./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0330b.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 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:25:37,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:25:37,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:25:37,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:25:37,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:25:37,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:25:37,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:25:37,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:25:37,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:25:37,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:25:37,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:25:37,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:25:37,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:25:37,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:25:37,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:25:37,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:25:37,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:25:37,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:25:37,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:25:37,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:25:37,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:25:37,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:25:37,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:25:37,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:25:37,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:25:37,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:25:37,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:25:37,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:25:37,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:25:37,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:25:37,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:25:37,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:25:37,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:25:37,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:25:37,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:25:37,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:25:37,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:25:37,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:25:37,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:25:37,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:25:37,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:25:37,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 07:25:37,947 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:25:37,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:25:37,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:25:37,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:25:37,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:25:37,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:25:37,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:25:37,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:25:37,949 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:25:37,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:25:37,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:25:37,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:25:37,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:25:37,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:25:37,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:25:37,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:25:37,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:25:37,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 07:25:37,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 07:25:37,953 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:25:37,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:25:37,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:25:37,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:25:37,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a [2021-12-17 07:25:38,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:25:38,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:25:38,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:25:38,129 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:25:38,129 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:25:38,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2021-12-17 07:25:38,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/027f1bdd9/137a192576414b04a144dd20cf2db7dc/FLAG06f93b51b [2021-12-17 07:25:38,533 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:25:38,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2021-12-17 07:25:38,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/027f1bdd9/137a192576414b04a144dd20cf2db7dc/FLAG06f93b51b [2021-12-17 07:25:38,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/027f1bdd9/137a192576414b04a144dd20cf2db7dc [2021-12-17 07:25:38,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:25:38,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:25:38,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:25:38,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:25:38,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:25:38,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e836860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38, skipping insertion in model container [2021-12-17 07:25:38,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:25:38,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:25:38,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2021-12-17 07:25:38,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:25:38,814 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:25:38,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2021-12-17 07:25:38,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:25:38,898 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:25:38,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38 WrapperNode [2021-12-17 07:25:38,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:25:38,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:25:38,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:25:38,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:25:38,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,981 INFO L137 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1036 [2021-12-17 07:25:38,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:25:38,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:25:38,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:25:38,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:25:38,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:38,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:39,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:39,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:39,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:39,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:25:39,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:25:39,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:25:39,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:25:39,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (1/1) ... [2021-12-17 07:25:39,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:25:39,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:25:39,095 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) [2021-12-17 07:25:39,113 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 [2021-12-17 07:25:39,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:25:39,128 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-12-17 07:25:39,128 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-12-17 07:25:39,128 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-12-17 07:25:39,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-17 07:25:39,129 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-12-17 07:25:39,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-12-17 07:25:39,130 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-12-17 07:25:39,130 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-12-17 07:25:39,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 07:25:39,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:25:39,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:25:39,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:25:39,261 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:25:39,266 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:25:39,803 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:25:39,815 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:25:39,815 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-12-17 