./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0220b.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 eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 03:04:17,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 03:04:17,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 03:04:17,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 03:04:17,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 03:04:17,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 03:04:17,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 03:04:17,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 03:04:17,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 03:04:17,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 03:04:17,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 03:04:17,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 03:04:17,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 03:04:17,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 03:04:17,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 03:04:17,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 03:04:17,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 03:04:17,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 03:04:17,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 03:04:17,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 03:04:18,001 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 03:04:18,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 03:04:18,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 03:04:18,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 03:04:18,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 03:04:18,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 03:04:18,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 03:04:18,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 03:04:18,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 03:04:18,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 03:04:18,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 03:04:18,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 03:04:18,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 03:04:18,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 03:04:18,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 03:04:18,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 03:04:18,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 03:04:18,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 03:04:18,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 03:04:18,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 03:04:18,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 03:04:18,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 03:04:18,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 03:04:18,039 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 03:04:18,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 03:04:18,041 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 03:04:18,041 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 03:04:18,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 03:04:18,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 03:04:18,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 03:04:18,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 03:04:18,043 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 03:04:18,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 03:04:18,044 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 03:04:18,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 03:04:18,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 03:04:18,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 03:04:18,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 03:04:18,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 03:04:18,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 03:04:18,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 03:04:18,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:04:18,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 03:04:18,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 03:04:18,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 03:04:18,049 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2022-07-12 03:04:18,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 03:04:18,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 03:04:18,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 03:04:18,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 03:04:18,280 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 03:04:18,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-07-12 03:04:18,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbecc3939/7cdcafee4f8f47cdaaa342d4d930083e/FLAGdc9cd5a0f [2022-07-12 03:04:18,713 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 03:04:18,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-07-12 03:04:18,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbecc3939/7cdcafee4f8f47cdaaa342d4d930083e/FLAGdc9cd5a0f [2022-07-12 03:04:18,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbecc3939/7cdcafee4f8f47cdaaa342d4d930083e [2022-07-12 03:04:18,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 03:04:18,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 03:04:18,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 03:04:18,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 03:04:18,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 03:04:18,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:04:18" (1/1) ... [2022-07-12 03:04:18,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61350c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:18, skipping insertion in model container [2022-07-12 03:04:18,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:04:18" (1/1) ... [2022-07-12 03:04:18,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 03:04:18,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 03:04:19,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-07-12 03:04:19,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:04:19,196 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 03:04:19,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-07-12 03:04:19,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:04:19,417 INFO L208 MainTranslator]: Completed translation [2022-07-12 03:04:19,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19 WrapperNode [2022-07-12 03:04:19,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 03:04:19,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 03:04:19,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 03:04:19,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 03:04:19,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,519 INFO L137 Inliner]: procedures = 25, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1168 [2022-07-12 03:04:19,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 03:04:19,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 03:04:19,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 03:04:19,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 03:04:19,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 03:04:19,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 03:04:19,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 03:04:19,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 03:04:19,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (1/1) ... [2022-07-12 03:04:19,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:04:19,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 03:04:19,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 03:04:19,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 03:04:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-07-12 03:04:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-12 03:04:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-07-12 03:04:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-12 03:04:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-12 03:04:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 03:04:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 03:04:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 03:04:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 03:04:19,885 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 03:04:19,887 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 03:04:20,739 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 03:04:20,751 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 03:04:20,751 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2022-07-12 03:04:20,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:20 BoogieIcfgContainer [2022-07-12 03:04:20,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 03:04:20,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 03:04:20,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 03:04:20,758 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 03:04:20,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:04:18" (1/3) ... [2022-07-12 03:04:20,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca0908e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:04:20, skipping insertion in model container [2022-07-12 03:04:20,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:19" (2/3) ... [2022-07-12 03:04:20,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca0908e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:04:20, skipping insertion in model container [2022-07-12 03:04:20,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:20" (3/3) ... [2022-07-12 03:04:20,761 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2022-07-12 03:04:20,776 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 03:04:20,777 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 