java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0662a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 01:42:21,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 01:42:21,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 01:42:21,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 01:42:21,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 01:42:21,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 01:42:21,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 01:42:21,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 01:42:21,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 01:42:21,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 01:42:21,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 01:42:21,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 01:42:21,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 01:42:21,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 01:42:21,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 01:42:21,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 01:42:21,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 01:42:21,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 01:42:21,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 01:42:21,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 01:42:21,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 01:42:21,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 01:42:21,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 01:42:21,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 01:42:21,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 01:42:21,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 01:42:21,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 01:42:21,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 01:42:21,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 01:42:21,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 01:42:21,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 01:42:21,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 01:42:21,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 01:42:21,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 01:42:21,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 01:42:21,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 01:42:21,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 01:42:21,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 01:42:21,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 01:42:21,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 01:42:21,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 01:42:21,468 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 01:42:21,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 01:42:21,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 01:42:21,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 01:42:21,493 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 01:42:21,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 01:42:21,493 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 01:42:21,494 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 01:42:21,494 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 01:42:21,494 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 01:42:21,494 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 01:42:21,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 01:42:21,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 01:42:21,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 01:42:21,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 01:42:21,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 01:42:21,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 01:42:21,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 01:42:21,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 01:42:21,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 01:42:21,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 01:42:21,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 01:42:21,499 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 01:42:21,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 01:42:21,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 01:42:21,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 01:42:21,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 01:42:21,500 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 01:42:21,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 01:42:21,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 01:42:21,500 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 01:42:21,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 01:42:21,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 01:42:21,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 01:42:21,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 01:42:21,570 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 01:42:21,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0662a.c [2019-09-10 01:42:21,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275118ed3/17b55aba9421419bae12ff2563fdfb4e/FLAGf4668f134 [2019-09-10 01:42:22,088 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 01:42:22,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0662a.c [2019-09-10 01:42:22,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275118ed3/17b55aba9421419bae12ff2563fdfb4e/FLAGf4668f134 [2019-09-10 01:42:22,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275118ed3/17b55aba9421419bae12ff2563fdfb4e [2019-09-10 01:42:22,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 01:42:22,469 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 01:42:22,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 01:42:22,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 01:42:22,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 01:42:22,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:42:22" (1/1) ... [2019-09-10 01:42:22,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669c114d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:22, skipping insertion in model container [2019-09-10 01:42:22,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:42:22" (1/1) ... [2019-09-10 01:42:22,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 01:42:22,532 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 01:42:22,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:42:22,929 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 01:42:23,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:42:23,094 INFO L192 MainTranslator]: Completed translation [2019-09-10 01:42:23,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23 WrapperNode [2019-09-10 01:42:23,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 01:42:23,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 01:42:23,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 01:42:23,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 01:42:23,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... [2019-09-10 01:42:23,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 01:42:23,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 01:42:23,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 01:42:23,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 01:42:23,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 01:42:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 01:42:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 01:42:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-10 01:42:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2019-09-10 01:42:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2019-09-10 01:42:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 01:42:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 01:42:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-10 01:42:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-10 01:42:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 01:42:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-10 01:42:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 01:42:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 01:42:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 01:42:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-10 01:42:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 01:42:24,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 01:42:24,041 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-10 01:42:24,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:42:24 BoogieIcfgContainer [2019-09-10 01:42:24,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 01:42:24,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 01:42:24,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 01:42:24,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 01:42:24,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 01:42:22" (1/3) ... [2019-09-10 01:42:24,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4e8bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:42:24, skipping insertion in model container [2019-09-10 01:42:24,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:42:23" (2/3) ... [2019-09-10 01:42:24,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4e8bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:42:24, skipping insertion in model container [2019-09-10 01:42:24,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:42:24" (3/3) ... [2019-09-10 01:42:24,053 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0662a.c [2019-09-10 01:42:24,064 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 01:42:24,073 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 01:42:24,089 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 01:42:24,112 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 01:42:24,112 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 01:42:24,112 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 01:42:24,112 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 01:42:24,113 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 01:42:24,113 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 01:42:24,113 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 01:42:24,113 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 01:42:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2019-09-10 01:42:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-09-10 01:42:24,141 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 01:42:24,142 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 01:42:24,144 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 01:42:24,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 01:42:24,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1926331035, now seen corresponding path program 1 times [2019-09-10 01:42:24,151 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 01:42:24,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:42:24,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:42:24,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:42:24,195 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 01:42:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-10 01:42:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-10 01:42:24,671 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-10 01:42:24,706 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967295 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-10 01:42:24,708 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967314 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-10 01:42:24,708 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967309 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-10 01:42:24,708 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967302 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-10 01:42:24,709 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-10 01:42:24,709 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967311 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-10 01:42:24,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 01:42:24 BoogieIcfgContainer [2019-09-10 01:42:24,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 01:42:24,728 INFO L168 Benchmark]: Toolchain (without parser) took 2257.33 ms. Allocated memory was 138.4 MB in the beginning and 235.9 MB in the end (delta: 97.5 MB). Free memory was 94.5 MB in the beginning and 198.2 MB in the end (delta: -103.6 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,729 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.76 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 94.3 MB in the beginning and 172.1 MB in the end (delta: -77.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,731 INFO L168 Benchmark]: Boogie Preprocessor took 114.29 ms. Allocated memory is still 200.3 MB. Free memory was 172.1 MB in the beginning and 168.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,732 INFO L168 Benchmark]: RCFGBuilder took 831.49 ms. Allocated memory is still 200.3 MB. Free memory was 168.9 MB in the beginning and 120.4 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,733 INFO L168 Benchmark]: TraceAbstraction took 680.77 ms. Allocated memory was 200.3 MB in the beginning and 235.9 MB in the end (delta: 35.7 MB). Free memory was 120.4 MB in the beginning and 198.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2019-09-10 01:42:24,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 625.76 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 94.3 MB in the beginning and 172.1 MB in the end (delta: -77.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.29 ms. Allocated memory is still 200.3 MB. Free memory was 172.1 MB in the beginning and 168.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 831.49 ms. Allocated memory is still 200.3 MB. Free memory was 168.9 MB in the beginning and 120.4 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 680.77 ms. Allocated memory was 200.3 MB in the beginning and 235.9 MB in the end (delta: 35.7 MB). Free memory was 120.4 MB in the beginning and 198.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967295 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967314 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967309 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967302 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967311 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 260]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of bitwiseAnd at line 160. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=4294967306, \old(one_atan)=4294967291, \old(pi)=4294967297, \old(pi_lo_atan2)=4294967313, \old(pi_o_2)=4294967292, \old(pi_o_4)=4294967294, \old(tiny_atan2)=4294967310, \old(zero_atan2)=4294967308, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L251] double x = -0.0; [L252] double y = __VERIFIER_nondet_double(); [L254] COND TRUE y < 0.0 VAL [aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L256] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=0, \old(y)=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [\old(x)=0, \old(y)=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [\old(x)=0, \old(y)=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, lx=4294967298, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [\old(x)=0, \old(y)=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, hy=-6, lx=4294967298, ly=4294967303, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [\old(x)=0, \old(y)=-7, \result=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, hy=-6, lx=4294967298, ly=4294967303, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L256] RET, EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=-7, aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L259] COND TRUE res != -pi_o_2 VAL [aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=-7, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] [L260] __VERIFIER_error() VAL [aT_atan={-3:0}, atanhi_atan={-5:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=-7, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=-7, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...