07:25:39,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:25:39 BoogieIcfgContainer [2021-12-17 07:25:39,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:25:39,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:25:39,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:25:39,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:25:39,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:25:38" (1/3) ... [2021-12-17 07:25:39,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6495e3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:25:39, skipping insertion in model container [2021-12-17 07:25:39,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:38" (2/3) ... [2021-12-17 07:25:39,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6495e3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:25:39, skipping insertion in model container [2021-12-17 07:25:39,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:25:39" (3/3) ... [2021-12-17 07:25:39,822 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0330b.c [2021-12-17 07:25:39,825 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:25:39,826 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:25:39,870 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:25:39,879 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 07:25:39,880 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:25:39,901 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:25:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:25:39,903 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:25:39,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:25:39,904 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:25:39,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:25:39,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2021-12-17 07:25:39,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:25:39,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722534428] [2021-12-17 07:25:39,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:25:39,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:25:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:25:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:25:40,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 07:25:40,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722534428] [2021-12-17 07:25:40,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722534428] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:25:40,124 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:25:40,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:25:40,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93966171] [2021-12-17 07:25:40,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:25:40,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:25:40,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 07:25:40,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:25:40,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:25:40,157 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:25:40,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:25:40,210 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2021-12-17 07:25:40,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:25:40,212 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 [2021-12-17 07:25:40,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:25:40,223 INFO L225 Difference]: With dead ends: 512 [2021-12-17 07:25:40,223 INFO L226 Difference]: Without dead ends: 254 [2021-12-17 07:25:40,229 INFO L932 BasicCegarLoop]: 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 [2021-12-17 07:25:40,232 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:25:40,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:25:40,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-12-17 07:25:40,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-12-17 07:25:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:25:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2021-12-17 07:25:40,286 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2021-12-17 07:25:40,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:25:40,286 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2021-12-17 07:25:40,286 INFO L471 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) [2021-12-17 07:25:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2021-12-17 07:25:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:25:40,287 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:25:40,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:25:40,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 07:25:40,288 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:25:40,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:25:40,289 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2021-12-17 07:25:40,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:25:40,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126416452] [2021-12-17 07:25:40,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:25:40,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:25:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:25:40,354 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-17 07:25:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:25:40,416 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-17 07:25:40,417 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-17 07:25:40,418 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:25:40,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 07:25:40,423 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-17 07:25:40,425 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:25:40,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:25:40 BoogieIcfgContainer [2021-12-17 07:25:40,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:25:40,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:25:40,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:25:40,456 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:25:40,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:25:39" (3/4) ... [2021-12-17 07:25:40,458 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-17 07:25:40,465 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:25:40,466 INFO L158 Benchmark]: Toolchain (without parser) took 1912.27ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 77.4MB in the end (delta: -7.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-12-17 07:25:40,466 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 54.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:25:40,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.97ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 103.0MB in the end (delta: -32.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 07:25:40,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.33ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 96.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 07:25:40,467 INFO L158 Benchmark]: Boogie Preprocessor took 87.19ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 91.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 07:25:40,468 INFO L158 Benchmark]: RCFGBuilder took 746.87ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 78.6MB in the end (delta: 12.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-12-17 07:25:40,468 INFO L158 Benchmark]: TraceAbstraction took 637.80ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 78.3MB in the end (delta: -472.5kB). Peak memory consumption was 173.6kB. Max. memory is 16.1GB. [2021-12-17 07:25:40,468 INFO L158 Benchmark]: Witness Printer took 9.31ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 77.4MB in the end (delta: 886.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:25:40,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 54.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.97ms. Allocated memory was 98.6MB in the beginning and 142.6MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 103.0MB in the end (delta: -32.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.33ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 96.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.19ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 91.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 746.87ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 78.6MB in the end (delta: 12.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * TraceAbstraction took 637.80ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 78.3MB in the end (delta: -472.5kB). Peak memory consumption was 173.6kB. Max. memory is 16.1GB. * Witness Printer took 9.31ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 77.4MB in the end (delta: 886.2kB). 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: 649]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 620, overapproximation of bitwiseAnd at line 615, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L381-L388] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L390-L399] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L532-L538] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L576-L582] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L644] double x = -1.0 / 0.0; [L645] CALL, EXPR cos_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ieee_double_shape_type gh_u; [L611] gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] (ix) = gh_u.parts.msw [L615] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L616] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] COND TRUE ix >= 0x7ff00000 [L620] return x - x; [L620] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, z=0, zero_krempio=0, zero_rempio=0] [L645] RET, EXPR cos_double(x) [L645] double res = cos_double(x); [L648] CALL, EXPR isnan_double(res) [L88] return x != x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, \result=0, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, zero_krempio=0, zero_rempio=0] [L648] RET, EXPR isnan_double(res) [L648] COND TRUE !isnan_double(res) [L649] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 359 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, 359 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=257occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-17 07:25:40,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0330b.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 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:25:42,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:25:42,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:25:42,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:25:42,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:25:42,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:25:42,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:25:42,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:25:42,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:25:42,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:25:42,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:25:42,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:25:42,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:25:42,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:25:42,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:25:42,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:25:42,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:25:42,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:25:42,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:25:42,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:25:42,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:25:42,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:25:42,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:25:42,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:25:42,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:25:42,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:25:42,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:25:42,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:25:42,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:25:42,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:25:42,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:25:42,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:25:42,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:25:42,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:25:42,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:25:42,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:25:42,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:25:42,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:25:42,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:25:42,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:25:42,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:25:42,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 07:25:42,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:25:42,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:25:42,127 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:25:42,127 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:25:42,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:25:42,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:25:42,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:25:42,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:25:42,129 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:25:42,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:25:42,130 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:25:42,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:25:42,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:25:42,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:25:42,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:25:42,132 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:25:42,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:25:42,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:25:42,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:25:42,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:25:42,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:25:42,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:25:42,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:25:42,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:25:42,133 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 07:25:42,133 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 07:25:42,134 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:25:42,134 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:25:42,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:25:42,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:25:42,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 07:25:42,134 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a [2021-12-17 07:25:42,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:25:42,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:25:42,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:25:42,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:25:42,403 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:25:42,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2021-12-17 07:25:42,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4722ae1d3/ec0e011dd19e42e3a4d520d59c2f0131/FLAGa85c33de4 [2021-12-17 07:25:42,884 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:25:42,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2021-12-17 07:25:42,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4722ae1d3/ec0e011dd19e42e3a4d520d59c2f0131/FLAGa85c33de4 [2021-12-17 07:25:42,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4722ae1d3/ec0e011dd19e42e3a4d520d59c2f0131 [2021-12-17 07:25:42,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:25:42,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:25:42,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:25:42,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:25:42,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:25:42,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:25:42" (1/1) ... [2021-12-17 07:25:42,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7667e54e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:42, skipping insertion in model container [2021-12-17 07:25:42,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:25:42" (1/1) ... [2021-12-17 07:25:42,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:25:42,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:25:43,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2021-12-17 07:25:43,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:25:43,260 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:25:43,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2021-12-17 07:25:43,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:25:43,356 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:25:43,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43 WrapperNode [2021-12-17 07:25:43,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:25:43,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:25:43,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:25:43,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:25:43,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,455 INFO L137 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1034 [2021-12-17 07:25:43,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:25:43,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:25:43,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:25:43,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:25:43,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:25:43,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:25:43,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:25:43,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:25:43,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (1/1) ... [2021-12-17 07:25:43,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:25:43,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:25:43,578 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) [2021-12-17 07:25:43,601 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 [2021-12-17 07:25:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:25:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-17 07:25:43,610 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2021-12-17 07:25:43,611 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2021-12-17 07:25:43,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-12-17 07:25:43,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-17 07:25:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2021-12-17 07:25:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2021-12-17 07:25:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-12-17 07:25:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-12-17 07:25:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:25:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:25:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-17 07:25:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:25:43,759 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:25:43,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:26:37,882 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:26:37,893 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:26:37,895 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-12-17 07:26:37,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:26:37 BoogieIcfgContainer [2021-12-17 07:26:37,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:26:37,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:26:37,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:26:37,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:26:37,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:25:42" (1/3) ... [2021-12-17 07:26:37,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b0047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:26:37, skipping insertion in model container [2021-12-17 07:26:37,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:25:43" (2/3) ... [2021-12-17 07:26:37,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b0047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:26:37, skipping insertion in model container [2021-12-17 07:26:37,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:26:37" (3/3) ... [2021-12-17 07:26:37,912 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0330b.c [2021-12-17 07:26:37,918 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:26:37,918 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:26:37,949 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:26:37,969 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 07:26:37,969 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:26:37,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:26:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:26:37,993 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:26:37,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:26:37,994 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:26:38,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:26:38,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1677747797, now seen corresponding path program 1 times [2021-12-17 07:26:38,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:26:38,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074616538] [2021-12-17 07:26:38,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:26:38,011 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:26:38,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:26:38,013 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) [2021-12-17 07:26:38,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-17 07:26:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:26:38,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2021-12-17 07:26:38,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:26:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:26:38,522 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:26:38,522 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:26:38,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074616538] [2021-12-17 07:26:38,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1074616538] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:26:38,523 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:26:38,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:26:38,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307489466] [2021-12-17 07:26:38,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:26:38,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:26:38,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:26:38,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:26:38,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:26:38,553 INFO L87 Difference]: Start difference. First operand has 257 states, 239 states have (on average 1.6694560669456067) internal successors, (399), 240 states have internal predecessors, (399), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:26:38,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:26:38,591 INFO L93 Difference]: Finished difference Result 512 states and 856 transitions. [2021-12-17 07:26:38,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:26:38,592 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 [2021-12-17 07:26:38,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:26:38,599 INFO L225 Difference]: With dead ends: 512 [2021-12-17 07:26:38,600 INFO L226 Difference]: Without dead ends: 254 [2021-12-17 07:26:38,603 INFO L932 BasicCegarLoop]: 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 [2021-12-17 07:26:38,607 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:26:38,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:26:38,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-12-17 07:26:38,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-12-17 07:26:38,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 237 states have (on average 1.40084388185654) internal successors, (332), 237 states have internal predecessors, (332), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:26:38,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2021-12-17 07:26:38,645 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 10 [2021-12-17 07:26:38,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:26:38,646 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2021-12-17 07:26:38,646 INFO L471 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) [2021-12-17 07:26:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2021-12-17 07:26:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:26:38,647 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:26:38,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:26:38,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-17 07:26:38,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:26:38,852 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:26:38,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:26:38,852 INFO L85 PathProgramCache]: Analyzing trace with hash 750166241, now seen corresponding path program 1 times [2021-12-17 07:26:38,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:26:38,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523755360] [2021-12-17 07:26:38,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:26:38,853 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:26:38,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:26:38,854 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) [2021-12-17 07:26:38,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-17 07:26:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:26:39,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-17 07:26:39,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:26:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:26:40,402 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:26:40,402 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:26:40,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523755360] [2021-12-17 07:26:40,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1523755360] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:26:40,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:26:40,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 07:26:40,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600712644] [2021-12-17 07:26:40,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:26:40,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 07:26:40,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:26:40,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 07:26:40,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 07:26:40,405 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:26:44,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:47,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:49,597 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:51,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:53,411 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:55,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:26:57,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:00,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:04,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:05,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:08,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:10,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:12,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:15,417 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:17,820 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:20,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:22,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:24,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:27,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:30,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:33,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:37,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:40,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:43,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:46,127 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:48,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:50,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:53,005 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:55,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:27:55,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:27:55,117 INFO L93 Difference]: Finished difference Result 377 states and 525 transitions. [2021-12-17 07:27:55,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 07:27:55,154 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 [2021-12-17 07:27:55,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:27:55,157 INFO L225 Difference]: With dead ends: 377 [2021-12-17 07:27:55,157 INFO L226 Difference]: Without dead ends: 372 [2021-12-17 07:27:55,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-17 07:27:55,158 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 305 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 12 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:27:55,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [317 Valid, 1599 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 163 Invalid, 24 Unknown, 0 Unchecked, 74.0s Time] [2021-12-17 07:27:55,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-12-17 07:27:55,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 304. [2021-12-17 07:27:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 281 states have (on average 1.387900355871886) internal successors, (390), 284 states have internal predecessors, (390), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (17), 13 states have call predecessors, (17), 16 states have call successors, (17) [2021-12-17 07:27:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 423 transitions. [2021-12-17 07:27:55,178 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 423 transitions. Word has length 11 [2021-12-17 07:27:55,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:27:55,178 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 423 transitions. [2021-12-17 07:27:55,178 INFO L471 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) [2021-12-17 07:27:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 423 transitions. [2021-12-17 07:27:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-17 07:27:55,179 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:27:55,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:27:55,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-12-17 07:27:55,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:27:55,382 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:27:55,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:27:55,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1679552789, now seen corresponding path program 1 times [2021-12-17 07:27:55,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:27:55,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016432304] [2021-12-17 07:27:55,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:27:55,384 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:27:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:27:55,385 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) [2021-12-17 07:27:55,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-17 07:27:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:27:55,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:27:55,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:27:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:27:56,722 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:27:56,722 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:27:56,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1016432304] [2021-12-17 07:27:56,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1016432304] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:27:56,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:27:56,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-17 07:27:56,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437296003] [2021-12-17 07:27:56,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:27:56,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 07:27:56,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:27:56,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 07:27:56,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 07:27:56,724 INFO L87 Difference]: Start difference. First operand 304 states and 423 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) [2021-12-17 07:27:56,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:27:56,731 INFO L93 Difference]: Finished difference Result 323 states and 444 transitions. [2021-12-17 07:27:56,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 07:27:56,732 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 [2021-12-17 07:27:56,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:27:56,733 INFO L225 Difference]: With dead ends: 323 [2021-12-17 07:27:56,733 INFO L226 Difference]: Without dead ends: 302 [2021-12-17 07:27:56,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 07:27:56,734 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 1037 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:27:56,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1385 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2021-12-17 07:27:56,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-12-17 07:27:56,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2021-12-17 07:27:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 280 states have (on average 1.3857142857142857) internal successors, (388), 283 states have internal predecessors, (388), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2021-12-17 07:27:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 419 transitions. [2021-12-17 07:27:56,765 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 419 transitions. Word has length 20 [2021-12-17 07:27:56,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:27:56,765 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 419 transitions. [2021-12-17 07:27:56,766 INFO L471 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) [2021-12-17 07:27:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 419 transitions. [2021-12-17 07:27:56,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-17 07:27:56,767 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:27:56,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:27:56,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-17 07:27:56,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:27:56,984 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:27:56,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:27:56,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1493280314, now seen corresponding path program 1 times [2021-12-17 07:27:56,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:27:56,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070761168] [2021-12-17 07:27:56,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:27:56,985 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:27:56,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:27:56,985 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) [2021-12-17 07:27:56,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-17 07:27:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:27:57,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:27:57,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:27:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 07:27:58,433 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:27:58,434 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:27:58,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1070761168] [2021-12-17 07:27:58,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1070761168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:27:58,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:27:58,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-17 07:27:58,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597289587] [2021-12-17 07:27:58,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:27:58,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 07:27:58,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:27:58,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 07:27:58,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 07:27:58,435 INFO L87 Difference]: Start difference. First operand 302 states and 419 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) [2021-12-17 07:27:58,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:27:58,438 INFO L93 Difference]: Finished difference Result 302 states and 419 transitions. [2021-12-17 07:27:58,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 07:27:58,439 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 [2021-12-17 07:27:58,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:27:58,439 INFO L225 Difference]: With dead ends: 302 [2021-12-17 07:27:58,439 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 07:27:58,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 07:27:58,441 INFO L933 BasicCegarLoop]: 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 [2021-12-17 07:27:58,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2021-12-17 07:27:58,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 07:27:58,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 07:27:58,442 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) [2021-12-17 07:27:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 07:27:58,442 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-12-17 07:27:58,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:27:58,442 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 07:27:58,442 INFO L471 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) [2021-12-17 07:27:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 07:27:58,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 07:27:58,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:27:58,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-17 07:27:58,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-17 07:27:58,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 07:28:00,086 INFO L861 garLoopResultBuilder]: At program point L155(line 155) the Hoare annotation is: true [2021-12-17 07:28:00,086 INFO L858 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 156) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L143-1(lines 143 148) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L861 garLoopResultBuilder]: At program point L143-2(lines 143 148) the Hoare annotation is: true [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L143-3(lines 143 148) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L152(lines 152 155) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 141) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L861 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 115 165) the Hoare annotation is: true [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L861 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 136) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L124-2(lines 115 165) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L861 garLoopResultBuilder]: At program point L153(line 153) the Hoare annotation is: true [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L153-1(line 153) no Hoare annotation was computed. [2021-12-17 07:28:00,087 INFO L861 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: true [2021-12-17 07:28:00,087 INFO L858 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L158-1(lines 158 163) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L861 garLoopResultBuilder]: At program point L158-2(lines 158 163) the Hoare annotation is: true [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L158-3(lines 158 163) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L117-1(lines 117 122) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L861 garLoopResultBuilder]: At program point L117-2(lines 117 122) the Hoare annotation is: true [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L117-3(lines 117 122) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 150) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L97(lines 97 101) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 107) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L861 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 90 109) the Hoare annotation is: true [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L102-1(lines 90 109) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L102-2(lines 102 107) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2021-12-17 07:28:00,088 INFO L861 garLoopResultBuilder]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2021-12-17 07:28:00,088 INFO L858 garLoopResultBuilder]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L861 garLoopResultBuilder]: At program point L543-2(lines 543 547) the Hoare annotation is: true [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L543-3(lines 543 547) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 540 574) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L560(lines 560 569) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L550(lines 550 551) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 540 574) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L861 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 540 574) the Hoare annotation is: true [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L563-1(lines 563 568) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L861 garLoopResultBuilder]: At program point L563-2(lines 563 568) the Hoare annotation is: true [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L563-3(lines 560 569) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 573) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 552) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L549-2(lines 549 552) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L854 garLoopResultBuilder]: At program point L630(line 630) the Hoare annotation is: false [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L630-1(line 630) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 242) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L854 garLoopResultBuilder]: At program point L168-2(lines 168 172) the Hoare annotation is: false [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2021-12-17 07:28:00,089 INFO L858 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L301(line 301) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L334-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L632(line 632) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L632-1(line 632) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 309) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 270) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L302-2(lines 293 310) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L468-1(lines 468 472) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L468-2(lines 468 472) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L468-3(lines 468 472) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L854 garLoopResultBuilder]: At program point L270(line 270) the Hoare annotation is: false [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L270-1(line 270) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2021-12-17 07:28:00,090 INFO L858 garLoopResultBuilder]: For program point L502(lines 502 507) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L502-1(lines 401 530) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L502-2(lines 502 507) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 206) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L854 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L338-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:28:00,091 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 178) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L173-1(lines 166 180) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L173-2(lines 173 178) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L340-1(line 340) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 242) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L274-1(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:28:00,097 INFO L854 garLoopResultBuilder]: At program point L606(lines 606 635) the Hoare annotation is: (and (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_cos_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)))) [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L474(lines 474 480) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 412) the Hoare annotation is: false [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L342(line 342) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L408-3(lines 408 412) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L276-2(lines 276 277) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L854 garLoopResultBuilder]: At program point L276-3(lines 276 277) the Hoare annotation is: false [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L276-4(lines 274 291) no Hoare annotation was computed. [2021-12-17 07:28:00,098 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 24 85) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L244(lines 196 366) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L854 garLoopResultBuilder]: At program point L343-3(lines 343 347) the Hoare annotation is: false [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L343-4(lines 343 347) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 211 212) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L854 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2021-12-17 07:28:00,099 INFO L858 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L509-1(lines 509 514) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L854 garLoopResultBuilder]: At program point L509-2(lines 509 514) the Hoare annotation is: false [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L509-3(lines 509 514) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L854 garLoopResultBuilder]: At program point L179(lines 166 180) the Hoare annotation is: false [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L854 garLoopResultBuilder]: At program point L609-2(lines 609 613) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L609-3(lines 609 613) no Hoare annotation was computed. [2021-12-17 07:28:00,100 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 490) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L279-1(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L279-3(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L854 garLoopResultBuilder]: At program point L279-4(lines 279 280) the Hoare annotation is: false [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L279-5(lines 279 280) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L313-2(lines 313 316) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L854 garLoopResultBuilder]: At program point L313-3(lines 313 316) the Hoare annotation is: false [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L247-2(lines 247 256) no Hoare annotation was computed. [2021-12-17 07:28:00,101 INFO L858 garLoopResultBuilder]: For program point L313-4(lines 313 316) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L214-2(lines 214 218) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L854 garLoopResultBuilder]: At program point L247-3(lines 247 256) the Hoare annotation is: false [2021-12-17 07:28:00,102 INFO L854 garLoopResultBuilder]: At program point L214-3(lines 214 218) the Hoare annotation is: false [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L247-4(lines 244 272) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L214-4(lines 214 218) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L215-2(lines 215 216) no Hoare annotation was computed. [2021-12-17 07:28:00,102 INFO L854 garLoopResultBuilder]: At program point L215-3(lines 215 216) the Hoare annotation is: false [2021-12-17 07:28:00,102 INFO L858 garLoopResultBuilder]: For program point L215-4(lines 215 216) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L414(lines 414 418) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 255) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L854 garLoopResultBuilder]: At program point L348-3(lines 348 352) the Hoare annotation is: false [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L282-2(lines 282 287) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L348-4(lines 348 352) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L854 garLoopResultBuilder]: At program point L282-3(lines 282 287) the Hoare annotation is: false [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L282-4(lines 282 287) no Hoare annotation was computed. [2021-12-17 07:28:00,103 INFO L854 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2021-12-17 07:28:00,103 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 253) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L515-2(lines 515 518) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L854 garLoopResultBuilder]: At program point L515-3(lines 515 518) the Hoare annotation is: false [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L515-4(lines 515 518) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L854 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L284-4(lines 284 285) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L648(lines 648 651) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2021-12-17 07:28:00,104 INFO L858 garLoopResultBuilder]: For program point L450-2(lines 450 482) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L854 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L649(line 649) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 634) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 489) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L854 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2021-12-17 07:28:00,105 INFO L858 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2021-12-17 07:28:00,105 INFO L854 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= |ULTIMATE.start_cos_double_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_cos_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_isnan_double_#res#1| (_ bv1 32))) [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L854 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: false [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L617-1(line 617) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L419(lines 419 443) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L353-2(lines 353 354) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L854 garLoopResultBuilder]: At program point L353-3(lines 353 354) the Hoare annotation is: false [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L353-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 442) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point L619(lines 619 634) no Hoare annotation was computed. [2021-12-17 07:28:00,106 INFO L854 garLoopResultBuilder]: At program point L289(lines 196 366) the Hoare annotation is: false [2021-12-17 07:28:00,106 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L223-3(lines 223 227) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L223-4(lines 223 227) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L861 garLoopResultBuilder]: At program point L653(lines 637 654) the Hoare annotation is: true [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L521-1(lines 521 522) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L422(lines 422 429) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L521-3(lines 521 522) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L521-4(lines 521 522) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L422-2(lines 422 429) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L257-1(lines 244 272) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L456-2(lines 456 460) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L324(lines 324 364) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L258(lines 258 265) the Hoare annotation is: false [2021-12-17 07:28:00,107 INFO L858 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2021-12-17 07:28:00,107 INFO L854 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 528) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L624(lines 624 633) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L492(lines 492 495) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L854 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L327-4(lines 324 364) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L625(line 625) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L229(line 229) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L854 garLoopResultBuilder]: At program point L626(line 626) the Hoare annotation is: false [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L626-1(line 626) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L329-1(line 329) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L296-1(lines 296 299) no Hoare annotation was computed. [2021-12-17 07:28:00,108 INFO L854 garLoopResultBuilder]: At program point L296-3(lines 296 299) the Hoare annotation is: false [2021-12-17 07:28:00,108 INFO L858 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 649) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L627(line 627) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 481) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 450 482) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L854 garLoopResultBuilder]: At program point L628(line 628) the Hoare annotation is: false [2021-12-17 07:28:00,109 INFO L858 garLoopResultBuilder]: For program point L628-1(line 628) no Hoare annotation was computed. [2021-12-17 07:28:00,109 INFO L854 garLoopResultBuilder]: At program point L529(lines 401 530) the Hoare annotation is: false [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L331(line 331) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L331-2(line 331) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L497-1(lines 497 501) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L854 garLoopResultBuilder]: At program point L497-2(lines 497 501) the Hoare annotation is: false [2021-12-17 07:28:00,110 INFO L854 garLoopResultBuilder]: At program point L365(lines 195 366) the Hoare annotation is: false [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L332(line 332) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2021-12-17 07:28:00,110 INFO L861 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 584 604) the Hoare annotation is: true [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 584 604) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 596) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L593-2(lines 593 596) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L587-1(lines 587 591) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L861 garLoopResultBuilder]: At program point L587-2(lines 587 591) the Hoare annotation is: true [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 584 604) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2021-12-17 07:28:00,111 INFO L858 garLoopResultBuilder]: For program point L594(lines 594 595) no Hoare annotation was computed. [2021-12-17 07:28:00,114 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-17 07:28:00,115 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:28:00,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:28:00 BoogieIcfgContainer [2021-12-17 07:28:00,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:28:00,130 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:28:00,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:28:00,130 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:28:00,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:26:37" (3/4) ... [2021-12-17 07:28:00,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 07:28:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2021-12-17 07:28:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2021-12-17 07:28:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2021-12-17 07:28:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2021-12-17 07:28:00,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2021-12-17 07:28:00,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-12-17 07:28:00,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-17 07:28:00,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 07:28:00,172 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:28:00,172 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:28:00,173 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && \result == 1bv32 [2021-12-17 07:28:00,238 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 07:28:00,238 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:28:00,239 INFO L158 Benchmark]: Toolchain (without parser) took 137330.60ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 47.4MB in the beginning and 31.8MB in the end (delta: 15.6MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,239 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:28:00,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.73ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 31.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.73ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 31.3MB in the beginning and 69.1MB in the end (delta: -37.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,240 INFO L158 Benchmark]: Boogie Preprocessor took 95.07ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 61.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,240 INFO L158 Benchmark]: RCFGBuilder took 54345.79ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 43.7MB in the end (delta: 17.8MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,240 INFO L158 Benchmark]: TraceAbstraction took 82221.98ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 56.4MB in the end (delta: -13.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,241 INFO L158 Benchmark]: Witness Printer took 108.35ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 31.8MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-17 07:28:00,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.73ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 31.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.73ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 31.3MB in the beginning and 69.1MB in the end (delta: -37.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.07ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 61.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 54345.79ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 43.7MB in the end (delta: 17.8MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * TraceAbstraction took 82221.98ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 56.4MB in the end (delta: -13.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 108.35ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 31.8MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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 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] * 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: 649]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 82.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 74.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 24 mSolverCounterUnknown, 317 SdHoareTripleChecker+Valid, 74.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 305 mSDsluCounter, 3351 SdHoareTripleChecker+Invalid, 70.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 13 IncrementalHoareTripleChecker+Unchecked, 2318 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 163 IncrementalHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1033 mSDtfsCounter, 163 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=304occurred in iteration=2, 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, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 164 PreInvPairs, 168 NumberOfFragments, 139 HoareAnnotationTreeSize, 164 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 305 SizeOfPredicates, 21 NumberOfNonLiveVariables, 984 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: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant [2021-12-17 07:28:00,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,270 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,274 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && \result == 1bv32 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 609]: Loop Invariant [2021-12-17 07:28:00,275 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,275 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,276 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,276 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:28:00,276 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-17 07:28:00,276 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-12-17 07:28:00,479 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-12-17 07:28:00,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE