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_0920a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 01:43:02,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 01:43:02,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 01:43:02,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 01:43:02,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 01:43:02,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 01:43:02,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 01:43:02,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 01:43:02,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 01:43:02,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 01:43:02,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 01:43:02,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 01:43:02,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 01:43:02,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 01:43:02,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 01:43:02,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 01:43:02,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 01:43:02,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 01:43:02,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 01:43:02,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 01:43:02,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 01:43:02,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 01:43:02,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 01:43:02,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 01:43:02,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-10 01:43:02,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 01:43:02,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 01:43:02,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 01:43:02,747 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 01:43:02,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 01:43:02,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 01:43:02,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 01:43:02,776 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 01:43:02,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 01:43:02,778 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 01:43:02,778 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 01:43:02,778 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 01:43:02,778 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 01:43:02,779 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 01:43:02,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 01:43:02,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 01:43:02,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 01:43:02,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 01:43:02,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 01:43:02,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 01:43:02,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 01:43:02,782 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 01:43:02,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 01:43:02,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 01:43:02,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 01:43:02,783 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 01:43:02,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 01:43:02,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 01:43:02,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 01:43:02,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 01:43:02,784 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 01:43:02,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 01:43:02,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 01:43:02,785 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 01:43:02,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 01:43:02,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 01:43:02,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 01:43:02,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 01:43:02,862 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 01:43:02,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0920a.c [2019-09-10 01:43:02,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2418806b2/d41bd3d460ac4c23ba01f900c421d02e/FLAG34cf09b1d [2019-09-10 01:43:03,449 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 01:43:03,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0920a.c [2019-09-10 01:43:03,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2418806b2/d41bd3d460ac4c23ba01f900c421d02e/FLAG34cf09b1d [2019-09-10 01:43:03,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2418806b2/d41bd3d460ac4c23ba01f900c421d02e [2019-09-10 01:43:03,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 01:43:03,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 01:43:03,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 01:43:03,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 01:43:03,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 01:43:03,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:43:03" (1/1) ... [2019-09-10 01:43:03,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa4c0c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:03, skipping insertion in model container [2019-09-10 01:43:03,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:43:03" (1/1) ... [2019-09-10 01:43:03,818 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 01:43:03,843 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 01:43:04,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:43:04,192 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 01:43:04,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 01:43:04,257 INFO L192 MainTranslator]: Completed translation [2019-09-10 01:43:04,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04 WrapperNode [2019-09-10 01:43:04,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 01:43:04,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 01:43:04,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 01:43:04,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 01:43:04,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (1/1) ... [2019-09-10 01:43:04,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 01:43:04,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 01:43:04,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 01:43:04,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 01:43:04,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (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 01:43:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 01:43:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 01:43:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-09-10 01:43:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2019-09-10 01:43:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2019-09-10 01:43:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-09-10 01:43:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 01:43:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 01:43:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-10 01:43:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-09-10 01:43:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 01:43:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-10 01:43:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 01:43:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 01:43:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2019-09-10 01:43:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 01:43:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 01:43:04,913 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 01:43:04,913 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-10 01:43:04,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:43:04 BoogieIcfgContainer [2019-09-10 01:43:04,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 01:43:04,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 01:43:04,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 01:43:04,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 01:43:04,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 01:43:03" (1/3) ... [2019-09-10 01:43:04,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2366af25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:43:04, skipping insertion in model container [2019-09-10 01:43:04,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:43:04" (2/3) ... [2019-09-10 01:43:04,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2366af25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 01:43:04, skipping insertion in model container [2019-09-10 01:43:04,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:43:04" (3/3) ... [2019-09-10 01:43:04,923 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0920a.c [2019-09-10 01:43:04,933 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 01:43:04,942 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 01:43:04,959 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 01:43:04,987 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 01:43:04,987 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 01:43:04,987 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 01:43:04,987 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 01:43:04,988 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 01:43:04,988 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 01:43:04,988 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 01:43:04,988 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 01:43:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states. [2019-09-10 01:43:05,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-09-10 01:43:05,018 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 01:43:05,019 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 01:43:05,022 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 01:43:05,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 01:43:05,028 INFO L82 PathProgramCache]: Analyzing trace with hash 75547169, now seen corresponding path program 1 times [2019-09-10 01:43:05,031 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 01:43:05,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:43:05,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:43:05,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:43:05,085 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 01:43:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 01:43:05,195 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-10 01:43:05,196 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 01:43:05,196 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 01:43:05,197 INFO L195 CegarAbsIntRunner]: Skipping current iteration for AI because the path program does not contain any loops [2019-09-10 01:43:05,198 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2019-09-10 01:43:05,199 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 01:43:05,199 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-10 01:43:05,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:43:05,219 INFO L289 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2019-09-10 01:43:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 01:43:05,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-10 01:43:05,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-10 01:43:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 01:43:05,331 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-09-10 01:43:05,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-10 01:43:05,376 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-09-10 01:43:05,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-09-10 01:43:05,376 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 01:43:05,381 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 01:43:05,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 01:43:05,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 01:43:05,399 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 3 states. [2019-09-10 01:43:05,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 01:43:05,431 INFO L93 Difference]: Finished difference Result 51 states and 64 transitions. [2019-09-10 01:43:05,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 01:43:05,433 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-09-10 01:43:05,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 01:43:05,444 INFO L225 Difference]: With dead ends: 51 [2019-09-10 01:43:05,444 INFO L226 Difference]: Without dead ends: 45 [2019-09-10 01:43:05,446 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 01:43:05,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-09-10 01:43:05,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-09-10 01:43:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-09-10 01:43:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions. [2019-09-10 01:43:05,486 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 56 transitions. Word has length 24 [2019-09-10 01:43:05,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 01:43:05,486 INFO L475 AbstractCegarLoop]: Abstraction has 45 states and 56 transitions. [2019-09-10 01:43:05,486 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 01:43:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2019-09-10 01:43:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-09-10 01:43:05,488 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 01:43:05,488 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 01:43:05,489 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 01:43:05,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 01:43:05,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1768870639, now seen corresponding path program 1 times [2019-09-10 01:43:05,490 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 01:43:05,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:43:05,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:43:05,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 01:43:05,491 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 01:43:05,529 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-09-10 01:43:05,529 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-09-10 01:43:05,530 INFO L170 anRefinementStrategy]: Switched to traceCheck mode Z3_NO_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-09-10 01:43:05,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 01:43:05,560 INFO L289 anRefinementStrategy]: Using traceCheck mode Z3_NO_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: null) [2019-09-10 01:43:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-10 01:43:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-10 01:43:05,711 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-10 01:43:05,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 01:43:05 BoogieIcfgContainer [2019-09-10 01:43:05,768 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 01:43:05,771 INFO L168 Benchmark]: Toolchain (without parser) took 1966.69 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 88.5 MB in the beginning and 84.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,772 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.52 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 88.3 MB in the beginning and 171.7 MB in the end (delta: -83.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,774 INFO L168 Benchmark]: Boogie Preprocessor took 52.14 ms. Allocated memory is still 198.2 MB. Free memory was 171.7 MB in the beginning and 169.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,775 INFO L168 Benchmark]: RCFGBuilder took 603.90 ms. Allocated memory is still 198.2 MB. Free memory was 169.8 MB in the beginning and 139.5 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,776 INFO L168 Benchmark]: TraceAbstraction took 852.30 ms. Allocated memory is still 198.2 MB. Free memory was 138.8 MB in the beginning and 84.1 MB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. [2019-09-10 01:43:05,780 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 454.52 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 88.3 MB in the beginning and 171.7 MB in the end (delta: -83.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.14 ms. Allocated memory is still 198.2 MB. Free memory was 171.7 MB in the beginning and 169.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 603.90 ms. Allocated memory is still 198.2 MB. Free memory was 169.8 MB in the beginning and 139.5 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 852.30 ms. Allocated memory is still 198.2 MB. Free memory was 138.8 MB in the beginning and 84.1 MB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 59, overapproximation of bitwiseAnd at line 133. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; VAL [\old(Lg1_log)=8, \old(Lg2_log)=2, \old(Lg3_log)=3, \old(Lg4_log)=9, \old(Lg5_log)=5, \old(Lg6_log)=11, \old(Lg7_log)=4, \old(ln2_hi_log)=7, \old(ln2_lo_log)=1, \old(two54_log)=10, \old(zero)=6, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L146] double x = __VERIFIER_nondet_double(); [L148] EXPR x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, x < 0 && isfinite_double(x)=1, zero=0] [L148] CALL, EXPR isfinite_double(x) VAL [\old(x)=-1, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L127] __int32_t hx; VAL [\old(x)=-1, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, zero=0] [L129] ieee_double_shape_type gh_u; [L130] gh_u.value = (x) [L131] EXPR gh_u.parts.msw [L131] (hx) = gh_u.parts.msw [L133] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=-1, \result=-2147475794, hx=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, zero=0] [L148] RET, EXPR isfinite_double(x) VAL [isfinite_double(x)=-2147475794, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, x < 0 && isfinite_double(x)=1, zero=0] [L148] EXPR x < 0 && isfinite_double(x) VAL [isfinite_double(x)=-2147475794, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, x < 0 && isfinite_double(x)=1, zero=0] [L148] COND TRUE (x < 0 && isfinite_double(x)) [L150] CALL, EXPR __ieee754_log(x) VAL [\old(x)=-1, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L46] double hfsq, f, s, z, R, w, t1, t2, dk; [L47] __int32_t k, hx, i, j; [L48] __uint32_t lx; VAL [\old(x)=-1, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, zero=0] [L51] ieee_double_shape_type ew_u; [L52] ew_u.value = (x) [L53] EXPR ew_u.parts.msw [L53] (hx) = ew_u.parts.msw [L54] EXPR ew_u.parts.lsw [L54] (lx) = ew_u.parts.lsw [L57] k = 0 VAL [\old(x)=-1, hx=4335, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=11, two54_log=18014398509481984, x=-1, zero=0] [L58] COND TRUE hx < 0x00100000 VAL [\old(x)=-1, hx=4335, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=11, two54_log=18014398509481984, x=-1, zero=0] [L59] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L60] return -two54_log / zero; VAL [\old(x)=-1, \result=0, hx=4335, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=11, two54_log=18014398509481984, x=-1, zero=0] [L150] RET, EXPR __ieee754_log(x) VAL [__ieee754_log(x)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=-1, zero=0] [L150] double res = __ieee754_log(x); [L153] CALL, EXPR isnan_double(res) VAL [\old(x)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L137] return x != x; VAL [\old(x)=0, \result=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=0, zero=0] [L153] RET, EXPR isnan_double(res) VAL [isnan_double(res)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=0, two54_log=18014398509481984, x=-1, zero=0] [L153] COND TRUE !isnan_double(res) [L154] __VERIFIER_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=0, two54_log=18014398509481984, x=-1, zero=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 62 SDtfs, 0 SDslu, 57 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 154 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...