 597) no Hoare annotation was computed. [2022-07-21 01:37:22,362 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 589) no Hoare annotation was computed. [2022-07-21 01:37:22,365 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 01:37:22,367 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 01:37:22,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,376 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-21 01:37:22,378 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,378 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-21 01:37:22,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,380 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,380 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,380 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,380 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,381 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,381 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,381 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:37:22 BoogieIcfgContainer [2022-07-21 01:37:22,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 01:37:22,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 01:37:22,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 01:37:22,384 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 01:37:22,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:34:01" (3/4) ... [2022-07-21 01:37:22,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 01:37:22,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-07-21 01:37:22,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-07-21 01:37:22,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-07-21 01:37:22,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-07-21 01:37:22,404 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-07-21 01:37:22,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-07-21 01:37:22,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-21 01:37:22,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 01:37:22,427 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) [2022-07-21 01:37:22,427 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 [2022-07-21 01:37:22,428 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 [2022-07-21 01:37:22,494 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 01:37:22,494 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 01:37:22,495 INFO L158 Benchmark]: Toolchain (without parser) took 252592.78ms. Allocated memory was 48.2MB in the beginning and 71.3MB in the end (delta: 23.1MB). Free memory was 24.0MB in the beginning and 39.8MB in the end (delta: -15.9MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,495 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 48.2MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:37:22,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.56ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 23.8MB in the beginning and 37.0MB in the end (delta: -13.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.68ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 30.8MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,496 INFO L158 Benchmark]: Boogie Preprocessor took 104.03ms. Allocated memory is still 58.7MB. Free memory was 30.8MB in the beginning and 34.6MB in the end (delta: -3.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,496 INFO L158 Benchmark]: RCFGBuilder took 50470.01ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.6MB in the beginning and 29.9MB in the end (delta: 4.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,497 INFO L158 Benchmark]: TraceAbstraction took 201239.17ms. Allocated memory is still 71.3MB. Free memory was 29.3MB in the beginning and 26.8MB in the end (delta: 2.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,497 INFO L158 Benchmark]: Witness Printer took 110.43ms. Allocated memory is still 71.3MB. Free memory was 26.8MB in the beginning and 39.8MB in the end (delta: -13.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-07-21 01:37:22,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 48.2MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.56ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 23.8MB in the beginning and 37.0MB in the end (delta: -13.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.68ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 30.8MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.03ms. Allocated memory is still 58.7MB. Free memory was 30.8MB in the beginning and 34.6MB in the end (delta: -3.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * RCFGBuilder took 50470.01ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.6MB in the beginning and 29.9MB in the end (delta: 4.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 201239.17ms. Allocated memory is still 71.3MB. Free memory was 29.3MB in the beginning and 26.8MB in the end (delta: 2.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Witness Printer took 110.43ms. Allocated memory is still 71.3MB. Free memory was 26.8MB in the beginning and 39.8MB in the end (delta: -13.1MB). 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: 201.2s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 174.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 59 mSolverCounterUnknown, 509 SdHoareTripleChecker+Valid, 171.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 492 mSDsluCounter, 11384 SdHoareTripleChecker+Invalid, 164.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 240 IncrementalHoareTripleChecker+Unchecked, 8668 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 318 IncrementalHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 2716 mSDtfsCounter, 318 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 207 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 11.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=6, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 105 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 192 PreInvPairs, 196 NumberOfFragments, 121 HoareAnnotationTreeSize, 192 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 6.2s 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 [2022-07-21 01:37:22,506 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,506 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-21 01:37:22,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,507 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 [2022-07-21 01:37:22,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,508 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 [2022-07-21 01:37:22,513 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,513 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,513 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,513 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,514 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,514 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,514 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-21 01:37:22,514 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! [2022-07-21 01:37:22,735 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 [2022-07-21 01:37:22,795 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