./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c49991d9d00d9a8f949918eb2f11d96d2e43e5c095ed6a075a1c267b2fbdf3ca --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:24:40,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:24:40,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:24:40,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:24:40,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:24:40,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:24:40,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:24:40,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:24:40,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:24:40,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:24:40,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:24:40,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:24:40,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:24:40,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:24:40,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:24:40,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:24:40,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:24:40,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:24:40,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:24:40,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:24:40,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:24:40,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:24:40,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:24:40,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:24:40,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:24:40,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:24:40,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:24:40,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:24:40,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:24:40,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:24:40,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:24:40,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:24:40,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:24:40,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:24:40,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:24:40,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:24:40,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:24:40,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:24:40,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:24:40,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:24:40,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:24:40,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:24:40,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:24:40,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:24:40,638 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:24:40,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:24:40,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:24:40,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:24:40,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:24:40,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:24:40,640 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:24:40,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:24:40,641 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:24:40,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:24:40,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:24:40,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:24:40,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:24:40,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:24:40,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:24:40,643 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:24:40,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:24:40,643 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:24:40,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:24:40,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:24:40,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:24:40,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:24:40,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:24:40,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:24:40,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:24:40,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:24:40,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:24:40,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:24:40,646 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:24:40,646 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:24:40,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:24:40,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49991d9d00d9a8f949918eb2f11d96d2e43e5c095ed6a075a1c267b2fbdf3ca [2022-02-20 16:24:40,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:24:40,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:24:40,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:24:40,867 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:24:40,867 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:24:40,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c [2022-02-20 16:24:40,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825ffbff3/aa4d04b441604d958aebddb6b623abc8/FLAG6d375f8c5 [2022-02-20 16:24:41,266 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:24:41,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c [2022-02-20 16:24:41,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825ffbff3/aa4d04b441604d958aebddb6b623abc8/FLAG6d375f8c5 [2022-02-20 16:24:41,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825ffbff3/aa4d04b441604d958aebddb6b623abc8 [2022-02-20 16:24:41,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:24:41,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:24:41,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:24:41,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:24:41,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:24:41,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c5f1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41, skipping insertion in model container [2022-02-20 16:24:41,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:24:41,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:24:41,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c[690,703] [2022-02-20 16:24:41,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:24:41,526 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:24:41,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c[690,703] [2022-02-20 16:24:41,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:24:41,597 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:24:41,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41 WrapperNode [2022-02-20 16:24:41,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:24:41,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:24:41,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:24:41,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:24:41,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,719 INFO L137 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 404 [2022-02-20 16:24:41,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:24:41,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:24:41,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:24:41,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:24:41,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:24:41,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:24:41,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:24:41,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:24:41,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (1/1) ... [2022-02-20 16:24:41,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:24:41,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:24:41,841 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) [2022-02-20 16:24:41,857 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 [2022-02-20 16:24:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:24:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-02-20 16:24:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-02-20 16:24:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:24:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-02-20 16:24:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-02-20 16:24:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-02-20 16:24:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-02-20 16:24:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-02-20 16:24:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:24:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:24:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-02-20 16:24:41,940 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:24:41,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:24:42,306 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:24:42,312 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:24:42,312 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 16:24:42,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:24:42 BoogieIcfgContainer [2022-02-20 16:24:42,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:24:42,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:24:42,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:24:42,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:24:42,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:24:41" (1/3) ... [2022-02-20 16:24:42,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4888b5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:24:42, skipping insertion in model container [2022-02-20 16:24:42,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:41" (2/3) ... [2022-02-20 16:24:42,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4888b5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:24:42, skipping insertion in model container [2022-02-20 16:24:42,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:24:42" (3/3) ... [2022-02-20 16:24:42,321 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_loose.c [2022-02-20 16:24:42,325 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:24:42,325 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:24:42,380 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:24:42,388 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:24:42,388 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:24:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:24:42,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-02-20 16:24:42,425 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:24:42,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:24:42,426 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:24:42,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:24:42,432 INFO L85 PathProgramCache]: Analyzing trace with hash 622704025, now seen corresponding path program 1 times [2022-02-20 16:24:42,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:24:42,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984386061] [2022-02-20 16:24:42,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:24:42,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:24:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 16:24:42,682 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 16:24:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 16:24:42,826 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 16:24:42,828 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 16:24:42,829 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 16:24:42,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 16:24:42,834 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-20 16:24:42,836 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 16:24:42,866 FATAL L489 DefaultTranslator]: Callstack has procedure call flag but succeeding procedure is empty at [CALL] call #t~ret11 := SIN_POS(~x); [2022-02-20 16:24:42,869 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: callstack broken after backtranslation by InlinerBacktranslator at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:607) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-20 16:24:42,872 INFO L158 Benchmark]: Toolchain (without parser) took 1584.20ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 61.0MB in the beginning and 77.6MB in the end (delta: -16.6MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,873 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:24:42,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.59ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 59.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.20ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 53.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,877 INFO L158 Benchmark]: Boogie Preprocessor took 71.36ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 46.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,877 INFO L158 Benchmark]: RCFGBuilder took 517.64ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 46.7MB in the beginning and 74.1MB in the end (delta: -27.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,878 INFO L158 Benchmark]: TraceAbstraction took 555.10ms. Allocated memory is still 111.1MB. Free memory was 73.6MB in the beginning and 77.6MB in the end (delta: -4.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2022-02-20 16:24:42,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.59ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 59.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.20ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 53.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.36ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 46.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 517.64ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 46.7MB in the beginning and 74.1MB in the end (delta: -27.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 555.10ms. Allocated memory is still 111.1MB. Free memory was 73.6MB in the beginning and 77.6MB in the end (delta: -4.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: AssertionError: callstack broken after backtranslation by InlinerBacktranslator de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: callstack broken after backtranslation by InlinerBacktranslator: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-20 16:24:42,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c49991d9d00d9a8f949918eb2f11d96d2e43e5c095ed6a075a1c267b2fbdf3ca --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:24:44,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:24:44,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:24:44,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:24:44,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:24:44,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:24:44,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:24:44,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:24:44,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:24:44,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:24:44,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:24:44,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:24:44,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:24:44,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:24:44,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:24:44,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:24:44,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:24:44,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:24:44,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:24:44,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:24:44,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:24:44,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:24:44,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:24:44,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:24:44,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:24:44,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:24:44,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:24:44,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:24:44,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:24:44,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:24:44,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:24:44,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:24:44,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:24:44,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:24:44,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:24:44,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:24:44,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:24:44,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:24:44,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:24:44,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:24:44,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:24:44,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-02-20 16:24:44,834 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:24:44,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:24:44,836 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:24:44,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:24:44,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:24:44,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:24:44,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:24:44,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:24:44,839 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:24:44,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:24:44,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:24:44,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 16:24:44,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 16:24:44,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 16:24:44,842 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:24:44,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:24:44,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:24:44,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:24:44,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:24:44,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:24:44,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:24:44,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:24:44,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:24:44,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:24:44,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:24:44,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 16:24:44,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 16:24:44,851 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:24:44,852 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:24:44,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:24:44,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 16:24:44,852 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49991d9d00d9a8f949918eb2f11d96d2e43e5c095ed6a075a1c267b2fbdf3ca [2022-02-20 16:24:45,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:24:45,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:24:45,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:24:45,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:24:45,182 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:24:45,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c [2022-02-20 16:24:45,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24095d6fd/2a84878ac2aa4423a950ac5352fa45d7/FLAG4572737d3 [2022-02-20 16:24:45,677 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:24:45,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c [2022-02-20 16:24:45,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24095d6fd/2a84878ac2aa4423a950ac5352fa45d7/FLAG4572737d3 [2022-02-20 16:24:45,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24095d6fd/2a84878ac2aa4423a950ac5352fa45d7 [2022-02-20 16:24:45,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:24:45,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:24:45,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:24:45,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:24:45,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:24:45,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:24:45" (1/1) ... [2022-02-20 16:24:45,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c8133a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:45, skipping insertion in model container [2022-02-20 16:24:45,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:24:45" (1/1) ... [2022-02-20 16:24:45,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:24:45,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:24:45,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c[690,703] [2022-02-20 16:24:45,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:24:46,027 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:24:46,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_loose.c[690,703] [2022-02-20 16:24:46,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:24:46,155 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:24:46,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46 WrapperNode [2022-02-20 16:24:46,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:24:46,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:24:46,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:24:46,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:24:46,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,273 INFO L137 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 405 [2022-02-20 16:24:46,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:24:46,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:24:46,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:24:46,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:24:46,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:24:46,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:24:46,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:24:46,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:24:46,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (1/1) ... [2022-02-20 16:24:46,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:24:46,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:24:46,416 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) [2022-02-20 16:24:46,448 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 [2022-02-20 16:24:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:24:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-02-20 16:24:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-02-20 16:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-02-20 16:24:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 16:24:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-02-20 16:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-02-20 16:24:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-02-20 16:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-02-20 16:24:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-02-20 16:24:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:24:46,549 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:24:46,550 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:24:49,736 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:24:49,742 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:24:49,742 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 16:24:49,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:24:49 BoogieIcfgContainer [2022-02-20 16:24:49,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:24:49,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:24:49,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:24:49,748 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:24:49,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:24:45" (1/3) ... [2022-02-20 16:24:49,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51705d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:24:49, skipping insertion in model container [2022-02-20 16:24:49,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:24:46" (2/3) ... [2022-02-20 16:24:49,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51705d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:24:49, skipping insertion in model container [2022-02-20 16:24:49,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:24:49" (3/3) ... [2022-02-20 16:24:49,750 INFO L111 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_loose.c [2022-02-20 16:24:49,754 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:24:49,754 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:24:49,789 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:24:49,794 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:24:49,794 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:24:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:24:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-02-20 16:24:49,831 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:24:49,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:24:49,832 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:24:49,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:24:49,835 INFO L85 PathProgramCache]: Analyzing trace with hash 622704025, now seen corresponding path program 1 times [2022-02-20 16:24:49,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 16:24:49,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002745919] [2022-02-20 16:24:49,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:24:49,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 16:24:49,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 16:24:49,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 16:24:49,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process