03:04:20,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 03:04:20,820 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@134a59dc, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7e62eacb [2022-07-12 03:04:20,820 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 03:04:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 256 states, 238 states have (on average 1.6764705882352942) internal successors, (399), 239 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) [2022-07-12 03:04:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-12 03:04:20,830 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:04:20,830 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:04:20,831 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:04:20,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:04:20,834 INFO L85 PathProgramCache]: Analyzing trace with hash -708745763, now seen corresponding path program 1 times [2022-07-12 03:04:20,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 03:04:20,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594296194] [2022-07-12 03:04:20,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:04:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 03:04:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:04:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:04:21,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 03:04:21,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594296194] [2022-07-12 03:04:21,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594296194] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:04:21,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:04:21,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 03:04:21,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134792798] [2022-07-12 03:04:21,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:04:21,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 03:04:21,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 03:04:21,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 03:04:21,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:04:21,068 INFO L87 Difference]: Start difference. First operand has 256 states, 238 states have (on average 1.6764705882352942) internal successors, (399), 239 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) [2022-07-12 03:04:21,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:04:21,101 INFO L93 Difference]: Finished difference Result 510 states and 856 transitions. [2022-07-12 03:04:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 03:04:21,103 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-12 03:04:21,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:04:21,110 INFO L225 Difference]: With dead ends: 510 [2022-07-12 03:04:21,110 INFO L226 Difference]: Without dead ends: 253 [2022-07-12 03:04:21,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:04:21,116 INFO L413 NwaCegarLoop]: 357 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, 357 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 03:04:21,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 03:04:21,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2022-07-12 03:04:21,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2022-07-12 03:04:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 236 states have (on average 1.3983050847457628) internal successors, (330), 236 states have internal predecessors, (330), 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) [2022-07-12 03:04:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 354 transitions. [2022-07-12 03:04:21,154 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 354 transitions. Word has length 10 [2022-07-12 03:04:21,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:04:21,154 INFO L495 AbstractCegarLoop]: Abstraction has 253 states and 354 transitions. [2022-07-12 03:04:21,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:04:21,155 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2022-07-12 03:04:21,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-12 03:04:21,155 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:04:21,156 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:04:21,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 03:04:21,156 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:04:21,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:04:21,157 INFO L85 PathProgramCache]: Analyzing trace with hash 759938259, now seen corresponding path program 1 times [2022-07-12 03:04:21,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 03:04:21,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533796878] [2022-07-12 03:04:21,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:04:21,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 03:04:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 03:04:21,241 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-12 03:04:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 03:04:21,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-12 03:04:21,321 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-12 03:04:21,322 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 03:04:21,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 03:04:21,325 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-12 03:04:21,328 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 03:04:21,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 03:04:21 BoogieIcfgContainer [2022-07-12 03:04:21,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 03:04:21,359 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 03:04:21,359 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 03:04:21,359 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 03:04:21,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:20" (3/4) ... [2022-07-12 03:04:21,362 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-12 03:04:21,362 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 03:04:21,363 INFO L158 Benchmark]: Toolchain (without parser) took 2626.26ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 64.7MB in the beginning and 52.7MB in the end (delta: 12.1MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,363 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:04:21,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.70ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 45.8MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.61ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 78.2MB in the end (delta: -32.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,364 INFO L158 Benchmark]: Boogie Preprocessor took 92.25ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 71.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,365 INFO L158 Benchmark]: RCFGBuilder took 1140.90ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 71.4MB in the beginning and 82.7MB in the end (delta: -11.3MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,365 INFO L158 Benchmark]: TraceAbstraction took 602.95ms. Allocated memory is still 136.3MB. Free memory was 81.8MB in the beginning and 52.7MB in the end (delta: 29.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-07-12 03:04:21,365 INFO L158 Benchmark]: Witness Printer took 3.12ms. Allocated memory is still 136.3MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:04:21,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.70ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 45.8MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.61ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 78.2MB in the end (delta: -32.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.25ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 71.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1140.90ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 71.4MB in the beginning and 82.7MB in the end (delta: -11.3MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * TraceAbstraction took 602.95ms. Allocated memory is still 136.3MB. Free memory was 81.8MB in the beginning and 52.7MB in the end (delta: 29.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 3.12ms. Allocated memory is still 136.3MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 629]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 628, overapproximation of someUnaryDOUBLEoperation at line 507, overapproximation of bitwiseAnd at line 594, overapproximation of someUnaryFLOAToperation at line 624, overapproximation of someBinaryArithmeticFLOAToperation at line 599. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L90-L92] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L165] static const int init_jk_krempio[] = {4, 7, 9}; [L167-L171] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L173-L175] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L350-L368] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L370-L376] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L378-L387] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L507-L510] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L534-L537] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L574-L582] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L624] float x = -0.0f; [L625] CALL, EXPR sin_float(x) [L585] float y[2], z = 0.0; [L586] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000003, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L589] ieee_float_shape_type gf_u; [L590] gf_u.value = (x) [L591] EXPR gf_u.word [L591] (ix) = gf_u.word [L594] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000003, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L595] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000003, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L598] COND TRUE !