./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240a.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/float_req_bl_0240a.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 0c81c3d0d7e1b9bcd4411bed34dfa8ee32f2bfa8f4274792bbcae40e9257ffc1 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:43:46,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:43:46,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:43:46,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:43:46,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:43:46,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:43:46,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:43:46,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:43:46,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:43:46,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:43:46,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:43:46,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:43:46,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:43:46,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:43:46,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:43:46,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:43:46,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:43:46,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:43:46,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:43:46,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:43:46,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:43:46,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:43:46,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:43:46,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:43:46,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:43:46,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:43:46,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:43:46,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:43:46,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:43:46,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:43:46,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:43:46,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:43:46,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:43:46,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:43:46,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:43:46,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:43:46,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:43:46,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:43:46,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:43:46,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:43:46,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:43:46,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 07:43:46,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:43:46,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:43:46,593 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:43:46,593 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:43:46,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:43:46,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:43:46,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:43:46,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:43:46,595 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:43:46,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:43:46,597 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:43:46,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 07:43:46,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:43:46,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:43:46,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:43:46,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:43:46,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:43:46,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:43:46,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:43:46,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:43:46,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:43:46,600 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:43:46,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:43:46,601 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:43:46,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c81c3d0d7e1b9bcd4411bed34dfa8ee32f2bfa8f4274792bbcae40e9257ffc1 [2021-12-17 07:43:46,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:43:46,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:43:46,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:43:46,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:43:46,900 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:43:46,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2021-12-17 07:43:46,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc48457ef/87412eee121d469ea89e60a692b76b81/FLAG45bacc661 [2021-12-17 07:43:47,509 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:43:47,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2021-12-17 07:43:47,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc48457ef/87412eee121d469ea89e60a692b76b81/FLAG45bacc661 [2021-12-17 07:43:47,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc48457ef/87412eee121d469ea89e60a692b76b81 [2021-12-17 07:43:47,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:43:47,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:43:47,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:43:47,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:43:47,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:43:47,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:43:47" (1/1) ... [2021-12-17 07:43:47,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e8452e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:47, skipping insertion in model container [2021-12-17 07:43:47,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:43:47" (1/1) ... [2021-12-17 07:43:47,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:43:47,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:43:48,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c[15875,15888] [2021-12-17 07:43:48,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:43:48,232 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:43:48,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c[15875,15888] [2021-12-17 07:43:48,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:43:48,397 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:43:48,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48 WrapperNode [2021-12-17 07:43:48,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:43:48,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:43:48,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:43:48,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:43:48,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,512 INFO L137 Inliner]: procedures = 26, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1139 [2021-12-17 07:43:48,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:43:48,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:43:48,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:43:48,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:43:48,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:43:48,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:43:48,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:43:48,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:43:48,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (1/1) ... [2021-12-17 07:43:48,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:43:48,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:43:48,693 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 07:43:48,716 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 07:43:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-17 07:43:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-17 07:43:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:43:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:43:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-17 07:43:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 07:43:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-17 07:43:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-17 07:43:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-17 07:43:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-17 07:43:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-17 07:43:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 07:43:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-17 07:43:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-17 07:43:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-17 07:43:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 07:43:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:43:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:43:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:43:48,901 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:43:48,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:43:49,840 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:43:49,848 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:43:49,849 INFO L301 CfgBuilder]: Removed 59 assume(true) statements. [2021-12-17 07:43:49,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:43:49 BoogieIcfgContainer [2021-12-17 07:43:49,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:43:49,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:43:49,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:43:49,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:43:49,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:43:47" (1/3) ... [2021-12-17 07:43:49,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198a65bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:43:49, skipping insertion in model container [2021-12-17 07:43:49,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:48" (2/3) ... [2021-12-17 07:43:49,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198a65bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:43:49, skipping insertion in model container [2021-12-17 07:43:49,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:43:49" (3/3) ... [2021-12-17 07:43:49,859 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0240a.c [2021-12-17 07:43:49,864 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:43:49,865 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:43:49,909 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:43:49,925 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 07:43:49,926 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:43:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:43:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:43:49,954 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:43:49,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:43:49,956 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:43:49,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:43:49,961 INFO L85 PathProgramCache]: Analyzing trace with hash -709379349, now seen corresponding path program 1 times [2021-12-17 07:43:49,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:43:49,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729666040] [2021-12-17 07:43:49,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:43:49,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:43:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:43:50,293 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 07:43:50,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 07:43:50,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729666040] [2021-12-17 07:43:50,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729666040] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:43:50,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:43:50,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:43:50,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476730224] [2021-12-17 07:43:50,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:43:50,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:43:50,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 07:43:50,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:43:50,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:43:50,345 INFO L87 Difference]: Start difference. First operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:43:50,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:43:50,395 INFO L93 Difference]: Finished difference Result 488 states and 812 transitions. [2021-12-17 07:43:50,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:43:50,398 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 07:43:50,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:43:50,407 INFO L225 Difference]: With dead ends: 488 [2021-12-17 07:43:50,408 INFO L226 Difference]: Without dead ends: 242 [2021-12-17 07:43:50,413 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 07:43:50,417 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:43:50,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:43:50,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-12-17 07:43:50,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-12-17 07:43:50,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 225 states have (on average 1.3955555555555557) internal successors, (314), 225 states have internal predecessors, (314), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:43:50,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 338 transitions. [2021-12-17 07:43:50,506 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 338 transitions. Word has length 10 [2021-12-17 07:43:50,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:43:50,506 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 338 transitions. [2021-12-17 07:43:50,507 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 07:43:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 338 transitions. [2021-12-17 07:43:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:43:50,509 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:43:50,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:43:50,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 07:43:50,510 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:43:50,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:43:50,514 INFO L85 PathProgramCache]: Analyzing trace with hash 759304673, now seen corresponding path program 1 times [2021-12-17 07:43:50,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 07:43:50,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585205255] [2021-12-17 07:43:50,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:43:50,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 07:43:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:43:50,662 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-17 07:43:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 07:43:50,790 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-17 07:43:50,791 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-17 07:43:50,792 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:43:50,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 07:43:50,797 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-17 07:43:50,800 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:43:50,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:43:50 BoogieIcfgContainer [2021-12-17 07:43:50,843 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:43:50,843 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:43:50,843 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:43:50,844 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:43:50,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:43:49" (3/4) ... [2021-12-17 07:43:50,847 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-17 07:43:50,847 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:43:50,848 INFO L158 Benchmark]: Toolchain (without parser) took 3015.48ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 46.4MB in the beginning and 52.7MB in the end (delta: -6.2MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,849 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 79.7MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:43:50,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.55ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 57.2MB in the end (delta: -11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.63ms. Allocated memory is still 98.6MB. Free memory was 57.2MB in the beginning and 50.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,854 INFO L158 Benchmark]: Boogie Preprocessor took 123.61ms. Allocated memory is still 98.6MB. Free memory was 50.0MB in the beginning and 68.4MB in the end (delta: -18.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,854 INFO L158 Benchmark]: RCFGBuilder took 1201.77ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 68.4MB in the beginning and 77.6MB in the end (delta: -9.1MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,855 INFO L158 Benchmark]: TraceAbstraction took 989.98ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 52.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-12-17 07:43:50,857 INFO L158 Benchmark]: Witness Printer took 3.81ms. Allocated memory is still 123.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:43:50,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 79.7MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.55ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 57.2MB in the end (delta: -11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.63ms. Allocated memory is still 98.6MB. Free memory was 57.2MB in the beginning and 50.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.61ms. Allocated memory is still 98.6MB. Free memory was 50.0MB in the beginning and 68.4MB in the end (delta: -18.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1201.77ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 68.4MB in the beginning and 77.6MB in the end (delta: -9.1MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * TraceAbstraction took 989.98ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 52.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Witness Printer took 3.81ms. Allocated memory is still 123.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 631]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someUnaryDOUBLEoperation at line 510, overapproximation of bitwiseAnd at line 597, overapproximation of someBinaryArithmeticFLOAToperation at line 602. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L93-L95] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L168] static const int init_jk_krempio[] = {4, 7, 9}; [L170-L174] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L176-L178] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L353-L371] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L373-L379] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L381-L390] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L510-L513] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L537-L540] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L577-L585] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L626] float x = 1.0f / 0.0f; [L627] CALL, EXPR sin_float(x) [L588] float y[2], z = 0.0; [L589] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L592] ieee_float_shape_type gf_u; [L593] gf_u.value = (x) [L594] EXPR gf_u.word [L594] (ix) = gf_u.word [L597] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L598] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L601] COND TRUE !((ix) < 0x7f800000L) [L602] return x - x; [L602] return x - x; VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, z=0, zero_krempio=0, zero_rempio=0] [L627] RET, EXPR sin_float(x) [L627] float res = sin_float(x); [L630] CALL, EXPR isnan_float(res) [L14] return x != x; VAL [\old(x)=1000000000000000000000000000001, \result=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000001, zero_krempio=0, zero_rempio=0] [L630] RET, EXPR isnan_float(res) [L630] COND TRUE !isnan_float(res) [L631] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 341 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, 341 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=245occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-17 07:43:50,914 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/float_req_bl_0240a.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 0c81c3d0d7e1b9bcd4411bed34dfa8ee32f2bfa8f4274792bbcae40e9257ffc1 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:43:52,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:43:52,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:43:52,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:43:52,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:43:52,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:43:52,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:43:52,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:43:52,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:43:52,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:43:52,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:43:53,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:43:53,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:43:53,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:43:53,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:43:53,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:43:53,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:43:53,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:43:53,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:43:53,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:43:53,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:43:53,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:43:53,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:43:53,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:43:53,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:43:53,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:43:53,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:43:53,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:43:53,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:43:53,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:43:53,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:43:53,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:43:53,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:43:53,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:43:53,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:43:53,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:43:53,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:43:53,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:43:53,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:43:53,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:43:53,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:43:53,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 07:43:53,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:43:53,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:43:53,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:43:53,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:43:53,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:43:53,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:43:53,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:43:53,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:43:53,088 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:43:53,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:43:53,089 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:43:53,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:43:53,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:43:53,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:43:53,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:43:53,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:43:53,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 07:43:53,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 07:43:53,090 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 07:43:53,091 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:43:53,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:43:53,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:43:53,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:43:53,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:43:53,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:43:53,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:43:53,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:43:53,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:43:53,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:43:53,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:43:53,094 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 07:43:53,094 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 07:43:53,094 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:43:53,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:43:53,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:43:53,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:43:53,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 07:43:53,095 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c81c3d0d7e1b9bcd4411bed34dfa8ee32f2bfa8f4274792bbcae40e9257ffc1 [2021-12-17 07:43:53,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:43:53,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:43:53,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:43:53,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:43:53,476 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:43:53,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2021-12-17 07:43:53,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd170f97c/bca2d0924142410aa2b9c1973feb988e/FLAG6b5fa8fa1 [2021-12-17 07:43:54,071 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:43:54,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2021-12-17 07:43:54,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd170f97c/bca2d0924142410aa2b9c1973feb988e/FLAG6b5fa8fa1 [2021-12-17 07:43:54,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd170f97c/bca2d0924142410aa2b9c1973feb988e [2021-12-17 07:43:54,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:43:54,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:43:54,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:43:54,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:43:54,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:43:54,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:43:54" (1/1) ... [2021-12-17 07:43:54,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3dcfb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:54, skipping insertion in model container [2021-12-17 07:43:54,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:43:54" (1/1) ... [2021-12-17 07:43:54,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:43:54,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:43:54,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c[15875,15888] [2021-12-17 07:43:54,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:43:54,911 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 07:43:55,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c[15875,15888] [2021-12-17 07:43:55,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 07:43:55,081 INFO L208 MainTranslator]: Completed translation [2021-12-17 07:43:55,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55 WrapperNode [2021-12-17 07:43:55,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 07:43:55,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 07:43:55,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 07:43:55,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 07:43:55,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,198 INFO L137 Inliner]: procedures = 30, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1137 [2021-12-17 07:43:55,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 07:43:55,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 07:43:55,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 07:43:55,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 07:43:55,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 07:43:55,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 07:43:55,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 07:43:55,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 07:43:55,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (1/1) ... [2021-12-17 07:43:55,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:43:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 07:43:55,358 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 07:43:55,361 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 07:43:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-17 07:43:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-17 07:43:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 07:43:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-17 07:43:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-17 07:43:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 07:43:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-12-17 07:43:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-17 07:43:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-17 07:43:55,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-17 07:43:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-17 07:43:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-17 07:43:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-12-17 07:43:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-17 07:43:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-17 07:43:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-12-17 07:43:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 07:43:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 07:43:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-17 07:43:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 07:43:55,647 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 07:43:55,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 07:44:34,219 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 07:44:34,228 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 07:44:34,229 INFO L301 CfgBuilder]: Removed 59 assume(true) statements. [2021-12-17 07:44:34,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:44:34 BoogieIcfgContainer [2021-12-17 07:44:34,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 07:44:34,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 07:44:34,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 07:44:34,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 07:44:34,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:43:54" (1/3) ... [2021-12-17 07:44:34,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20d9c7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:44:34, skipping insertion in model container [2021-12-17 07:44:34,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:43:55" (2/3) ... [2021-12-17 07:44:34,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20d9c7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:44:34, skipping insertion in model container [2021-12-17 07:44:34,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:44:34" (3/3) ... [2021-12-17 07:44:34,243 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0240a.c [2021-12-17 07:44:34,249 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 07:44:34,249 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 07:44:34,308 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 07:44:34,325 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 07:44:34,325 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 07:44:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:44:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-17 07:44:34,355 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:44:34,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:44:34,356 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:44:34,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:44:34,360 INFO L85 PathProgramCache]: Analyzing trace with hash -709379349, now seen corresponding path program 1 times [2021-12-17 07:44:34,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:44:34,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [518221001] [2021-12-17 07:44:34,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:44:34,374 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:44:34,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:44:34,376 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 07:44:34,379 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 07:44:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:44:36,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2021-12-17 07:44:36,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:44:36,153 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 07:44:36,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:44:36,154 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:44:36,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [518221001] [2021-12-17 07:44:36,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [518221001] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:44:36,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:44:36,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 07:44:36,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998265085] [2021-12-17 07:44:36,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:44:36,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 07:44:36,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:44:36,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 07:44:36,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 07:44:36,193 INFO L87 Difference]: Start difference. First operand has 245 states, 227 states have (on average 1.6607929515418502) internal successors, (377), 228 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:44:36,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:44:36,294 INFO L93 Difference]: Finished difference Result 488 states and 812 transitions. [2021-12-17 07:44:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 07:44:36,296 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 07:44:36,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:44:36,316 INFO L225 Difference]: With dead ends: 488 [2021-12-17 07:44:36,323 INFO L226 Difference]: Without dead ends: 242 [2021-12-17 07:44:36,331 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 07:44:36,339 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:44:36,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 07:44:36,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-12-17 07:44:36,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-12-17 07:44:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 225 states have (on average 1.3955555555555557) internal successors, (314), 225 states have internal predecessors, (314), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 07:44:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 338 transitions. [2021-12-17 07:44:36,394 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 338 transitions. Word has length 10 [2021-12-17 07:44:36,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:44:36,394 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 338 transitions. [2021-12-17 07:44:36,395 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 07:44:36,395 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 338 transitions. [2021-12-17 07:44:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-17 07:44:36,396 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:44:36,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 07:44:36,455 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 07:44:36,598 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 07:44:36,599 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:44:36,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:44:36,600 INFO L85 PathProgramCache]: Analyzing trace with hash 759304673, now seen corresponding path program 1 times [2021-12-17 07:44:36,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:44:36,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587320223] [2021-12-17 07:44:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:44:36,601 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:44:36,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:44:36,608 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 07:44:36,611 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 07:44:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:44:38,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-17 07:44:38,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:44:38,786 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 07:44:38,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:44:38,787 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:44:38,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587320223] [2021-12-17 07:44:38,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587320223] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:44:38,787 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:44:38,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 07:44:38,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308431873] [2021-12-17 07:44:38,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:44:38,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 07:44:38,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:44:38,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 07:44:38,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 07:44:38,791 INFO L87 Difference]: Start difference. First operand 242 states and 338 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 07:44:40,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:43,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:46,049 WARN L534 Checker$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 07:44:48,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:50,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:51,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:52,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:54,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:44:56,528 WARN L534 Checker$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 07:44:58,904 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:01,626 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:03,812 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:05,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:07,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:09,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:11,466 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:15,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:20,605 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:22,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-17 07:45:25,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:45:25,288 INFO L93 Difference]: Finished difference Result 345 states and 474 transitions. [2021-12-17 07:45:25,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 07:45:25,304 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 07:45:25,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:45:25,307 INFO L225 Difference]: With dead ends: 345 [2021-12-17 07:45:25,307 INFO L226 Difference]: Without dead ends: 340 [2021-12-17 07:45:25,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-17 07:45:25,309 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 291 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 11 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 1491 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.2s IncrementalHoareTripleChecker+Time [2021-12-17 07:45:25,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [302 Valid, 1491 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 210 Invalid, 13 Unknown, 0 Unchecked, 46.2s Time] [2021-12-17 07:45:25,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2021-12-17 07:45:25,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 285. [2021-12-17 07:45:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 262 states have (on average 1.3702290076335877) internal successors, (359), 263 states have internal predecessors, (359), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-17 07:45:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 391 transitions. [2021-12-17 07:45:25,342 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 391 transitions. Word has length 11 [2021-12-17 07:45:25,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:45:25,342 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 391 transitions. [2021-12-17 07:45:25,343 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 07:45:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 391 transitions. [2021-12-17 07:45:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-17 07:45:25,344 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:45:25,344 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 07:45:25,399 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 07:45:25,550 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 07:45:25,550 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:45:25,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:45:25,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1840153707, now seen corresponding path program 1 times [2021-12-17 07:45:25,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:45:25,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739992811] [2021-12-17 07:45:25,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:45:25,552 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:45:25,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:45:25,554 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 07:45:25,556 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 07:45:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:45:27,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:45:27,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:45:27,507 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 07:45:27,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:45:27,508 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:45:27,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739992811] [2021-12-17 07:45:27,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739992811] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:45:27,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:45:27,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 07:45:27,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364480037] [2021-12-17 07:45:27,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:45:27,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 07:45:27,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:45:27,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 07:45:27,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:45:27,510 INFO L87 Difference]: Start difference. First operand 285 states and 391 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 07:45:27,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:45:27,523 INFO L93 Difference]: Finished difference Result 300 states and 407 transitions. [2021-12-17 07:45:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 07:45:27,524 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 07:45:27,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:45:27,529 INFO L225 Difference]: With dead ends: 300 [2021-12-17 07:45:27,529 INFO L226 Difference]: Without dead ends: 283 [2021-12-17 07:45:27,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:45:27,533 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 0 mSDsluCounter, 655 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:45:27,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 985 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 6 Unchecked, 0.0s Time] [2021-12-17 07:45:27,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2021-12-17 07:45:27,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2021-12-17 07:45:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 261 states have (on average 1.367816091954023) internal successors, (357), 262 states have internal predecessors, (357), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-17 07:45:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 387 transitions. [2021-12-17 07:45:27,561 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 387 transitions. Word has length 20 [2021-12-17 07:45:27,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:45:27,562 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 387 transitions. [2021-12-17 07:45:27,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 07:45:27,562 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 387 transitions. [2021-12-17 07:45:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-17 07:45:27,567 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 07:45:27,567 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 07:45:27,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-17 07:45:27,774 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 07:45:27,775 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 07:45:27,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 07:45:27,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1362280166, now seen corresponding path program 1 times [2021-12-17 07:45:27,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-17 07:45:27,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089473449] [2021-12-17 07:45:27,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 07:45:27,777 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-17 07:45:27,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-17 07:45:27,778 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 07:45:27,780 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 07:45:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 07:45:29,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 07:45:29,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 07:45:29,754 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 07:45:29,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 07:45:29,754 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-17 07:45:29,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1089473449] [2021-12-17 07:45:29,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1089473449] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 07:45:29,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 07:45:29,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 07:45:29,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147871972] [2021-12-17 07:45:29,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 07:45:29,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 07:45:29,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-17 07:45:29,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 07:45:29,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:45:29,756 INFO L87 Difference]: Start difference. First operand 283 states and 387 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 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 07:45:29,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 07:45:29,760 INFO L93 Difference]: Finished difference Result 283 states and 387 transitions. [2021-12-17 07:45:29,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 07:45:29,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 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 07:45:29,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 07:45:29,761 INFO L225 Difference]: With dead ends: 283 [2021-12-17 07:45:29,767 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 07:45:29,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 07:45:29,769 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 07:45:29,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 4 Unchecked, 0.0s Time] [2021-12-17 07:45:29,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 07:45:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 07:45:29,771 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 07:45:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 07:45:29,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-12-17 07:45:29,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 07:45:29,771 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 07:45:29,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 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 07:45:29,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 07:45:29,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 07:45:29,774 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 07:45:29,829 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 07:45:29,975 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 07:45:29,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 07:45:30,484 INFO L858 garLoopResultBuilder]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2021-12-17 07:45:30,484 INFO L861 garLoopResultBuilder]: At program point L545-2(lines 545 549) the Hoare annotation is: true [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L545-3(lines 545 549) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L562(lines 562 570) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 553) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L861 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 542 575) the Hoare annotation is: true [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 542 575) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L861 garLoopResultBuilder]: At program point L565-2(lines 565 569) the Hoare annotation is: true [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L565-3(lines 562 570) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 574) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 554) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L551-2(lines 551 554) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 542 575) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 73 91) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 89) no Hoare annotation was computed. [2021-12-17 07:45:30,485 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 73 91) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L85-2(lines 85 89) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L861 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: true [2021-12-17 07:45:30,486 INFO L861 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 73 91) the Hoare annotation is: true [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L80-1(lines 73 91) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 73 91) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 534) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 515 535) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 526) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L861 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 515 535) the Hoare annotation is: true [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 527) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L524-2(lines 524 527) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L518-1(lines 518 522) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L861 garLoopResultBuilder]: At program point L518-2(lines 518 522) the Hoare annotation is: true [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 515 535) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L518-3(lines 518 522) no Hoare annotation was computed. [2021-12-17 07:45:30,486 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 633) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 240) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L854 garLoopResultBuilder]: At program point L333-3(lines 333 337) the Hoare annotation is: false [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L267-2(lines 267 272) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L333-4(lines 333 337) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L854 garLoopResultBuilder]: At program point L267-3(lines 267 272) the Hoare annotation is: false [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L267-4(lines 267 272) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2021-12-17 07:45:30,487 INFO L858 garLoopResultBuilder]: For program point L598(lines 598 616) no Hoare annotation was computed. [2021-12-17 07:45:30,488 INFO L858 garLoopResultBuilder]: For program point L499-1(lines 499 500) no Hoare annotation was computed. [2021-12-17 07:45:30,488 INFO L854 garLoopResultBuilder]: At program point L499-3(lines 499 500) the Hoare annotation is: false [2021-12-17 07:45:30,488 INFO L858 garLoopResultBuilder]: For program point L499-4(lines 499 500) no Hoare annotation was computed. [2021-12-17 07:45:30,488 INFO L858 garLoopResultBuilder]: For program point L235(lines 235 238) no Hoare annotation was computed. [2021-12-17 07:45:30,488 INFO L854 garLoopResultBuilder]: At program point L599(line 599) the Hoare annotation is: false [2021-12-17 07:45:30,488 INFO L858 garLoopResultBuilder]: For program point L599-1(line 599) no Hoare annotation was computed. [2021-12-17 07:45:30,488 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 480) no Hoare annotation was computed. [2021-12-17 07:45:30,489 INFO L858 garLoopResultBuilder]: For program point L269-2(lines 269 270) no Hoare annotation was computed. [2021-12-17 07:45:30,489 INFO L854 garLoopResultBuilder]: At program point L269-3(lines 269 270) the Hoare annotation is: false [2021-12-17 07:45:30,489 INFO L858 garLoopResultBuilder]: For program point L269-4(lines 269 270) no Hoare annotation was computed. [2021-12-17 07:45:30,489 INFO L858 garLoopResultBuilder]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2021-12-17 07:45:30,490 INFO L854 garLoopResultBuilder]: At program point L303-3(lines 303 307) the Hoare annotation is: false [2021-12-17 07:45:30,490 INFO L858 garLoopResultBuilder]: For program point L303-4(lines 303 307) no Hoare annotation was computed. [2021-12-17 07:45:30,490 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 40) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L601(lines 601 616) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L502(lines 502 506) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L304-2(lines 304 305) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L854 garLoopResultBuilder]: At program point L304-3(lines 304 305) the Hoare annotation is: false [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L304-4(lines 304 305) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L861 garLoopResultBuilder]: At program point L635(lines 619 636) the Hoare annotation is: true [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L404(lines 404 408) no Hoare annotation was computed. [2021-12-17 07:45:30,491 INFO L858 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L854 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2021-12-17 07:45:30,492 INFO L858 garLoopResultBuilder]: For program point L338-4(lines 309 349) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L858 garLoopResultBuilder]: For program point L41(lines 41 45) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L858 garLoopResultBuilder]: For program point L42(lines 42 43) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L858 garLoopResultBuilder]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L854 garLoopResultBuilder]: At program point L274(lines 181 351) the Hoare annotation is: false [2021-12-17 07:45:30,492 INFO L858 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2021-12-17 07:45:30,492 INFO L854 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2021-12-17 07:45:30,492 INFO L854 garLoopResultBuilder]: At program point L208-4(lines 208 212) the Hoare annotation is: false [2021-12-17 07:45:30,493 INFO L858 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2021-12-17 07:45:30,493 INFO L858 garLoopResultBuilder]: For program point L440-2(lines 440 472) no Hoare annotation was computed. [2021-12-17 07:45:30,493 INFO L858 garLoopResultBuilder]: For program point L242-1(lines 229 257) no Hoare annotation was computed. [2021-12-17 07:45:30,493 INFO L858 garLoopResultBuilder]: For program point L606(lines 606 615) no Hoare annotation was computed. [2021-12-17 07:45:30,493 INFO L854 garLoopResultBuilder]: At program point L507(lines 392 508) the Hoare annotation is: false [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L474(lines 474 479) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L854 garLoopResultBuilder]: At program point L309(lines 309 349) the Hoare annotation is: false [2021-12-17 07:45:30,494 INFO L854 garLoopResultBuilder]: At program point L243(lines 243 250) the Hoare annotation is: false [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L607(line 607) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 433) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L310(line 310) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L854 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: false [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L608-1(line 608) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L858 garLoopResultBuilder]: For program point L410(lines 410 432) no Hoare annotation was computed. [2021-12-17 07:45:30,494 INFO L854 garLoopResultBuilder]: At program point L14(line 14) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start_sin_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_isnan_float_#res#1| (_ bv1 32))) [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L609(line 609) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L312-2(lines 312 313) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L854 garLoopResultBuilder]: At program point L312-3(lines 312 313) the Hoare annotation is: false [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L312-4(lines 309 349) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L48(lines 48 51) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L854 garLoopResultBuilder]: At program point L610(line 610) the Hoare annotation is: false [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L610-1(line 610) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L412(lines 412 419) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L412-2(lines 412 419) no Hoare annotation was computed. [2021-12-17 07:45:30,495 INFO L858 garLoopResultBuilder]: For program point L247(line 247) no Hoare annotation was computed. [2021-12-17 07:45:30,496 INFO L858 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2021-12-17 07:45:30,497 INFO L858 garLoopResultBuilder]: For program point L611(line 611) no Hoare annotation was computed. [2021-12-17 07:45:30,497 INFO L858 garLoopResultBuilder]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2021-12-17 07:45:30,498 INFO L854 garLoopResultBuilder]: At program point L446-2(lines 446 450) the Hoare annotation is: false [2021-12-17 07:45:30,498 INFO L858 garLoopResultBuilder]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2021-12-17 07:45:30,498 INFO L858 garLoopResultBuilder]: For program point L314-1(line 314) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L281-1(lines 281 284) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L854 garLoopResultBuilder]: At program point L281-3(lines 281 284) the Hoare annotation is: false [2021-12-17 07:45:30,499 INFO L854 garLoopResultBuilder]: At program point L612(line 612) the Hoare annotation is: false [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L612-1(line 612) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L854 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2021-12-17 07:45:30,499 INFO L854 garLoopResultBuilder]: At program point L614(line 614) the Hoare annotation is: false [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L614-1(line 614) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 485) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L854 garLoopResultBuilder]: At program point L350(lines 180 351) the Hoare annotation is: false [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L53(lines 53 57) no Hoare annotation was computed. [2021-12-17 07:45:30,499 INFO L858 garLoopResultBuilder]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L219(lines 219 227) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L854 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L854 garLoopResultBuilder]: At program point L286(line 286) the Hoare annotation is: false [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L286-1(line 286) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L854 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L319-4(lines 309 349) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 471) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L452-1(lines 440 472) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L287(lines 287 294) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 255) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L854 garLoopResultBuilder]: At program point L287-2(lines 278 295) the Hoare annotation is: false [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L321-1(line 321) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L854 garLoopResultBuilder]: At program point L255(line 255) the Hoare annotation is: false [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L255-1(line 255) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 160) no Hoare annotation was computed. [2021-12-17 07:45:30,500 INFO L858 garLoopResultBuilder]: For program point L156-1(lines 149 162) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L190(lines 190 191) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L854 garLoopResultBuilder]: At program point L58(lines 18 59) the Hoare annotation is: false [2021-12-17 07:45:30,501 INFO L854 garLoopResultBuilder]: At program point L587(lines 587 617) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start_sin_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)))) [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L854 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L488-3(lines 488 492) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L323-2(lines 323 324) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 227) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L854 garLoopResultBuilder]: At program point L323-3(lines 323 324) the Hoare annotation is: false [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L323-4(lines 309 349) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L423(lines 423 430) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L423-2(lines 423 430) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L325-1(line 325) no Hoare annotation was computed. [2021-12-17 07:45:30,501 INFO L858 garLoopResultBuilder]: For program point L226(lines 226 227) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L259-1(lines 181 351) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L226-2(lines 181 351) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L28(lines 28 52) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L854 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L458-3(lines 458 462) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L854 garLoopResultBuilder]: At program point L161(lines 149 162) the Hoare annotation is: false [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L29(lines 29 46) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L854 garLoopResultBuilder]: At program point L591-2(lines 591 595) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_sin_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L591-3(lines 591 595) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L261-2(lines 261 262) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L854 garLoopResultBuilder]: At program point L261-3(lines 261 262) the Hoare annotation is: false [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L261-4(lines 259 276) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 36) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L858 garLoopResultBuilder]: For program point L493-2(lines 493 496) no Hoare annotation was computed. [2021-12-17 07:45:30,502 INFO L854 garLoopResultBuilder]: At program point L493-3(lines 493 496) the Hoare annotation is: false [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L493-4(lines 493 496) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L229(lines 181 351) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L854 garLoopResultBuilder]: At program point L328-3(lines 328 332) the Hoare annotation is: false [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L328-4(lines 328 332) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L854 garLoopResultBuilder]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 35) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L197-2(line 197) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L264-1(lines 264 265) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L858 garLoopResultBuilder]: For program point L264-3(lines 264 265) no Hoare annotation was computed. [2021-12-17 07:45:30,503 INFO L854 garLoopResultBuilder]: At program point L264-4(lines 264 265) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L264-5(lines 264 265) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L298-2(lines 298 301) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L854 garLoopResultBuilder]: At program point L298-3(lines 298 301) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L232-2(lines 232 241) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L298-4(lines 298 301) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L199-2(lines 199 203) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L854 garLoopResultBuilder]: At program point L232-3(lines 232 241) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L854 garLoopResultBuilder]: At program point L199-3(lines 199 203) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L232-4(lines 229 257) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L199-4(lines 199 203) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 470) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L854 garLoopResultBuilder]: At program point L398-2(lines 398 402) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L398-3(lines 398 402) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L200-2(lines 200 201) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L854 garLoopResultBuilder]: At program point L200-3(lines 200 201) the Hoare annotation is: false [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L200-4(lines 200 201) no Hoare annotation was computed. [2021-12-17 07:45:30,504 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 133) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L114-1(lines 114 118) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L861 garLoopResultBuilder]: At program point L114-2(lines 114 118) the Hoare annotation is: true [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L114-3(lines 114 118) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L110(lines 110 111) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L135(lines 135 138) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L861 garLoopResultBuilder]: At program point L127-2(lines 127 131) the Hoare annotation is: true [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L127-3(lines 127 131) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 97 147) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L861 garLoopResultBuilder]: At program point L136(line 136) the Hoare annotation is: true [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L136-1(line 136) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 125) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 121) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 122) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 97 147) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L112-2(lines 112 122) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L861 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 97 147) the Hoare annotation is: true [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L108(lines 108 109) no Hoare annotation was computed. [2021-12-17 07:45:30,505 INFO L858 garLoopResultBuilder]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L861 garLoopResultBuilder]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L141-3(lines 141 145) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L861 garLoopResultBuilder]: At program point L125(line 125) the Hoare annotation is: true [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L125-1(line 125) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L861 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: true [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L138-1(line 138) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 139) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 101 105) no Hoare annotation was computed. [2021-12-17 07:45:30,506 INFO L861 garLoopResultBuilder]: At program point L101-2(lines 101 105) the Hoare annotation is: true [2021-12-17 07:45:30,506 INFO L858 garLoopResultBuilder]: For program point L101-3(lines 101 105) no Hoare annotation was computed. [2021-12-17 07:45:30,509 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-17 07:45:30,510 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 07:45:30,520 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,523 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,525 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,525 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,525 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,525 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,526 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,526 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,529 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 07:45:30 BoogieIcfgContainer [2021-12-17 07:45:30,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 07:45:30,530 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 07:45:30,530 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 07:45:30,531 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 07:45:30,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:44:34" (3/4) ... [2021-12-17 07:45:30,534 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 07:45:30,540 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2021-12-17 07:45:30,541 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2021-12-17 07:45:30,541 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2021-12-17 07:45:30,541 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2021-12-17 07:45:30,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2021-12-17 07:45:30,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-12-17 07:45:30,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 07:45:30,566 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 07:45:30,590 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-17 07:45:30,590 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && \result == 1bv32 [2021-12-17 07:45:30,787 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 07:45:30,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 07:45:30,788 INFO L158 Benchmark]: Toolchain (without parser) took 96350.45ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 40.4MB in the end (delta: 1.2MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,788 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:45:30,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.43ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.4MB in the beginning and 55.6MB in the end (delta: -14.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.79ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 48.5MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,789 INFO L158 Benchmark]: Boogie Preprocessor took 129.18ms. Allocated memory is still 79.7MB. Free memory was 48.5MB in the beginning and 40.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,789 INFO L158 Benchmark]: RCFGBuilder took 38901.50ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 34.9MB in the end (delta: 6.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,790 INFO L158 Benchmark]: TraceAbstraction took 56293.76ms. Allocated memory is still 79.7MB. Free memory was 34.5MB in the beginning and 33.0MB in the end (delta: 1.5MB). Peak memory consumption was 334.2kB. Max. memory is 16.1GB. [2021-12-17 07:45:30,790 INFO L158 Benchmark]: Witness Printer took 257.21ms. Allocated memory is still 79.7MB. Free memory was 33.0MB in the beginning and 40.4MB in the end (delta: -7.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-17 07:45:30,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.43ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.4MB in the beginning and 55.6MB in the end (delta: -14.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.79ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 48.5MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.18ms. Allocated memory is still 79.7MB. Free memory was 48.5MB in the beginning and 40.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 38901.50ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 34.9MB in the end (delta: 6.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * TraceAbstraction took 56293.76ms. Allocated memory is still 79.7MB. Free memory was 34.5MB in the beginning and 33.0MB in the end (delta: 1.5MB). Peak memory consumption was 334.2kB. Max. memory is 16.1GB. * Witness Printer took 257.21ms. Allocated memory is still 79.7MB. Free memory was 33.0MB in the beginning and 40.4MB in the end (delta: -7.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 631]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 56.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 46.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 302 SdHoareTripleChecker+Valid, 46.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 291 mSDsluCounter, 2823 SdHoareTripleChecker+Invalid, 44.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 10 IncrementalHoareTripleChecker+Unchecked, 1844 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 210 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 979 mSDtfsCounter, 210 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=285occurred in iteration=2, InterpolantAutomatonStates: 17, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 161 PreInvPairs, 165 NumberOfFragments, 130 HoareAnnotationTreeSize, 161 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 5.6s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 9 QuantifiedInterpolants, 248 SizeOfPredicates, 21 NumberOfNonLiveVariables, 1562 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant [2021-12-17 07:45:30,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant [2021-12-17 07:45:30,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && \result == 1bv32 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant [2021-12-17 07:45:30,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,810 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,810 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,810 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,810 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-12-17 07:45:30,810 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-12-17 07:45:31,038 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 07:45:31,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE