./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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_0240b.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 fe4cb483737b479f22076682c1a65354a17a505c2fbb4375e2545f0b3403ffb9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 14:47:18,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 14:47:18,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 14:47:19,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 14:47:19,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 14:47:19,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 14:47:19,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 14:47:19,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 14:47:19,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 14:47:19,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 14:47:19,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 14:47:19,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 14:47:19,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 14:47:19,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 14:47:19,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 14:47:19,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 14:47:19,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 14:47:19,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 14:47:19,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 14:47:19,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 14:47:19,032 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 14:47:19,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 14:47:19,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 14:47:19,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 14:47:19,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 14:47:19,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 14:47:19,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 14:47:19,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 14:47:19,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 14:47:19,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 14:47:19,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 14:47:19,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 14:47:19,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 14:47:19,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 14:47:19,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 14:47:19,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 14:47:19,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 14:47:19,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 14:47:19,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 14:47:19,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 14:47:19,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 14:47:19,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 14:47:19,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 14:47:19,062 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 14:47:19,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 14:47:19,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 14:47:19,067 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 14:47:19,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 14:47:19,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 14:47:19,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 14:47:19,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 14:47:19,069 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 14:47:19,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 14:47:19,070 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 14:47:19,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 14:47:19,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 14:47:19,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 14:47:19,071 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 14:47:19,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 14:47:19,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 14:47:19,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 14:47:19,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 14:47:19,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:47:19,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 14:47:19,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 14:47:19,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 14:47:19,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 14:47:19,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 14:47:19,074 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 14:47:19,074 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 14:47:19,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 14:47:19,074 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe4cb483737b479f22076682c1a65354a17a505c2fbb4375e2545f0b3403ffb9 [2022-07-13 14:47:19,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 14:47:19,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 14:47:19,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 14:47:19,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 14:47:19,289 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 14:47:19,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2022-07-13 14:47:19,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783b9e7f/bb8d221bc96d4ccaa8a709d4a2541bba/FLAG58f298dce [2022-07-13 14:47:19,718 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 14:47:19,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2022-07-13 14:47:19,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783b9e7f/bb8d221bc96d4ccaa8a709d4a2541bba/FLAG58f298dce [2022-07-13 14:47:19,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783b9e7f/bb8d221bc96d4ccaa8a709d4a2541bba [2022-07-13 14:47:19,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 14:47:19,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 14:47:19,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 14:47:19,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 14:47:19,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 14:47:19,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:47:19" (1/1) ... [2022-07-13 14:47:19,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483ce83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:19, skipping insertion in model container [2022-07-13 14:47:19,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:47:19" (1/1) ... [2022-07-13 14:47:19,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 14:47:19,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 14:47:20,055 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_0240b.c[15877,15890] [2022-07-13 14:47:20,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 14:47:20,079 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 14:47:20,163 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_0240b.c[15877,15890] [2022-07-13 14:47:20,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 14:47:20,190 INFO L208 MainTranslator]: Completed translation [2022-07-13 14:47:20,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20 WrapperNode [2022-07-13 14:47:20,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 14:47:20,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 14:47:20,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 14:47:20,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 14:47:20,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,277 INFO L137 Inliner]: procedures = 26, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1151 [2022-07-13 14:47:20,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 14:47:20,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 14:47:20,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 14:47:20,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 14:47:20,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 14:47:20,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 14:47:20,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 14:47:20,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 14:47:20,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (1/1) ... [2022-07-13 14:47:20,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:47:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 14:47:20,372 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) [2022-07-13 14:47:20,381 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 [2022-07-13 14:47:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-07-13 14:47:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-07-13 14:47:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 14:47:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 14:47:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-13 14:47:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 14:47:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-13 14:47:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-07-13 14:47:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-07-13 14:47:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-13 14:47:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-13 14:47:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 14:47:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-13 14:47:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-13 14:47:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-13 14:47:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 14:47:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 14:47:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 14:47:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 14:47:20,558 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 14:47:20,559 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 14:47:21,278 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 14:47:21,290 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 14:47:21,290 INFO L299 CfgBuilder]: Removed 59 assume(true) statements. [2022-07-13 14:47:21,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:21 BoogieIcfgContainer [2022-07-13 14:47:21,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 14:47:21,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 14:47:21,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 14:47:21,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 14:47:21,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 02:47:19" (1/3) ... [2022-07-13 14:47:21,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c74741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 02:47:21, skipping insertion in model container [2022-07-13 14:47:21,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:20" (2/3) ... [2022-07-13 14:47:21,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c74741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 02:47:21, skipping insertion in model container [2022-07-13 14:47:21,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:21" (3/3) ... [2022-07-13 14:47:21,308 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0240b.c [2022-07-13 14:47:21,317 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 14:47:21,318 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 14:47:21,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 14:47:21,381 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@6c93b494, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1d611695 [2022-07-13 14:47:21,381 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 14:47:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand has 252 states, 234 states have (on average 1.6752136752136753) internal successors, (392), 235 states have internal predecessors, (392), 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) [2022-07-13 14:47:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-13 14:47:21,390 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:47:21,391 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 14:47:21,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:47:21,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:47:21,396 INFO L85 PathProgramCache]: Analyzing trace with hash -708763669, now seen corresponding path program 1 times [2022-07-13 14:47:21,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 14:47:21,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233860710] [2022-07-13 14:47:21,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:47:21,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 14:47:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 14:47:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 14:47:21,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 14:47:21,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233860710] [2022-07-13 14:47:21,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233860710] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 14:47:21,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 14:47:21,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 14:47:21,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888157411] [2022-07-13 14:47:21,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 14:47:21,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 14:47:21,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 14:47:21,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 14:47:21,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 14:47:21,662 INFO L87 Difference]: Start difference. First operand has 252 states, 234 states have (on average 1.6752136752136753) internal successors, (392), 235 states have internal predecessors, (392), 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) [2022-07-13 14:47:21,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 14:47:21,701 INFO L93 Difference]: Finished difference Result 502 states and 842 transitions. [2022-07-13 14:47:21,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 14:47:21,725 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 [2022-07-13 14:47:21,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 14:47:21,737 INFO L225 Difference]: With dead ends: 502 [2022-07-13 14:47:21,738 INFO L226 Difference]: Without dead ends: 249 [2022-07-13 14:47:21,741 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 [2022-07-13 14:47:21,745 INFO L413 NwaCegarLoop]: 352 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, 352 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 [2022-07-13 14:47:21,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 14:47:21,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-07-13 14:47:21,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-07-13 14:47:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 232 states have (on average 1.4008620689655173) internal successors, (325), 232 states have internal predecessors, (325), 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) [2022-07-13 14:47:21,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 349 transitions. [2022-07-13 14:47:21,782 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 349 transitions. Word has length 10 [2022-07-13 14:47:21,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 14:47:21,782 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 349 transitions. [2022-07-13 14:47:21,782 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) [2022-07-13 14:47:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 349 transitions. [2022-07-13 14:47:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-13 14:47:21,783 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:47:21,783 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 14:47:21,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 14:47:21,783 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:47:21,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:47:21,784 INFO L85 PathProgramCache]: Analyzing trace with hash 759920353, now seen corresponding path program 1 times [2022-07-13 14:47:21,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 14:47:21,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723190859] [2022-07-13 14:47:21,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:47:21,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 14:47:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 14:47:21,932 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 14:47:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 14:47:22,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 14:47:22,031 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-13 14:47:22,032 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 14:47:22,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 14:47:22,036 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-13 14:47:22,039 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 14:47:22,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 02:47:22 BoogieIcfgContainer [2022-07-13 14:47:22,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 14:47:22,083 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 14:47:22,083 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 14:47:22,083 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 14:47:22,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:21" (3/4) ... [2022-07-13 14:47:22,085 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 14:47:22,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 14:47:22,086 INFO L158 Benchmark]: Toolchain (without parser) took 2345.42ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 67.2MB in the beginning and 53.7MB in the end (delta: 13.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,086 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 84.6MB in the beginning and 84.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 14:47:22,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.02ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 63.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.68ms. Allocated memory is still 104.9MB. Free memory was 63.7MB in the beginning and 56.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,087 INFO L158 Benchmark]: Boogie Preprocessor took 59.31ms. Allocated memory is still 104.9MB. Free memory was 56.0MB in the beginning and 49.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,087 INFO L158 Benchmark]: RCFGBuilder took 963.06ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 49.0MB in the beginning and 81.0MB in the end (delta: -32.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,088 INFO L158 Benchmark]: TraceAbstraction took 778.90ms. Allocated memory is still 130.0MB. Free memory was 80.6MB in the beginning and 53.7MB in the end (delta: 26.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-07-13 14:47:22,088 INFO L158 Benchmark]: Witness Printer took 2.37ms. Allocated memory is still 130.0MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 14:47:22,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 84.6MB in the beginning and 84.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.02ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 63.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.68ms. Allocated memory is still 104.9MB. Free memory was 63.7MB in the beginning and 56.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.31ms. Allocated memory is still 104.9MB. Free memory was 56.0MB in the beginning and 49.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 963.06ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 49.0MB in the beginning and 81.0MB in the end (delta: -32.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * TraceAbstraction took 778.90ms. Allocated memory is still 130.0MB. Free memory was 80.6MB in the beginning and 53.7MB in the end (delta: 26.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Witness Printer took 2.37ms. Allocated memory is still 130.0MB. Free memory is still 53.7MB. 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: 631]: 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 14, overapproximation of someUnaryDOUBLEoperation at line 510, overapproximation of bitwiseAnd at line 597, overapproximation of someBinaryArithmeticFLOAToperation at line 602. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L93-L95] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L168] static const int init_jk_krempio[] = {4, 7, 9}; [L170-L174] 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, }; [L176-L178] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L353-L371] 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, }; [L373-L379] 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}; [L381-L390] 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; [L510-L513] 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; [L537-L540] 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; [L577-L585] 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] [L626] float x = -1.0f / 0.0f; [L627] CALL, EXPR sin_float(x) [L588] float y[2], z = 0.0; [L589] __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] [L592] ieee_float_shape_type gf_u; [L593] gf_u.value = (x) [L594] EXPR gf_u.word [L594] (ix) = gf_u.word [L597] 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] [L598] 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] [L601] COND TRUE !((ix) < 0x7f800000L) [L602] return x - x; [L602] 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] [L627] RET, EXPR sin_float(x) [L627] float res = sin_float(x); [L630] CALL, EXPR isnan_float(res) [L14] return x != x; VAL [\old(x)=1000000000000000000000000000001, \result=0, 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=1000000000000000000000000000001, zero_krempio=0, zero_rempio=0] [L630] RET, EXPR isnan_float(res) [L630] COND TRUE !isnan_float(res) [L631] 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, 252 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 352 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, 352 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=252occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-13 14:47:22,117 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_0240b.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 fe4cb483737b479f22076682c1a65354a17a505c2fbb4375e2545f0b3403ffb9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 14:47:23,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 14:47:23,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 14:47:23,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 14:47:23,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 14:47:23,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 14:47:23,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 14:47:23,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 14:47:23,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 14:47:23,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 14:47:23,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 14:47:23,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 14:47:23,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 14:47:23,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 14:47:23,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 14:47:23,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 14:47:23,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 14:47:23,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 14:47:23,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 14:47:23,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 14:47:23,735 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 14:47:23,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 14:47:23,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 14:47:23,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 14:47:23,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 14:47:23,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 14:47:23,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 14:47:23,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 14:47:23,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 14:47:23,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 14:47:23,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 14:47:23,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 14:47:23,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 14:47:23,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 14:47:23,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 14:47:23,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 14:47:23,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 14:47:23,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 14:47:23,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 14:47:23,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 14:47:23,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 14:47:23,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 14:47:23,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-13 14:47:23,795 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 14:47:23,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 14:47:23,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 14:47:23,796 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 14:47:23,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 14:47:23,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 14:47:23,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 14:47:23,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 14:47:23,798 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 14:47:23,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 14:47:23,798 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 14:47:23,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 14:47:23,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 14:47:23,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:47:23,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 14:47:23,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 14:47:23,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 14:47:23,802 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 14:47:23,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 14:47:23,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 14:47:23,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 14:47:23,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe4cb483737b479f22076682c1a65354a17a505c2fbb4375e2545f0b3403ffb9 [2022-07-13 14:47:24,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 14:47:24,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 14:47:24,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 14:47:24,081 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 14:47:24,081 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 14:47:24,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2022-07-13 14:47:24,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1402c3cbf/7258bd00e58344a997af1b89e17d20f4/FLAGf89b8a9ee [2022-07-13 14:47:24,578 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 14:47:24,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2022-07-13 14:47:24,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1402c3cbf/7258bd00e58344a997af1b89e17d20f4/FLAGf89b8a9ee [2022-07-13 14:47:24,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1402c3cbf/7258bd00e58344a997af1b89e17d20f4 [2022-07-13 14:47:24,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 14:47:24,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 14:47:24,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 14:47:24,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 14:47:24,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 14:47:24,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:47:24" (1/1) ... [2022-07-13 14:47:24,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b55dbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:24, skipping insertion in model container [2022-07-13 14:47:24,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:47:24" (1/1) ... [2022-07-13 14:47:24,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 14:47:24,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 14:47:24,933 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_0240b.c[15877,15890] [2022-07-13 14:47:24,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 14:47:24,965 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 14:47:25,036 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_0240b.c[15877,15890] [2022-07-13 14:47:25,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 14:47:25,080 INFO L208 MainTranslator]: Completed translation [2022-07-13 14:47:25,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25 WrapperNode [2022-07-13 14:47:25,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 14:47:25,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 14:47:25,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 14:47:25,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 14:47:25,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,188 INFO L137 Inliner]: procedures = 30, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1137 [2022-07-13 14:47:25,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 14:47:25,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 14:47:25,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 14:47:25,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 14:47:25,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 14:47:25,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 14:47:25,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 14:47:25,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 14:47:25,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (1/1) ... [2022-07-13 14:47:25,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:47:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 14:47:25,318 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) [2022-07-13 14:47:25,337 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 [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-07-13 14:47:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 14:47:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-07-13 14:47:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-13 14:47:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-07-13 14:47:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-07-13 14:47:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-07-13 14:47:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-07-13 14:47:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-07-13 14:47:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-07-13 14:47:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-07-13 14:47:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-07-13 14:47:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 14:47:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 14:47:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-13 14:47:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 14:47:25,451 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 14:47:25,452 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 14:47:58,635 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 14:47:58,642 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 14:47:58,644 INFO L299 CfgBuilder]: Removed 59 assume(true) statements. [2022-07-13 14:47:58,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:58 BoogieIcfgContainer [2022-07-13 14:47:58,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 14:47:58,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 14:47:58,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 14:47:58,648 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 14:47:58,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 02:47:24" (1/3) ... [2022-07-13 14:47:58,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6eb0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 02:47:58, skipping insertion in model container [2022-07-13 14:47:58,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:47:25" (2/3) ... [2022-07-13 14:47:58,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6eb0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 02:47:58, skipping insertion in model container [2022-07-13 14:47:58,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:58" (3/3) ... [2022-07-13 14:47:58,650 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0240b.c [2022-07-13 14:47:58,662 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 14:47:58,662 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 14:47:58,700 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 14:47:58,706 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@1e961dfd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@10dc17e4 [2022-07-13 14:47:58,707 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 14:47:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 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) [2022-07-13 14:47:58,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-13 14:47:58,714 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:47:58,715 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 14:47:58,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:47:58,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:47:58,719 INFO L85 PathProgramCache]: Analyzing trace with hash -709379349, now seen corresponding path program 1 times [2022-07-13 14:47:58,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 14:47:58,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995583482] [2022-07-13 14:47:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:47:58,729 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 14:47:58,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 14:47:58,731 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) [2022-07-13 14:47:58,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-13 14:48:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 14:48:00,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-13 14:48:00,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 14:48:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 14:48:00,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 14:48:00,186 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 14:48:00,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995583482] [2022-07-13 14:48:00,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995583482] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 14:48:00,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 14:48:00,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 14:48:00,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624635085] [2022-07-13 14:48:00,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 14:48:00,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 14:48:00,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 14:48:00,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 14:48:00,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 14:48:00,215 INFO L87 Difference]: Start difference. First operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 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) [2022-07-13 14:48:00,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 14:48:00,246 INFO L93 Difference]: Finished difference Result 488 states and 812 transitions. [2022-07-13 14:48:00,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 14:48:00,247 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 [2022-07-13 14:48:00,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 14:48:00,253 INFO L225 Difference]: With dead ends: 488 [2022-07-13 14:48:00,253 INFO L226 Difference]: Without dead ends: 242 [2022-07-13 14:48:00,257 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 [2022-07-13 14:48:00,259 INFO L413 NwaCegarLoop]: 341 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, 341 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 [2022-07-13 14:48:00,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 14:48:00,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-07-13 14:48:00,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-07-13 14:48:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 225 states have (on average 1.3955555555555557) internal successors, (314), 225 states have internal predecessors, (314), 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) [2022-07-13 14:48:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 338 transitions. [2022-07-13 14:48:00,293 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 338 transitions. Word has length 10 [2022-07-13 14:48:00,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 14:48:00,293 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 338 transitions. [2022-07-13 14:48:00,293 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) [2022-07-13 14:48:00,294 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 338 transitions. [2022-07-13 14:48:00,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-13 14:48:00,294 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:48:00,294 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 14:48:00,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-13 14:48:00,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 14:48:00,520 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:48:00,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:48:00,520 INFO L85 PathProgramCache]: Analyzing trace with hash 759304673, now seen corresponding path program 1 times [2022-07-13 14:48:00,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 14:48:00,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [858947138] [2022-07-13 14:48:00,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:48:00,521 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 14:48:00,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 14:48:00,523 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) [2022-07-13 14:48:00,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-13 14:48:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 14:48:01,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 14:48:01,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 14:48:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 14:48:02,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 14:48:02,417 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 14:48:02,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [858947138] [2022-07-13 14:48:02,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [858947138] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 14:48:02,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 14:48:02,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 14:48:02,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340097280] [2022-07-13 14:48:02,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 14:48:02,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 14:48:02,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 14:48:02,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 14:48:02,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-13 14:48:02,420 INFO L87 Difference]: Start difference. First operand 242 states and 338 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 14:48:04,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:07,676 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:09,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:12,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:15,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:17,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:19,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:21,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:24,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:26,410 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:28,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:31,804 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:33,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:37,170 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:43,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:47,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 14:48:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 14:48:49,851 INFO L93 Difference]: Finished difference Result 421 states and 592 transitions. [2022-07-13 14:48:49,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 14:48:49,861 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-13 14:48:49,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 14:48:49,865 INFO L225 Difference]: With dead ends: 421 [2022-07-13 14:48:49,865 INFO L226 Difference]: Without dead ends: 416 [2022-07-13 14:48:49,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-13 14:48:49,875 INFO L413 NwaCegarLoop]: 283 mSDtfsCounter, 518 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 14 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.2s IncrementalHoareTripleChecker+Time [2022-07-13 14:48:49,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 1400 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 317 Invalid, 12 Unknown, 0 Unchecked, 47.2s Time] [2022-07-13 14:48:49,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-07-13 14:48:49,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 242. [2022-07-13 14:48:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 225 states have (on average 1.3911111111111112) internal successors, (313), 225 states have internal predecessors, (313), 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) [2022-07-13 14:48:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 337 transitions. [2022-07-13 14:48:49,896 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 337 transitions. Word has length 11 [2022-07-13 14:48:49,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 14:48:49,896 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 337 transitions. [2022-07-13 14:48:49,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 14:48:49,896 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 337 transitions. [2022-07-13 14:48:49,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-13 14:48:49,897 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:48:49,897 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] [2022-07-13 14:48:49,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-07-13 14:48:50,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 14:48:50,104 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:48:50,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:48:50,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1840153707, now seen corresponding path program 1 times [2022-07-13 14:48:50,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 14:48:50,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1987856702] [2022-07-13 14:48:50,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:48:50,105 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 14:48:50,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 14:48:50,106 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) [2022-07-13 14:48:50,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-13 14:48:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 14:48:51,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-13 14:48:51,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 14:48:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 14:48:51,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 14:48:51,681 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 14:48:51,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1987856702] [2022-07-13 14:48:51,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1987856702] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 14:48:51,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 14:48:51,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 14:48:51,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860811877] [2022-07-13 14:48:51,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 14:48:51,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 14:48:51,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 14:48:51,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 14:48:51,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 14:48:51,686 INFO L87 Difference]: Start difference. First operand 242 states and 337 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 14:48:51,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 14:48:51,694 INFO L93 Difference]: Finished difference Result 257 states and 353 transitions. [2022-07-13 14:48:51,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 14:48:51,694 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-07-13 14:48:51,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 14:48:51,695 INFO L225 Difference]: With dead ends: 257 [2022-07-13 14:48:51,695 INFO L226 Difference]: Without dead ends: 240 [2022-07-13 14:48:51,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 14:48:51,698 INFO L413 NwaCegarLoop]: 330 mSDtfsCounter, 0 mSDsluCounter, 983 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 14:48:51,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1313 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2022-07-13 14:48:51,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2022-07-13 14:48:51,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2022-07-13 14:48:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 224 states have (on average 1.3883928571428572) internal successors, (311), 224 states have internal predecessors, (311), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-13 14:48:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 333 transitions. [2022-07-13 14:48:51,724 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 333 transitions. Word has length 20 [2022-07-13 14:48:51,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 14:48:51,725 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 333 transitions. [2022-07-13 14:48:51,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 14:48:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 333 transitions. [2022-07-13 14:48:51,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-13 14:48:51,726 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 14:48:51,726 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] [2022-07-13 14:48:51,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-13 14:48:51,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 14:48:51,929 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 14:48:51,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 14:48:51,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1362280166, now seen corresponding path program 1 times [2022-07-13 14:48:51,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 14:48:51,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492826332] [2022-07-13 14:48:51,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 14:48:51,931 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 14:48:51,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 14:48:51,932 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) [2022-07-13 14:48:51,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-13 14:48:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 14:48:53,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-13 14:48:53,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 14:48:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 14:48:53,529 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 14:48:53,529 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 14:48:53,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492826332] [2022-07-13 14:48:53,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492826332] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 14:48:53,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 14:48:53,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 14:48:53,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824501071] [2022-07-13 14:48:53,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 14:48:53,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 14:48:53,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 14:48:53,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 14:48:53,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 14:48:53,530 INFO L87 Difference]: Start difference. First operand 240 states and 333 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 14:48:53,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 14:48:53,534 INFO L93 Difference]: Finished difference Result 240 states and 333 transitions. [2022-07-13 14:48:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 14:48:53,534 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-07-13 14:48:53,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 14:48:53,534 INFO L225 Difference]: With dead ends: 240 [2022-07-13 14:48:53,534 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 14:48:53,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 14:48:53,535 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 14:48:53,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2022-07-13 14:48:53,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 14:48:53,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 14:48:53,536 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) [2022-07-13 14:48:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 14:48:53,537 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-07-13 14:48:53,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 14:48:53,538 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 14:48:53,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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) [2022-07-13 14:48:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 14:48:53,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 14:48:53,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 14:48:53,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-13 14:48:53,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 14:48:53,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 14:48:54,152 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2022-07-13 14:48:54,152 INFO L902 garLoopResultBuilder]: At program point L545-2(lines 545 549) the Hoare annotation is: true [2022-07-13 14:48:54,152 INFO L899 garLoopResultBuilder]: For program point L545-3(lines 545 549) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 570) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 553) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 542 575) the Hoare annotation is: true [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 542 575) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L902 garLoopResultBuilder]: At program point L565-2(lines 565 569) the Hoare annotation is: true [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L565-3(lines 562 570) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 574) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 554) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point L551-2(lines 551 554) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 542 575) no Hoare annotation was computed. [2022-07-13 14:48:54,153 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 73 91) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 89) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 73 91) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L85-2(lines 85 89) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L902 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: true [2022-07-13 14:48:54,154 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 73 91) the Hoare annotation is: true [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 84) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 73 91) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 73 91) no Hoare annotation was computed. [2022-07-13 14:48:54,154 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 534) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 515 535) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 526) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 515 535) the Hoare annotation is: true [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 527) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L524-2(lines 524 527) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 518 522) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L902 garLoopResultBuilder]: At program point L518-2(lines 518 522) the Hoare annotation is: true [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 515 535) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L518-3(lines 518 522) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 633) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 240) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L895 garLoopResultBuilder]: At program point L333-3(lines 333 337) the Hoare annotation is: false [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L267-2(lines 267 272) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L899 garLoopResultBuilder]: For program point L333-4(lines 333 337) no Hoare annotation was computed. [2022-07-13 14:48:54,155 INFO L895 garLoopResultBuilder]: At program point L267-3(lines 267 272) the Hoare annotation is: false [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L267-4(lines 267 272) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L598(lines 598 616) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L499-1(lines 499 500) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L895 garLoopResultBuilder]: At program point L499-3(lines 499 500) the Hoare annotation is: false [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L499-4(lines 499 500) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 238) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L895 garLoopResultBuilder]: At program point L599(line 599) the Hoare annotation is: false [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L599-1(line 599) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 480) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L269-2(lines 269 270) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L895 garLoopResultBuilder]: At program point L269-3(lines 269 270) the Hoare annotation is: false [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L269-4(lines 269 270) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L895 garLoopResultBuilder]: At program point L303-3(lines 303 307) the Hoare annotation is: false [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L303-4(lines 303 307) no Hoare annotation was computed. [2022-07-13 14:48:54,156 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 40) no Hoare annotation was computed. [2022-07-13 14:48:54,157 INFO L902 garLoopResultBuilder]: At program point L634(lines 619 635) the Hoare annotation is: true [2022-07-13 14:48:54,157 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 616) no Hoare annotation was computed. [2022-07-13 14:48:54,157 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 506) no Hoare annotation was computed. [2022-07-13 14:48:54,157 INFO L899 garLoopResultBuilder]: For program point L304-2(lines 304 305) no Hoare annotation was computed. [2022-07-13 14:48:54,157 INFO L895 garLoopResultBuilder]: At program point L304-3(lines 304 305) the Hoare annotation is: false [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L304-4(lines 304 305) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L404(lines 404 408) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L895 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L338-4(lines 309 349) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 45) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 43) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L895 garLoopResultBuilder]: At program point L274(lines 181 351) the Hoare annotation is: false [2022-07-13 14:48:54,158 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2022-07-13 14:48:54,158 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2022-07-13 14:48:54,159 INFO L895 garLoopResultBuilder]: At program point L208-4(lines 208 212) the Hoare annotation is: false [2022-07-13 14:48:54,159 INFO L899 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2022-07-13 14:48:54,159 INFO L899 garLoopResultBuilder]: For program point L440-2(lines 440 472) no Hoare annotation was computed. [2022-07-13 14:48:54,159 INFO L899 garLoopResultBuilder]: For program point L242-1(lines 229 257) no Hoare annotation was computed. [2022-07-13 14:48:54,159 INFO L899 garLoopResultBuilder]: For program point L606(lines 606 615) no Hoare annotation was computed. [2022-07-13 14:48:54,159 INFO L895 garLoopResultBuilder]: At program point L507(lines 392 508) the Hoare annotation is: false [2022-07-13 14:48:54,159 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 479) no Hoare annotation was computed. [2022-07-13 14:48:54,160 INFO L895 garLoopResultBuilder]: At program point L309(lines 309 349) the Hoare annotation is: false [2022-07-13 14:48:54,160 INFO L895 garLoopResultBuilder]: At program point L243(lines 243 250) the Hoare annotation is: false [2022-07-13 14:48:54,160 INFO L899 garLoopResultBuilder]: For program point L607(line 607) no Hoare annotation was computed. [2022-07-13 14:48:54,160 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 433) no Hoare annotation was computed. [2022-07-13 14:48:54,160 INFO L899 garLoopResultBuilder]: For program point L310(line 310) no Hoare annotation was computed. [2022-07-13 14:48:54,160 INFO L899 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2022-07-13 14:48:54,160 INFO L895 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: false [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L608-1(line 608) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L410(lines 410 432) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L895 garLoopResultBuilder]: At program point L14(line 14) the Hoare annotation is: (and (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start_sin_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|)) [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L609(line 609) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L312-2(lines 312 313) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L895 garLoopResultBuilder]: At program point L312-3(lines 312 313) the Hoare annotation is: false [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L312-4(lines 309 349) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 51) no Hoare annotation was computed. [2022-07-13 14:48:54,161 INFO L895 garLoopResultBuilder]: At program point L610(line 610) the Hoare annotation is: false [2022-07-13 14:48:54,161 INFO L899 garLoopResultBuilder]: For program point L610-1(line 610) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 419) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L412-2(lines 412 419) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L247(line 247) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L611(line 611) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L895 garLoopResultBuilder]: At program point L446-2(lines 446 450) the Hoare annotation is: false [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L314-1(line 314) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L281-1(lines 281 284) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L895 garLoopResultBuilder]: At program point L281-3(lines 281 284) the Hoare annotation is: false [2022-07-13 14:48:54,162 INFO L895 garLoopResultBuilder]: At program point L612(line 612) the Hoare annotation is: false [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L612-1(line 612) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2022-07-13 14:48:54,162 INFO L899 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-07-13 14:48:54,163 INFO L899 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-07-13 14:48:54,163 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2022-07-13 14:48:54,163 INFO L895 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2022-07-13 14:48:54,163 INFO L895 garLoopResultBuilder]: At program point L614(line 614) the Hoare annotation is: false [2022-07-13 14:48:54,163 INFO L899 garLoopResultBuilder]: For program point L614-1(line 614) no Hoare annotation was computed. [2022-07-13 14:48:54,163 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 485) no Hoare annotation was computed. [2022-07-13 14:48:54,163 INFO L895 garLoopResultBuilder]: At program point L350(lines 180 351) the Hoare annotation is: false [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 57) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L219(lines 219 227) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2022-07-13 14:48:54,164 INFO L895 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L895 garLoopResultBuilder]: At program point L286(line 286) the Hoare annotation is: false [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L286-1(line 286) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 309 349) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 471) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 440 472) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 294) no Hoare annotation was computed. [2022-07-13 14:48:54,165 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 255) no Hoare annotation was computed. [2022-07-13 14:48:54,166 INFO L895 garLoopResultBuilder]: At program point L287-2(lines 278 295) the Hoare annotation is: false [2022-07-13 14:48:54,166 INFO L899 garLoopResultBuilder]: For program point L321-1(line 321) no Hoare annotation was computed. [2022-07-13 14:48:54,166 INFO L895 garLoopResultBuilder]: At program point L255(line 255) the Hoare annotation is: false [2022-07-13 14:48:54,166 INFO L899 garLoopResultBuilder]: For program point L255-1(line 255) no Hoare annotation was computed. [2022-07-13 14:48:54,166 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 160) no Hoare annotation was computed. [2022-07-13 14:48:54,166 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 149 162) no Hoare annotation was computed. [2022-07-13 14:48:54,166 INFO L899 garLoopResultBuilder]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2022-07-13 14:48:54,167 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 191) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L895 garLoopResultBuilder]: At program point L58(lines 18 59) the Hoare annotation is: false [2022-07-13 14:48:54,171 INFO L895 garLoopResultBuilder]: At program point L587(lines 587 617) the Hoare annotation is: (and (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start_sin_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven)) [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L895 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L488-3(lines 488 492) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 323 324) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 227) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 324) the Hoare annotation is: false [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 309 349) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 430) no Hoare annotation was computed. [2022-07-13 14:48:54,171 INFO L899 garLoopResultBuilder]: For program point L423-2(lines 423 430) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L325-1(line 325) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L226(lines 226 227) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L259-1(lines 181 351) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L226-2(lines 181 351) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 52) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L895 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L458-3(lines 458 462) no Hoare annotation was computed. [2022-07-13 14:48:54,172 INFO L895 garLoopResultBuilder]: At program point L161(lines 149 162) the Hoare annotation is: false [2022-07-13 14:48:54,172 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 46) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L895 garLoopResultBuilder]: At program point L591-2(lines 591 595) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L591-3(lines 591 595) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L261-2(lines 261 262) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L895 garLoopResultBuilder]: At program point L261-3(lines 261 262) the Hoare annotation is: false [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L261-4(lines 259 276) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 36) no Hoare annotation was computed. [2022-07-13 14:48:54,173 INFO L899 garLoopResultBuilder]: For program point L493-2(lines 493 496) no Hoare annotation was computed. [2022-07-13 14:48:54,175 INFO L895 garLoopResultBuilder]: At program point L493-3(lines 493 496) the Hoare annotation is: false [2022-07-13 14:48:54,175 INFO L899 garLoopResultBuilder]: For program point L493-4(lines 493 496) no Hoare annotation was computed. [2022-07-13 14:48:54,175 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2022-07-13 14:48:54,175 INFO L899 garLoopResultBuilder]: For program point L229(lines 181 351) no Hoare annotation was computed. [2022-07-13 14:48:54,175 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 332) the Hoare annotation is: false [2022-07-13 14:48:54,175 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 328 332) no Hoare annotation was computed. [2022-07-13 14:48:54,175 INFO L899 garLoopResultBuilder]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L895 garLoopResultBuilder]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 35) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L197-2(line 197) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2022-07-13 14:48:54,176 INFO L899 garLoopResultBuilder]: For program point L264-1(lines 264 265) no Hoare annotation was computed. [2022-07-13 14:48:54,177 INFO L899 garLoopResultBuilder]: For program point L264-3(lines 264 265) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L895 garLoopResultBuilder]: At program point L264-4(lines 264 265) the Hoare annotation is: false [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L264-5(lines 264 265) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L298-2(lines 298 301) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L895 garLoopResultBuilder]: At program point L298-3(lines 298 301) the Hoare annotation is: false [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L232-2(lines 232 241) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L298-4(lines 298 301) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 199 203) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L895 garLoopResultBuilder]: At program point L232-3(lines 232 241) the Hoare annotation is: false [2022-07-13 14:48:54,178 INFO L895 garLoopResultBuilder]: At program point L199-3(lines 199 203) the Hoare annotation is: false [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L232-4(lines 229 257) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L199-4(lines 199 203) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 470) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2022-07-13 14:48:54,178 INFO L895 garLoopResultBuilder]: At program point L398-2(lines 398 402) the Hoare annotation is: false [2022-07-13 14:48:54,178 INFO L899 garLoopResultBuilder]: For program point L398-3(lines 398 402) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L200-2(lines 200 201) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L895 garLoopResultBuilder]: At program point L200-3(lines 200 201) the Hoare annotation is: false [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L200-4(lines 200 201) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 133) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 114 118) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L902 garLoopResultBuilder]: At program point L114-2(lines 114 118) the Hoare annotation is: true [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L114-3(lines 114 118) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 111) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 138) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L902 garLoopResultBuilder]: At program point L127-2(lines 127 131) the Hoare annotation is: true [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L127-3(lines 127 131) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 97 147) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L902 garLoopResultBuilder]: At program point L136(line 136) the Hoare annotation is: true [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L136-1(line 136) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 125) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 121) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 122) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 97 147) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L112-2(lines 112 122) no Hoare annotation was computed. [2022-07-13 14:48:54,179 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 97 147) the Hoare annotation is: true [2022-07-13 14:48:54,179 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 109) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L902 garLoopResultBuilder]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L141-3(lines 141 145) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L902 garLoopResultBuilder]: At program point L125(line 125) the Hoare annotation is: true [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L125-1(line 125) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L902 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: true [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L138-1(line 138) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 139) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L101-1(lines 101 105) no Hoare annotation was computed. [2022-07-13 14:48:54,180 INFO L902 garLoopResultBuilder]: At program point L101-2(lines 101 105) the Hoare annotation is: true [2022-07-13 14:48:54,180 INFO L899 garLoopResultBuilder]: For program point L101-3(lines 101 105) no Hoare annotation was computed. [2022-07-13 14:48:54,182 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-13 14:48:54,183 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 14:48:54,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,191 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,193 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,193 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,193 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,195 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,195 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,195 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,201 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,201 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,201 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,201 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,201 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,202 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,202 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,202 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,202 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,202 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,203 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,204 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 02:48:54 BoogieIcfgContainer [2022-07-13 14:48:54,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 14:48:54,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 14:48:54,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 14:48:54,215 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 14:48:54,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 02:47:58" (3/4) ... [2022-07-13 14:48:54,217 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 14:48:54,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-07-13 14:48:54,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-07-13 14:48:54,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-07-13 14:48:54,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-07-13 14:48:54,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2022-07-13 14:48:54,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-07-13 14:48:54,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 14:48:54,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 14:48:54,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-07-13 14:48:54,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-07-13 14:48:54,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result [2022-07-13 14:48:54,319 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 14:48:54,319 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 14:48:54,319 INFO L158 Benchmark]: Toolchain (without parser) took 89718.38ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 56.3MB in the beginning and 65.9MB in the end (delta: -9.6MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,320 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 14:48:54,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.17ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 38.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.22ms. Allocated memory is still 75.5MB. Free memory was 38.5MB in the beginning and 53.8MB in the end (delta: -15.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,320 INFO L158 Benchmark]: Boogie Preprocessor took 92.68ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 46.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,321 INFO L158 Benchmark]: RCFGBuilder took 33363.12ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 46.2MB in the beginning and 54.2MB in the end (delta: -8.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,321 INFO L158 Benchmark]: TraceAbstraction took 55567.64ms. Allocated memory is still 104.9MB. Free memory was 54.2MB in the beginning and 43.4MB in the end (delta: 10.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,321 INFO L158 Benchmark]: Witness Printer took 104.47ms. Allocated memory is still 104.9MB. Free memory was 43.4MB in the beginning and 65.9MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 14:48:54,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.17ms. Allocated memory is still 75.5MB. Free memory was 56.1MB in the beginning and 38.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.22ms. Allocated memory is still 75.5MB. Free memory was 38.5MB in the beginning and 53.8MB in the end (delta: -15.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.68ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 46.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 33363.12ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 46.2MB in the beginning and 54.2MB in the end (delta: -8.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 55567.64ms. Allocated memory is still 104.9MB. Free memory was 54.2MB in the beginning and 43.4MB in the end (delta: 10.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Witness Printer took 104.47ms. Allocated memory is still 104.9MB. Free memory was 43.4MB in the beginning and 65.9MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 631]: 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, 245 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 55.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 47.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 532 SdHoareTripleChecker+Valid, 47.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 518 mSDsluCounter, 3062 SdHoareTripleChecker+Invalid, 45.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 13 IncrementalHoareTripleChecker+Unchecked, 2105 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 317 IncrementalHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 957 mSDtfsCounter, 317 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=245occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 174 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 147 PreInvPairs, 151 NumberOfFragments, 138 HoareAnnotationTreeSize, 147 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 285 SizeOfPredicates, 21 NumberOfNonLiveVariables, 1562 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant [2022-07-13 14:48:54,336 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,336 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,336 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,336 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,337 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-07-13 14:48:54,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,349 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,349 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,349 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,349 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-07-13 14:48:54,349 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-07-13 14:48:54,487 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