((ix) < 0x7f800000L) [L599] return x - x; [L599] return x - x; VAL [\old(x)=1000000000000000000000000000003, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, z=0, zero_krempio=0, zero_rempio=0] [L625] RET, EXPR sin_float(x) [L625] float res = sin_float(x); [L628] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, res == -0.0f && __signbit_float(res) == 1=0, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, zero_krempio=0, zero_rempio=0] [L628] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L629] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000003, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 256 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 357 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, 357 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=256occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-12 03:04:21,415 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/float_req_bl_0220b.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 eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 03:04:23,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 03:04:23,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 03:04:23,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 03:04:23,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 03:04:23,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 03:04:23,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 03:04:23,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 03:04:23,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 03:04:23,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 03:04:23,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 03:04:23,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 03:04:23,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 03:04:23,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 03:04:23,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 03:04:23,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 03:04:23,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 03:04:23,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 03:04:23,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 03:04:23,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 03:04:23,346 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 03:04:23,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 03:04:23,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 03:04:23,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 03:04:23,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 03:04:23,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 03:04:23,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 03:04:23,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 03:04:23,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 03:04:23,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 03:04:23,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 03:04:23,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 03:04:23,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 03:04:23,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 03:04:23,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 03:04:23,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 03:04:23,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 03:04:23,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 03:04:23,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 03:04:23,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 03:04:23,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 03:04:23,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 03:04:23,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-12 03:04:23,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 03:04:23,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 03:04:23,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 03:04:23,408 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 03:04:23,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 03:04:23,408 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 03:04:23,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 03:04:23,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 03:04:23,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 03:04:23,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 03:04:23,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:04:23,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 03:04:23,411 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 03:04:23,412 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 03:04:23,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 03:04:23,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 03:04:23,412 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2022-07-12 03:04:23,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 03:04:23,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 03:04:23,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 03:04:23,720 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 03:04:23,721 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 03:04:23,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-07-12 03:04:23,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59116d1ce/1fbe24bfbc9547b18c14960006ad0aea/FLAGf7a2b45ff [2022-07-12 03:04:24,192 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 03:04:24,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2022-07-12 03:04:24,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59116d1ce/1fbe24bfbc9547b18c14960006ad0aea/FLAGf7a2b45ff [2022-07-12 03:04:24,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59116d1ce/1fbe24bfbc9547b18c14960006ad0aea [2022-07-12 03:04:24,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 03:04:24,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 03:04:24,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 03:04:24,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 03:04:24,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 03:04:24,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454024de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24, skipping insertion in model container [2022-07-12 03:04:24,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 03:04:24,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 03:04:24,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-07-12 03:04:24,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:04:24,559 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 03:04:24,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2022-07-12 03:04:24,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 03:04:24,672 INFO L208 MainTranslator]: Completed translation [2022-07-12 03:04:24,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24 WrapperNode [2022-07-12 03:04:24,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 03:04:24,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 03:04:24,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 03:04:24,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 03:04:24,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,766 INFO L137 Inliner]: procedures = 29, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1154 [2022-07-12 03:04:24,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 03:04:24,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 03:04:24,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 03:04:24,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 03:04:24,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 03:04:24,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 03:04:24,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 03:04:24,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 03:04:24,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (1/1) ... [2022-07-12 03:04:24,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 03:04:24,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 03:04:24,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 03:04:24,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 03:04:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-07-12 03:04:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-07-12 03:04:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 03:04:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 03:04:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-07-12 03:04:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-12 03:04:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-12 03:04:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-07-12 03:04:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-12 03:04:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-12 03:04:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-07-12 03:04:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 03:04:24,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 03:04:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 03:04:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 03:04:25,089 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 03:04:25,090 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 03:04:59,613 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 03:04:59,619 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 03:04:59,619 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2022-07-12 03:04:59,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:59 BoogieIcfgContainer [2022-07-12 03:04:59,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 03:04:59,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 03:04:59,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 03:04:59,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 03:04:59,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:04:24" (1/3) ... [2022-07-12 03:04:59,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ae4d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:04:59, skipping