/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/float-benchs/sin_interpolated_negation.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 16:45:38,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 16:45:38,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 16:45:38,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 16:45:38,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 16:45:38,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 16:45:38,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 16:45:38,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 16:45:38,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 16:45:38,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 16:45:38,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 16:45:38,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 16:45:38,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 16:45:38,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 16:45:38,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 16:45:38,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 16:45:38,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 16:45:38,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 16:45:38,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 16:45:38,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 16:45:38,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 16:45:38,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 16:45:38,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 16:45:38,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 16:45:38,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-31 16:45:38,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-31 16:45:38,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-31 16:45:38,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-31 16:45:38,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-31 16:45:38,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-31 16:45:38,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-31 16:45:38,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-31 16:45:38,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-31 16:45:38,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-31 16:45:38,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-31 16:45:38,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-31 16:45:38,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-31 16:45:38,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-31 16:45:38,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 16:45:38,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 16:45:38,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 16:45:38,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 16:45:38,190 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 16:45:38,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 16:45:38,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 16:45:38,192 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 16:45:38,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 16:45:38,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 16:45:38,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 16:45:38,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 16:45:38,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 16:45:38,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 16:45:38,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 16:45:38,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 16:45:38,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:45:38,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 16:45:38,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 16:45:38,195 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 16:45:38,195 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 16:45:38,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 16:45:38,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 16:45:38,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 16:45:38,405 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 16:45:38,406 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 16:45:38,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sin_interpolated_negation.c [2022-01-31 16:45:38,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48685838/5879c460b5e54493b1e10edca06c3a4f/FLAGc377fbe9a [2022-01-31 16:45:38,867 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 16:45:38,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sin_interpolated_negation.c [2022-01-31 16:45:38,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48685838/5879c460b5e54493b1e10edca06c3a4f/FLAGc377fbe9a [2022-01-31 16:45:38,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48685838/5879c460b5e54493b1e10edca06c3a4f [2022-01-31 16:45:38,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 16:45:38,900 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 16:45:38,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 16:45:38,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 16:45:38,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 16:45:38,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:45:38" (1/1) ... [2022-01-31 16:45:38,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531baf91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:38, skipping insertion in model container [2022-01-31 16:45:38,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:45:38" (1/1) ... [2022-01-31 16:45:38,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 16:45:38,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 16:45:39,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sin_interpolated_negation.c[684,697] [2022-01-31 16:45:39,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:45:39,253 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 16:45:39,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sin_interpolated_negation.c[684,697] [2022-01-31 16:45:39,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:45:39,346 INFO L208 MainTranslator]: Completed translation [2022-01-31 16:45:39,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39 WrapperNode [2022-01-31 16:45:39,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 16:45:39,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 16:45:39,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 16:45:39,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 16:45:39,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 16:45:39,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 16:45:39,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 16:45:39,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 16:45:39,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:39,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:45:39,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:45:39,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-31 16:45:39,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-31 16:45:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 16:45:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 16:45:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 16:45:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-01-31 16:45:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-01-31 16:45:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-01-31 16:45:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-01-31 16:45:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-01-31 16:45:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2022-01-31 16:45:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 16:45:39,507 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 16:45:39,507 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 16:45:39,507 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 16:45:39,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 16:45:39,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2022-01-31 16:45:39,508 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-01-31 16:45:39,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-01-31 16:45:39,510 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-01-31 16:45:39,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 16:45:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-01-31 16:45:39,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 16:45:39,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 16:45:39,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 16:45:39,584 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 16:45:39,585 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 16:45:39,981 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 16:45:39,986 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 16:45:39,986 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-31 16:45:39,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:45:39 BoogieIcfgContainer [2022-01-31 16:45:39,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 16:45:39,989 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 16:45:39,989 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 16:45:39,990 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 16:45:39,992 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:45:39" (1/1) ... [2022-01-31 16:45:40,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:45:40 BasicIcfg [2022-01-31 16:45:40,012 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 16:45:40,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 16:45:40,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 16:45:40,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 16:45:40,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:45:38" (1/4) ... [2022-01-31 16:45:40,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4d5ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:45:40, skipping insertion in model container [2022-01-31 16:45:40,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:45:39" (2/4) ... [2022-01-31 16:45:40,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4d5ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:45:40, skipping insertion in model container [2022-01-31 16:45:40,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:45:39" (3/4) ... [2022-01-31 16:45:40,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4d5ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:45:40, skipping insertion in model container [2022-01-31 16:45:40,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:45:40" (4/4) ... [2022-01-31 16:45:40,019 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_negation.cJordan [2022-01-31 16:45:40,023 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 16:45:40,023 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 16:45:40,066 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 16:45:40,074 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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 [2022-01-31 16:45:40,074 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 16:45:40,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 34 states have internal predecessors, (41), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-01-31 16:45:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-01-31 16:45:40,097 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:45:40,097 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:45:40,098 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:45:40,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:45:40,103 INFO L85 PathProgramCache]: Analyzing trace with hash -736463790, now seen corresponding path program 1 times [2022-01-31 16:45:40,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:45:40,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232739522] [2022-01-31 16:45:40,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:45:40,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:45:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:45:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-01-31 16:45:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-01-31 16:45:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-01-31 16:45:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-01-31 16:45:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:45:40,429 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-01-31 16:45:40,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:45:40,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232739522] [2022-01-31 16:45:40,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232739522] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:45:40,430 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:45:40,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-31 16:45:40,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726151060] [2022-01-31 16:45:40,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:45:40,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-31 16:45:40,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:45:40,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-31 16:45:40,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 16:45:40,459 INFO L87 Difference]: Start difference. First operand has 55 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 34 states have internal predecessors, (41), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-01-31 16:45:40,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:45:40,539 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2022-01-31 16:45:40,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-31 16:45:40,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 61 [2022-01-31 16:45:40,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:45:40,547 INFO L225 Difference]: With dead ends: 55 [2022-01-31 16:45:40,548 INFO L226 Difference]: Without dead ends: 50 [2022-01-31 16:45:40,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 16:45:40,556 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 35 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:45:40,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 54 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 16:45:40,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-01-31 16:45:40,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-01-31 16:45:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 30 states have internal predecessors, (34), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-01-31 16:45:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 57 transitions. [2022-01-31 16:45:40,583 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 57 transitions. Word has length 61 [2022-01-31 16:45:40,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:45:40,584 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 57 transitions. [2022-01-31 16:45:40,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-01-31 16:45:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2022-01-31 16:45:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-01-31 16:45:40,586 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:45:40,586 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:45:40,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 16:45:40,587 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:45:40,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:45:40,588 INFO L85 PathProgramCache]: Analyzing trace with hash 32706225, now seen corresponding path program 1 times [2022-01-31 16:45:40,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:45:40,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631261405] [2022-01-31 16:45:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:45:40,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:45:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:45:40,651 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 16:45:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:45:40,716 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-31 16:45:40,716 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 16:45:40,717 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 16:45:40,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 16:45:40,722 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-31 16:45:40,724 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 16:45:40,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:45:40 BasicIcfg [2022-01-31 16:45:40,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 16:45:40,753 INFO L158 Benchmark]: Toolchain (without parser) took 1852.48ms. Allocated memory was 184.5MB in the beginning and 260.0MB in the end (delta: 75.5MB). Free memory was 130.3MB in the beginning and 126.7MB in the end (delta: 3.5MB). Peak memory consumption was 78.1MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,753 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 184.5MB. Free memory is still 147.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 16:45:40,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.50ms. Allocated memory was 184.5MB in the beginning and 260.0MB in the end (delta: 75.5MB). Free memory was 130.1MB in the beginning and 222.1MB in the end (delta: -92.0MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,754 INFO L158 Benchmark]: Boogie Preprocessor took 64.13ms. Allocated memory is still 260.0MB. Free memory was 222.1MB in the beginning and 218.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,754 INFO L158 Benchmark]: RCFGBuilder took 576.17ms. Allocated memory is still 260.0MB. Free memory was 218.5MB in the beginning and 196.4MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,755 INFO L158 Benchmark]: IcfgTransformer took 23.51ms. Allocated memory is still 260.0MB. Free memory was 196.4MB in the beginning and 194.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,755 INFO L158 Benchmark]: TraceAbstraction took 738.31ms. Allocated memory is still 260.0MB. Free memory was 193.8MB in the beginning and 126.7MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. [2022-01-31 16:45:40,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 184.5MB. Free memory is still 147.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 443.50ms. Allocated memory was 184.5MB in the beginning and 260.0MB in the end (delta: 75.5MB). Free memory was 130.1MB in the beginning and 222.1MB in the end (delta: -92.0MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.13ms. Allocated memory is still 260.0MB. Free memory was 222.1MB in the beginning and 218.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 576.17ms. Allocated memory is still 260.0MB. Free memory was 218.5MB in the beginning and 196.4MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * IcfgTransformer took 23.51ms. Allocated memory is still 260.0MB. Free memory was 196.4MB in the beginning and 194.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 738.31ms. Allocated memory is still 260.0MB. Free memory was 193.8MB in the beginning and 126.7MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of to_int at line 121, overapproximation of someUnaryDOUBLEoperation at line 142, overapproximation of someBinaryArithmeticDOUBLEoperation at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of to_real at line 122. Possible FailurePath: [L20-L112] const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 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-0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [\old(T)=null, \old(T)=null, T={4:0}] [L148] double a, aa, r; [L150] a = -360 VAL [T={4:0}] [L150] COND TRUE a <= 360 [L151] aa = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not(aa >= a / 2. && aa <= (a+1.) / 2.) VAL [\old(cond)=1, T={4:0}] [L15] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, T={4:0}] [L152] RET assume_abort_if_not(aa >= a / 2. && aa <= (a+1.) / 2.) VAL [a=2916, T={4:0}] [L154] CALL, EXPR SIN(aa) VAL [\old(x)=2916, T={4:0}] [L142] COND TRUE x<0 VAL [\old(x)=2916, T={4:0}, x=2916] [L142] CALL, EXPR SIN_POS(-x) VAL [T={4:0}] [L136] COND TRUE x>180 VAL [\old(x)=2901, T={4:0}, x=2901] [L136] CALL, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L130] COND TRUE x<0 VAL [\old(x)=2914, T={4:0}, x=2914] [L130] CALL, EXPR SIN_0_180(-x) VAL [T={4:0}] [L117] double dx, i_dx, v_inf; [L118] double v_sup; [L119] int i; [L120] dx = 2*x [L121] i = dx [L122] i_dx = i [L123] EXPR T[i] [L123] v_inf = T[i] [L124] EXPR T[i+1] [L124] v_sup = T[i+1] [L125] return v_inf + (dx - i_dx) * (v_sup - v_inf); VAL [\old(x)=2897, i=-2, T={4:0}, v_inf=2902, v_sup=2917, x=2897] [L130] RET, EXPR SIN_0_180(-x) VAL [\old(x)=2914, SIN_0_180(-x)=2918, T={4:0}, x=2914] [L130] return -SIN_0_180(-x); [L136] RET, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [\old(x)=2901, SIN_180(x-360.*(int)((x+180.)/360.))=2912, T={4:0}, x=2901] [L136] return SIN_180(x-360.*(int)((x+180.)/360.)); [L142] RET, EXPR SIN_POS(-x) VAL [\old(x)=2916, SIN_POS(-x)=2912, T={4:0}, x=2916] [L142] return -SIN_POS(-x); [L154] RET, EXPR SIN(aa) VAL [a=2916, SIN(aa)=2903, T={4:0}] [L154] CALL, EXPR SIN(-aa) VAL [T={4:0}] [L142] COND TRUE x<0 VAL [\old(x)=2913, T={4:0}, x=2913] [L142] CALL, EXPR SIN_POS(-x) VAL [T={4:0}] [L136] COND TRUE x>180 VAL [\old(x)=2906, T={4:0}, x=2906] [L136] CALL, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L130] COND TRUE x<0 VAL [\old(x)=2910, T={4:0}, x=2910] [L130] CALL, EXPR SIN_0_180(-x) VAL [T={4:0}] [L117] double dx, i_dx, v_inf; [L118] double v_sup; [L119] int i; [L120] dx = 2*x [L121] i = dx [L122] i_dx = i [L123] EXPR T[i] [L123] v_inf = T[i] [L124] EXPR T[i+1] [L124] v_sup = T[i+1] [L125] return v_inf + (dx - i_dx) * (v_sup - v_inf); VAL [\old(x)=2908, i=-4, T={4:0}, v_inf=2907, v_sup=2911, x=2908] [L130] RET, EXPR SIN_0_180(-x) VAL [\old(x)=2910, SIN_0_180(-x)=2900, T={4:0}, x=2910] [L130] return -SIN_0_180(-x); [L136] RET, EXPR SIN_180(x-360.*(int)((x+180.)/360.)) VAL [\old(x)=2906, SIN_180(x-360.*(int)((x+180.)/360.))=2898, T={4:0}, x=2906] [L136] return SIN_180(x-360.*(int)((x+180.)/360.)); [L142] RET, EXPR SIN_POS(-x) VAL [\old(x)=2913, SIN_POS(-x)=2898, T={4:0}, x=2913] [L142] return -SIN_POS(-x); [L154] RET, EXPR SIN(-aa) VAL [a=2916, SIN(-aa)=2899, SIN(aa)=2903, T={4:0}] [L154] r = SIN(aa) + SIN(-aa) [L156] CALL __VERIFIER_assert(r >= -0.06 && r <= 0.06) VAL [\old(cond)=0, T={4:0}] [L17] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={4:0}] [L17] reach_error() VAL [\old(cond)=0, cond=0, T={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 45 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 35 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 51 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 21/21 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-01-31 16:45:40,794 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...