insertion in model container [2022-07-12 03:04:59,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:04:24" (2/3) ... [2022-07-12 03:04:59,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ae4d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:04:59, skipping insertion in model container [2022-07-12 03:04:59,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:59" (3/3) ... [2022-07-12 03:04:59,626 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2022-07-12 03:04:59,635 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 03:04:59,635 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 03:04:59,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 03:04:59,672 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@140f77b5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3ffd8a33 [2022-07-12 03:04:59,672 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 03:04:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 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) [2022-07-12 03:04:59,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-12 03:04:59,682 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:04:59,682 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:04:59,683 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:04:59,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:04:59,686 INFO L85 PathProgramCache]: Analyzing trace with hash -709361443, now seen corresponding path program 1 times [2022-07-12 03:04:59,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:04:59,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975820134] [2022-07-12 03:04:59,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:04:59,729 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:04:59,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:04:59,734 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:04:59,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 03:05:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:01,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-12 03:05:01,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:01,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:01,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:01,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975820134] [2022-07-12 03:05:01,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1975820134] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:01,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:01,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 03:05:01,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4926775] [2022-07-12 03:05:01,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:01,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 03:05:01,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:01,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 03:05:01,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:05:01,243 INFO L87 Difference]: Start difference. First operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 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) [2022-07-12 03:05:01,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:01,299 INFO L93 Difference]: Finished difference Result 496 states and 826 transitions. [2022-07-12 03:05:01,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 03:05:01,301 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-12 03:05:01,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:01,315 INFO L225 Difference]: With dead ends: 496 [2022-07-12 03:05:01,315 INFO L226 Difference]: Without dead ends: 246 [2022-07-12 03:05:01,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 03:05:01,326 INFO L413 NwaCegarLoop]: 346 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, 346 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:01,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 03:05:01,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-07-12 03:05:01,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2022-07-12 03:05:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 229 states have (on average 1.3930131004366813) internal successors, (319), 229 states have internal predecessors, (319), 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) [2022-07-12 03:05:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 343 transitions. [2022-07-12 03:05:01,371 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 343 transitions. Word has length 10 [2022-07-12 03:05:01,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:01,371 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 343 transitions. [2022-07-12 03:05:01,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:05:01,372 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 343 transitions. [2022-07-12 03:05:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-12 03:05:01,372 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:01,372 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:05:01,443 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-12 03:05:01,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:01,592 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:01,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:01,592 INFO L85 PathProgramCache]: Analyzing trace with hash 759322579, now seen corresponding path program 1 times [2022-07-12 03:05:01,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:05:01,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1336906216] [2022-07-12 03:05:01,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:01,593 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:05:01,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:05:01,595 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:05:01,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 03:05:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:03,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 03:05:03,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:03,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:03,542 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:03,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1336906216] [2022-07-12 03:05:03,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1336906216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:03,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:03,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 03:05:03,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940490751] [2022-07-12 03:05:03,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:03,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 03:05:03,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:03,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 03:05:03,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 03:05:03,545 INFO L87 Difference]: Start difference. First operand 246 states and 343 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:05:03,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:03,685 INFO L93 Difference]: Finished difference Result 265 states and 364 transitions. [2022-07-12 03:05:03,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 03:05:03,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-12 03:05:03,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:03,687 INFO L225 Difference]: With dead ends: 265 [2022-07-12 03:05:03,687 INFO L226 Difference]: Without dead ends: 27 [2022-07-12 03:05:03,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-12 03:05:03,688 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:03,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 102 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.0s Time] [2022-07-12 03:05:03,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-07-12 03:05:03,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-07-12 03:05:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 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) [2022-07-12 03:05:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-07-12 03:05:03,691 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 11 [2022-07-12 03:05:03,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:03,692 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-07-12 03:05:03,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:05:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-07-12 03:05:03,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-12 03:05:03,692 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:03,693 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] [2022-07-12 03:05:03,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 03:05:03,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:03,893 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:03,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:03,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1983106081, now seen corresponding path program 1 times [2022-07-12 03:05:03,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:05:03,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [302315817] [2022-07-12 03:05:03,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:03,895 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:05:03,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:05:03,910 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:05:03,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 03:05:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:05,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-12 03:05:05,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:06,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:06,019 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:06,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [302315817] [2022-07-12 03:05:06,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [302315817] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:06,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:06,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 03:05:06,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484731518] [2022-07-12 03:05:06,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:06,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 03:05:06,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:06,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 03:05:06,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-12 03:05:06,021 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 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) [2022-07-12 03:05:08,775 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:10,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:12,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:15,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:17,084 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:17,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:17,651 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-07-12 03:05:17,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 03:05:17,652 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 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 [2022-07-12 03:05:17,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:17,653 INFO L225 Difference]: With dead ends: 42 [2022-07-12 03:05:17,653 INFO L226 Difference]: Without dead ends: 39 [2022-07-12 03:05:17,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-12 03:05:17,654 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:17,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 122 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 5 Unknown, 0 Unchecked, 11.2s Time] [2022-07-12 03:05:17,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-07-12 03:05:17,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2022-07-12 03:05:17,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-12 03:05:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-07-12 03:05:17,657 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 20 [2022-07-12 03:05:17,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:17,657 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-07-12 03:05:17,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 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) [2022-07-12 03:05:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-07-12 03:05:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-12 03:05:17,658 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:17,658 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] [2022-07-12 03:05:17,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 03:05:17,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:17,864 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:17,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:17,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1085069118, now seen corresponding path program 1 times [2022-07-12 03:05:17,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:05:17,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586780856] [2022-07-12 03:05:17,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:17,865 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:05:17,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:05:17,867 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:05:17,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 03:05:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:19,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-12 03:05:19,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:20,470 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:20,471 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:20,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586780856] [2022-07-12 03:05:20,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586780856] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:20,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:20,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 03:05:20,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824757172] [2022-07-12 03:05:20,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:20,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 03:05:20,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:20,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 03:05:20,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 03:05:20,473 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:20,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:20,764 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-07-12 03:05:20,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 03:05:20,767 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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 21 [2022-07-12 03:05:20,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:20,767 INFO L225 Difference]: With dead ends: 46 [2022-07-12 03:05:20,767 INFO L226 Difference]: Without dead ends: 32 [2022-07-12 03:05:20,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-07-12 03:05:20,768 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 13 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:20,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 124 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 14 Unchecked, 0.1s Time] [2022-07-12 03:05:20,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-07-12 03:05:20,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-07-12 03:05:20,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 28 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-12 03:05:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2022-07-12 03:05:20,771 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 21 [2022-07-12 03:05:20,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:20,771 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2022-07-12 03:05:20,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2022-07-12 03:05:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-12 03:05:20,771 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:20,771 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 03:05:20,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 03:05:20,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:20,984 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:20,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:20,984 INFO L85 PathProgramCache]: Analyzing trace with hash 452402173, now seen corresponding path program 1 times [2022-07-12 03:05:20,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:05:20,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135301088] [2022-07-12 03:05:20,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:20,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:05:20,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:05:20,987 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:05:20,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 03:05:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:22,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 03:05:22,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:23,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:23,334 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:23,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135301088] [2022-07-12 03:05:23,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135301088] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:23,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:23,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 03:05:23,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767005402] [2022-07-12 03:05:23,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:23,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 03:05:23,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:23,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 03:05:23,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 03:05:23,336 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:25,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:28,717 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:30,881 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-12 03:05:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:30,882 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2022-07-12 03:05:30,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 03:05:30,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-07-12 03:05:30,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:30,950 INFO L225 Difference]: With dead ends: 39 [2022-07-12 03:05:30,950 INFO L226 Difference]: Without dead ends: 25 [2022-07-12 03:05:30,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 03:05:30,950 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:30,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 65 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2022-07-12 03:05:30,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-07-12 03:05:30,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-07-12 03:05:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.0) internal successors, (22), 22 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2022-07-12 03:05:30,953 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 22 [2022-07-12 03:05:30,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:30,953 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2022-07-12 03:05:30,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2022-07-12 03:05:30,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-07-12 03:05:30,953 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 03:05:30,953 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] [2022-07-12 03:05:31,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-07-12 03:05:31,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:31,164 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 03:05:31,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 03:05:31,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1043993930, now seen corresponding path program 1 times [2022-07-12 03:05:31,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 03:05:31,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999080850] [2022-07-12 03:05:31,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 03:05:31,165 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 03:05:31,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 03:05:31,166 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 03:05:31,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 03:05:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 03:05:32,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-12 03:05:32,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 03:05:33,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 03:05:33,799 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 03:05:33,799 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 03:05:33,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [999080850] [2022-07-12 03:05:33,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [999080850] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 03:05:33,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 03:05:33,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-07-12 03:05:33,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45607716] [2022-07-12 03:05:33,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 03:05:33,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-12 03:05:33,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 03:05:33,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-12 03:05:33,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-07-12 03:05:33,800 INFO L87 Difference]: Start difference. First operand 25 states and 24 transitions. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:35,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 03:05:35,377 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2022-07-12 03:05:35,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 03:05:35,378 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 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 24 [2022-07-12 03:05:35,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 03:05:35,378 INFO L225 Difference]: With dead ends: 25 [2022-07-12 03:05:35,378 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 03:05:35,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2022-07-12 03:05:35,379 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 24 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 03:05:35,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 101 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 03:05:35,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 03:05:35,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 03:05:35,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 03:05:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 03:05:35,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-07-12 03:05:35,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 03:05:35,380 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 03:05:35,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 03:05:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 03:05:35,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 03:05:35,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 03:05:35,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 03:05:35,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 03:05:35,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 03:05:36,345 INFO L899 garLoopResultBuilder]: For program point L562-1(lines 562 566) no Hoare annotation was computed. [2022-07-12 03:05:36,345 INFO L902 garLoopResultBuilder]: At program point L562-2(lines 562 566) the Hoare annotation is: true [2022-07-12 03:05:36,345 INFO L899 garLoopResultBuilder]: For program point L562-3(lines 559 567) no Hoare annotation was computed. [2022-07-12 03:05:36,345 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 571) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 551) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L548-2(lines 548 551) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 539 572) the Hoare annotation is: true [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L902 garLoopResultBuilder]: At program point L542-2(lines 542 546) the Hoare annotation is: true [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L542-3(lines 542 546) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 539 572) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 567) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 550) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 539 572) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 70 88) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L77(lines 77 81) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L77-1(lines 70 88) no Hoare annotation was computed. [2022-07-12 03:05:36,346 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 70 88) the Hoare annotation is: true [2022-07-12 03:05:36,346 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 86) no Hoare annotation was computed. [2022-07-12 03:05:36,347 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 70 88) no Hoare annotation was computed. [2022-07-12 03:05:36,347 INFO L899 garLoopResultBuilder]: For program point L82-2(lines 82 86) no Hoare annotation was computed. [2022-07-12 03:05:36,347 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 72 76) no Hoare annotation was computed. [2022-07-12 03:05:36,347 INFO L902 garLoopResultBuilder]: At program point L72-2(lines 72 76) the Hoare annotation is: true [2022-07-12 03:05:36,349 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 70 88) no Hoare annotation was computed. [2022-07-12 03:05:36,349 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 512 532) no Hoare annotation was computed. [2022-07-12 03:05:36,349 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-07-12 03:05:36,349 INFO L899 garLoopResultBuilder]: For program point L521-2(lines 521 524) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 519) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L895 garLoopResultBuilder]: At program point L515-2(lines 515 519) the Hoare annotation is: (= __kernel_sinf_~x |__kernel_sinf_#in~x|) [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 512 532) the Hoare annotation is: true [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 531) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 523) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 512 532) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L300-2(lines 300 304) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L895 garLoopResultBuilder]: At program point L300-3(lines 300 304) the Hoare annotation is: false [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L300-4(lines 300 304) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 37) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L598(lines 598 613) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L301-2(lines 301 302) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L895 garLoopResultBuilder]: At program point L301-3(lines 301 302) the Hoare annotation is: false [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L301-4(lines 301 302) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-07-12 03:05:36,350 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 306 346) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L38(lines 38 42) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L902 garLoopResultBuilder]: At program point L633(lines 616 634) the Hoare annotation is: true [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 40) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L271(lines 178 348) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 209) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 209) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L205-4(lines 205 209) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L437(line 437) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L437-2(lines 437 469) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L239-1(lines 226 254) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 612) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L504(lines 389 505) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 476) no Hoare annotation was computed. [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L306(lines 306 346) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L895 garLoopResultBuilder]: At program point L240(lines 240 247) the Hoare annotation is: false [2022-07-12 03:05:36,351 INFO L899 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 430) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: false [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 429) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 306 346) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 48) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L895 garLoopResultBuilder]: At program point L607(line 607) the Hoare annotation is: false [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L607-1(line 607) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 416) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 416) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L608(line 608) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 443 447) no Hoare annotation was computed. [2022-07-12 03:05:36,352 INFO L895 garLoopResultBuilder]: At program point L443-2(lines 443 447) the Hoare annotation is: false [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L311-1(line 311) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L278-1(lines 278 281) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 281) the Hoare annotation is: false [2022-07-12 03:05:36,353 INFO L895 garLoopResultBuilder]: At program point L609(line 609) the Hoare annotation is: false [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L609-1(line 609) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L610(line 610) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L313-2(line 313) no Hoare annotation was computed. [2022-07-12 03:05:36,353 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 148 152) no Hoare annotation was computed. [2022-07-12 03:05:36,357 INFO L895 garLoopResultBuilder]: At program point L148-2(lines 148 152) the Hoare annotation is: false [2022-07-12 03:05:36,357 INFO L895 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: false [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L611-1(line 611) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 482) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L895 garLoopResultBuilder]: At program point L347(lines 177 348) the Hoare annotation is: false [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 54) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L50-1(lines 15 56) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2022-07-12 03:05:36,358 INFO L899 garLoopResultBuilder]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2022-07-12 03:05:36,359 INFO L895 garLoopResultBuilder]: At program point L18-2(lines 18 22) the Hoare annotation is: false [2022-07-12 03:05:36,359 INFO L899 garLoopResultBuilder]: For program point L18-3(lines 18 22) no Hoare annotation was computed. [2022-07-12 03:05:36,359 INFO L895 garLoopResultBuilder]: At program point L283(line 283) the Hoare annotation is: false [2022-07-12 03:05:36,359 INFO L899 garLoopResultBuilder]: For program point L283-1(line 283) no Hoare annotation was computed. [2022-07-12 03:05:36,359 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2022-07-12 03:05:36,359 INFO L895 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2022-07-12 03:05:36,359 INFO L899 garLoopResultBuilder]: For program point L316-4(lines 306 346) no Hoare annotation was computed. [2022-07-12 03:05:36,364 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 468) no Hoare annotation was computed. [2022-07-12 03:05:36,364 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 437 469) no Hoare annotation was computed. [2022-07-12 03:05:36,364 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 03:05:36,364 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 291) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 252) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L895 garLoopResultBuilder]: At program point L284-2(lines 275 292) the Hoare annotation is: false [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L318-1(line 318) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L895 garLoopResultBuilder]: At program point L252(line 252) the Hoare annotation is: false [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L252-1(line 252) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L153(lines 153 157) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 146 159) no Hoare annotation was computed. [2022-07-12 03:05:36,365 INFO L899 garLoopResultBuilder]: For program point L153-2(lines 153 157) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 188) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L187-2(lines 187 188) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L895 garLoopResultBuilder]: At program point L55(lines 15 56) the Hoare annotation is: false [2022-07-12 03:05:36,366 INFO L895 garLoopResultBuilder]: At program point L584(lines 584 614) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 485 489) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L895 garLoopResultBuilder]: At program point L485-2(lines 485 489) the Hoare annotation is: false [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L485-3(lines 485 489) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L320-2(lines 320 321) no Hoare annotation was computed. [2022-07-12 03:05:36,366 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 224) no Hoare annotation was computed. [2022-07-12 03:05:36,367 INFO L895 garLoopResultBuilder]: At program point L320-3(lines 320 321) the Hoare annotation is: false [2022-07-12 03:05:36,367 INFO L899 garLoopResultBuilder]: For program point L320-4(lines 306 346) no Hoare annotation was computed. [2022-07-12 03:05:36,368 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 427) no Hoare annotation was computed. [2022-07-12 03:05:36,368 INFO L899 garLoopResultBuilder]: For program point L420-2(lines 420 427) no Hoare annotation was computed. [2022-07-12 03:05:36,368 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-07-12 03:05:36,368 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 224) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L256-1(lines 178 348) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 178 348) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L25(lines 25 49) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L895 garLoopResultBuilder]: At program point L455-2(lines 455 459) the Hoare annotation is: false [2022-07-12 03:05:36,369 INFO L899 garLoopResultBuilder]: For program point L455-3(lines 455 459) no Hoare annotation was computed. [2022-07-12 03:05:36,369 INFO L895 garLoopResultBuilder]: At program point L158(lines 146 159) the Hoare annotation is: false [2022-07-12 03:05:36,374 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 43) no Hoare annotation was computed. [2022-07-12 03:05:36,375 INFO L899 garLoopResultBuilder]: For program point L588-1(lines 588 592) no Hoare annotation was computed. [2022-07-12 03:05:36,375 INFO L895 garLoopResultBuilder]: At program point L588-2(lines 588 592) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-07-12 03:05:36,375 INFO L899 garLoopResultBuilder]: For program point L588-3(lines 588 592) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L324(line 324) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L258-2(lines 258 259) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L895 garLoopResultBuilder]: At program point L258-3(lines 258 259) the Hoare annotation is: false [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L258-4(lines 256 273) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 33) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L490-2(lines 490 493) no Hoare annotation was computed. [2022-07-12 03:05:36,376 INFO L895 garLoopResultBuilder]: At program point L490-3(lines 490 493) the Hoare annotation is: false [2022-07-12 03:05:36,376 INFO L899 garLoopResultBuilder]: For program point L490-4(lines 490 493) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L325-2(lines 325 329) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L226(lines 178 348) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L895 garLoopResultBuilder]: At program point L325-3(lines 325 329) the Hoare annotation is: false [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L325-4(lines 325 329) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L895 garLoopResultBuilder]: At program point L193-3(lines 193 194) the Hoare annotation is: false [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L193-4(lines 193 194) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 03:05:36,377 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 32) no Hoare annotation was computed. [2022-07-12 03:05:36,378 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2022-07-12 03:05:36,378 INFO L895 garLoopResultBuilder]: At program point L61-2(lines 61 65) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-07-12 03:05:36,378 INFO L899 garLoopResultBuilder]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2022-07-12 03:05:36,378 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 03:05:36,378 INFO L899 garLoopResultBuilder]: For program point L194-2(line 194) no Hoare annotation was computed. [2022-07-12 03:05:36,378 INFO L899 garLoopResultBuilder]: For program point L294(line 294) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L261-1(lines 261 262) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L261-3(lines 261 262) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L895 garLoopResultBuilder]: At program point L261-4(lines 261 262) the Hoare annotation is: false [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L261-5(lines 261 262) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 32) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L295-2(lines 295 298) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L895 garLoopResultBuilder]: At program point L295-3(lines 295 298) the Hoare annotation is: false [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L229-2(lines 229 238) no Hoare annotation was computed. [2022-07-12 03:05:36,379 INFO L899 garLoopResultBuilder]: For program point L295-4(lines 295 298) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L895 garLoopResultBuilder]: At program point L229-3(lines 229 238) the Hoare annotation is: false [2022-07-12 03:05:36,380 INFO L895 garLoopResultBuilder]: At program point L196-3(lines 196 200) the Hoare annotation is: false [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L229-4(lines 226 254) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L196-4(lines 196 200) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 467) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L395-1(lines 395 399) no Hoare annotation was computed. [2022-07-12 03:05:36,380 INFO L895 garLoopResultBuilder]: At program point L395-2(lines 395 399) the Hoare annotation is: false [2022-07-12 03:05:36,380 INFO L899 garLoopResultBuilder]: For program point L395-3(lines 395 399) no Hoare annotation was computed. [2022-07-12 03:05:36,381 INFO L899 garLoopResultBuilder]: For program point L197-2(lines 197 198) no Hoare annotation was computed. [2022-07-12 03:05:36,381 INFO L895 garLoopResultBuilder]: At program point L197-3(lines 197 198) the Hoare annotation is: false [2022-07-12 03:05:36,381 INFO L899 garLoopResultBuilder]: For program point L197-4(lines 197 198) no Hoare annotation was computed. [2022-07-12 03:05:36,381 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 03:05:36,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 629) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L330-2(lines 330 334) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 237) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L895 garLoopResultBuilder]: At program point L330-3(lines 330 334) the Hoare annotation is: false [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L264-2(lines 264 269) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L330-4(lines 330 334) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L895 garLoopResultBuilder]: At program point L264-3(lines 264 269) the Hoare annotation is: false [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L264-4(lines 264 269) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 613) no Hoare annotation was computed. [2022-07-12 03:05:36,382 INFO L899 garLoopResultBuilder]: For program point L628-2(lines 628 631) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L496-1(lines 496 497) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L895 garLoopResultBuilder]: At program point L496-3(lines 496 497) the Hoare annotation is: false [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L496-4(lines 496 497) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 235) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L895 garLoopResultBuilder]: At program point L67(lines 58 68) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start___signbit_float_#res#1| (_ bv1 32)) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= .cse0 (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-07-12 03:05:36,383 INFO L899 garLoopResultBuilder]: For program point L431(lines 431 477) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L266-2(lines 266 267) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L895 garLoopResultBuilder]: At program point L266-3(lines 266 267) the Hoare annotation is: false [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L266-4(lines 266 267) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L902 garLoopResultBuilder]: At program point L122(line 122) the Hoare annotation is: true [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L122-1(line 122) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 136) no Hoare annotation was computed. [2022-07-12 03:05:36,384 INFO L899 garLoopResultBuilder]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L902 garLoopResultBuilder]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 130) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 94 144) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 108) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 135) no Hoare annotation was computed. [2022-07-12 03:05:36,385 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2022-07-12 03:05:36,386 INFO L902 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: true [2022-07-12 03:05:36,386 INFO L899 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2022-07-12 03:05:36,386 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 94 144) no Hoare annotation was computed. [2022-07-12 03:05:36,386 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 94 144) the Hoare annotation is: true [2022-07-12 03:05:36,386 INFO L902 garLoopResultBuilder]: At program point L133(line 133) the Hoare annotation is: true [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L133-1(line 133) no Hoare annotation was computed. [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 119) no Hoare annotation was computed. [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L109-2(lines 109 119) no Hoare annotation was computed. [2022-07-12 03:05:36,387 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 106) no Hoare annotation was computed. [2022-07-12 03:05:36,388 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2022-07-12 03:05:36,388 INFO L902 garLoopResultBuilder]: At program point L138-2(lines 138 142) the Hoare annotation is: true [2022-07-12 03:05:36,388 INFO L899 garLoopResultBuilder]: For program point L138-3(lines 138 142) no Hoare annotation was computed. [2022-07-12 03:05:36,409 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-07-12 03:05:36,415 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 03:05:36,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 03:05:36 BoogieIcfgContainer [2022-07-12 03:05:36,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 03:05:36,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 03:05:36,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 03:05:36,472 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 03:05:36,472 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:04:59" (3/4) ... [2022-07-12 03:05:36,474 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 03:05:36,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-07-12 03:05:36,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-07-12 03:05:36,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-07-12 03:05:36,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-07-12 03:05:36,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2022-07-12 03:05:36,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-07-12 03:05:36,503 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 03:05:36,504 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 03:05:36,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2022-07-12 03:05:36,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:05:36,539 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:05:36,541 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-12 03:05:36,616 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 03:05:36,616 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 03:05:36,617 INFO L158 Benchmark]: Toolchain (without parser) took 72400.26ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 29.5MB in the end (delta: 4.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,617 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 03:05:36,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.19ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 46.5MB in the end (delta: -12.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.99ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 39.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,617 INFO L158 Benchmark]: Boogie Preprocessor took 98.13ms. Allocated memory is still 69.2MB. Free memory was 39.1MB in the beginning and 44.6MB in the end (delta: -5.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,618 INFO L158 Benchmark]: RCFGBuilder took 34753.73ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 31.1MB in the end (delta: 13.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,618 INFO L158 Benchmark]: TraceAbstraction took 36849.45ms. Allocated memory is still 69.2MB. Free memory was 30.5MB in the beginning and 33.0MB in the end (delta: -2.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,618 INFO L158 Benchmark]: Witness Printer took 144.35ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 29.5MB in the end (delta: 3.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2022-07-12 03:05:36,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.19ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 46.5MB in the end (delta: -12.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.99ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 39.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.13ms. Allocated memory is still 69.2MB. Free memory was 39.1MB in the beginning and 44.6MB in the end (delta: -5.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * RCFGBuilder took 34753.73ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 31.1MB in the end (delta: 13.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * TraceAbstraction took 36849.45ms. Allocated memory is still 69.2MB. Free memory was 30.5MB in the beginning and 33.0MB in the end (delta: -2.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 144.35ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 29.5MB in the end (delta: 3.5MB). Peak memory consumption was 16.3MB. 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 - PositiveResult [Line: 629]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.8s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 19.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 860 SdHoareTripleChecker+Invalid, 19.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 17 IncrementalHoareTripleChecker+Unchecked, 403 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 457 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=249occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 148 PreInvPairs, 155 NumberOfFragments, 126 HoareAnnotationTreeSize, 148 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 34 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 9.0s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 102 ConstructedInterpolants, 6 QuantifiedInterpolants, 392 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2365 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 03:05:36,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE