./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8 --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 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:09:40,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:09:40,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:09:40,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:09:40,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:09:40,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:09:40,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:09:40,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:09:40,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:09:40,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:09:40,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:09:40,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:09:40,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:09:40,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:09:40,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:09:40,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:09:40,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:09:40,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:09:40,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:09:40,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:09:40,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:09:40,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:09:40,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:09:40,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:09:40,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:09:40,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:09:40,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:09:40,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:09:40,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:09:40,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:09:40,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:09:40,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:09:40,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:09:40,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:09:40,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:09:40,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:09:40,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:09:40,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:09:40,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:09:40,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:09:40,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:09:40,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 14:09:40,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:09:40,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:09:40,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:09:40,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:09:40,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:09:40,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:09:40,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:09:40,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:09:40,577 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:09:40,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:09:40,578 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 14:09:40,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:09:40,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 14:09:40,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:09:40,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:09:40,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:09:40,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:09:40,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:09:40,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:09:40,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:09:40,581 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:09:40,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:09:40,582 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:09:40,582 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2022-12-13 14:09:40,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:09:40,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:09:40,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:09:40,787 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:09:40,787 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:09:40,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-13 14:09:43,432 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:09:43,586 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:09:43,587 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-13 14:09:43,593 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/afda0a503/1e798e693bb24f739f9aa9be0dccfd56/FLAG1b48ea20c [2022-12-13 14:09:43,607 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/afda0a503/1e798e693bb24f739f9aa9be0dccfd56 [2022-12-13 14:09:43,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:09:43,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:09:43,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:09:43,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:09:43,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:09:43,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cf4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43, skipping insertion in model container [2022-12-13 14:09:43,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:09:43,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:09:43,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-13 14:09:43,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:09:43,810 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:09:43,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-13 14:09:43,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:09:43,866 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:09:43,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43 WrapperNode [2022-12-13 14:09:43,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:09:43,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:09:43,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:09:43,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:09:43,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,941 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 421 [2022-12-13 14:09:43,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:09:43,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:09:43,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:09:43,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:09:43,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,967 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:09:43,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:09:43,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:09:43,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:09:43,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (1/1) ... [2022-12-13 14:09:43,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:09:43,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:09:43,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:09:44,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:09:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:09:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-12-13 14:09:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-12-13 14:09:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:09:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-12-13 14:09:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-12-13 14:09:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-12-13 14:09:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-12-13 14:09:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-13 14:09:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:09:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:09:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-13 14:09:44,086 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:09:44,088 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:09:44,328 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:09:44,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:09:44,332 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 14:09:44,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:09:44 BoogieIcfgContainer [2022-12-13 14:09:44,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:09:44,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:09:44,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:09:44,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:09:44,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:09:43" (1/3) ... [2022-12-13 14:09:44,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e3033c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:09:44, skipping insertion in model container [2022-12-13 14:09:44,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:43" (2/3) ... [2022-12-13 14:09:44,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e3033c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:09:44, skipping insertion in model container [2022-12-13 14:09:44,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:09:44" (3/3) ... [2022-12-13 14:09:44,340 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2022-12-13 14:09:44,353 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:09:44,353 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:09:44,389 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:09:44,393 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52a9829f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:09:44,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:09:44,396 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) [2022-12-13 14:09:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 14:09:44,402 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:09:44,403 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:09:44,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:09:44,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:09:44,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1232297392, now seen corresponding path program 1 times [2022-12-13 14:09:44,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:09:44,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25212766] [2022-12-13 14:09:44,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:09:44,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:09:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:09:44,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:09:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:09:44,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:09:44,621 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 14:09:44,622 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:09:44,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:09:44,627 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 14:09:44,630 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:09:44,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:09:44 BoogieIcfgContainer [2022-12-13 14:09:44,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:09:44,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:09:44,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:09:44,648 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:09:44,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:09:44" (3/4) ... [2022-12-13 14:09:44,651 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 14:09:44,651 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:09:44,652 INFO L158 Benchmark]: Toolchain (without parser) took 1040.87ms. Allocated memory is still 209.7MB. Free memory was 148.5MB in the beginning and 159.2MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:09:44,652 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:09:44,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.85ms. Allocated memory is still 209.7MB. Free memory was 148.5MB in the beginning and 129.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 14:09:44,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.00ms. Allocated memory is still 209.7MB. Free memory was 128.9MB in the beginning and 179.9MB in the end (delta: -51.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-12-13 14:09:44,653 INFO L158 Benchmark]: Boogie Preprocessor took 29.62ms. Allocated memory is still 209.7MB. Free memory was 179.9MB in the beginning and 175.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 14:09:44,654 INFO L158 Benchmark]: RCFGBuilder took 362.26ms. Allocated memory is still 209.7MB. Free memory was 175.9MB in the beginning and 152.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 14:09:44,654 INFO L158 Benchmark]: TraceAbstraction took 312.19ms. Allocated memory is still 209.7MB. Free memory was 152.5MB in the beginning and 160.1MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:09:44,654 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 209.7MB. Free memory is still 159.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:09:44,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.85ms. Allocated memory is still 209.7MB. Free memory was 148.5MB in the beginning and 129.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.00ms. Allocated memory is still 209.7MB. Free memory was 128.9MB in the beginning and 179.9MB in the end (delta: -51.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.62ms. Allocated memory is still 209.7MB. Free memory was 179.9MB in the beginning and 175.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 362.26ms. Allocated memory is still 209.7MB. Free memory was 175.9MB in the beginning and 152.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 312.19ms. Allocated memory is still 209.7MB. Free memory was 152.5MB in the beginning and 160.1MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 209.7MB. Free memory is still 159.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 18]: 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 122, overapproximation of someUnaryDOUBLEoperation at line 134, overapproximation of someBinaryArithmeticDOUBLEoperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of to_real at line 123. Possible FailurePath: [L21-L113] 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, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 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, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -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, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -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 [T={4:0}] [L152] double a, r; [L154] a = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not(a >= -1e10 && a <= 1e10) [L16] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, T={4:0}] [L155] RET assume_abort_if_not(a >= -1e10 && a <= 1e10) [L157] CALL SIN(a) [L146] COND TRUE x<0 VAL [\old(x)=2900, T={4:0}, x=2900] [L146] CALL SIN_POS(-x) VAL [T={4:0}] [L140] COND TRUE x>180 VAL [\old(x)=2897, T={4:0}, x=2897] [L140] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L134] COND TRUE x<0 VAL [\old(x)=2898, T={4:0}, x=2898] [L134] CALL SIN_0_180(-x) VAL [T={4:0}] [L118] double dx, i_dx, v_inf; [L119] double v_sup; [L120] int i; [L121] dx = 2*x [L122] i = dx [L123] i_dx = i [L125] CALL __VERIFIER_assert(i >= 0 && i+1 < sizeof(T)/sizeof(T[0])) [L18] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, T={4:0}] [L18] reach_error() VAL [\old(cond)=0, cond=0, T={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 14:09:44,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8 --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 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:09:46,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:09:46,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:09:46,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:09:46,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:09:46,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:09:46,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:09:46,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:09:46,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:09:46,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:09:46,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:09:46,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:09:46,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:09:46,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:09:46,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:09:46,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:09:46,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:09:46,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:09:46,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:09:46,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:09:46,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:09:46,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:09:46,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:09:46,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:09:46,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:09:46,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:09:46,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:09:46,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:09:46,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:09:46,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:09:46,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:09:46,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:09:46,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:09:46,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:09:46,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:09:46,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:09:46,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:09:46,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:09:46,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:09:46,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:09:46,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:09:46,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-12-13 14:09:46,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:09:46,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:09:46,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:09:46,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:09:46,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:09:46,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:09:46,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:09:46,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:09:46,336 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:09:46,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:09:46,336 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 14:09:46,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 14:09:46,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 14:09:46,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 14:09:46,338 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 14:09:46,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:09:46,338 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:09:46,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:09:46,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:09:46,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:09:46,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:09:46,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:09:46,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:09:46,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:09:46,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:09:46,340 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 14:09:46,340 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 14:09:46,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:09:46,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:09:46,340 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:09:46,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:09:46,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 14:09:46,341 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:09:46,341 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2022-12-13 14:09:46,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:09:46,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:09:46,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:09:46,614 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:09:46,614 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:09:46,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-13 14:09:49,237 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:09:49,386 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:09:49,386 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-13 14:09:49,392 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/18bc6ba78/52c4867aa0cf44e19fb4448afe88d5ad/FLAGa49b49316 [2022-12-13 14:09:49,406 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/data/18bc6ba78/52c4867aa0cf44e19fb4448afe88d5ad [2022-12-13 14:09:49,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:09:49,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:09:49,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:09:49,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:09:49,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:09:49,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d2f89f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49, skipping insertion in model container [2022-12-13 14:09:49,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:09:49,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:09:49,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-13 14:09:49,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:09:49,635 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:09:49,644 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-13 14:09:49,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:09:49,724 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:09:49,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49 WrapperNode [2022-12-13 14:09:49,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:09:49,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:09:49,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:09:49,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:09:49,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,776 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 422 [2022-12-13 14:09:49,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:09:49,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:09:49,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:09:49,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:09:49,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:09:49,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:09:49,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:09:49,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:09:49,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (1/1) ... [2022-12-13 14:09:49,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:09:49,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:09:49,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:09:49,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:09:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:09:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-12-13 14:09:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-12-13 14:09:49,898 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-12-13 14:09:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 14:09:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-12-13 14:09:49,898 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-12-13 14:09:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-12-13 14:09:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-12-13 14:09:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-12-13 14:09:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:09:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:09:49,969 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:09:49,971 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:09:53,404 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:09:53,409 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:09:53,409 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 14:09:53,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:09:53 BoogieIcfgContainer [2022-12-13 14:09:53,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:09:53,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:09:53,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:09:53,415 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:09:53,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:09:49" (1/3) ... [2022-12-13 14:09:53,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca636aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:09:53, skipping insertion in model container [2022-12-13 14:09:53,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:09:49" (2/3) ... [2022-12-13 14:09:53,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca636aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:09:53, skipping insertion in model container [2022-12-13 14:09:53,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:09:53" (3/3) ... [2022-12-13 14:09:53,418 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2022-12-13 14:09:53,431 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:09:53,431 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:09:53,464 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:09:53,469 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b6c6acc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:09:53,469 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:09:53,472 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) [2022-12-13 14:09:53,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 14:09:53,477 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:09:53,478 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:09:53,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:09:53,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:09:53,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1232297392, now seen corresponding path program 1 times [2022-12-13 14:09:53,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:09:53,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [534815915] [2022-12-13 14:09:53,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:09:53,496 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:09:53,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:09:53,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:09:53,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 14:20:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:20:49,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-13 14:20:49,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:21:06,025 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (and (= |c_SIN_180_#in~x| (fp.sub c_currentRoundingMode .cse0 (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse1))))))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (fp.gt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2022-12-13 14:21:08,125 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (and (= |c_SIN_180_#in~x| (fp.sub c_currentRoundingMode .cse0 (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse1))))))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (fp.gt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2022-12-13 14:21:23,904 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (and (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (= c_SIN_180_~x (fp.sub c_currentRoundingMode .cse0 (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse1))))))) (fp.gt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2022-12-13 14:21:39,715 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse0 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (and (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (= c_SIN_180_~x (fp.sub c_currentRoundingMode .cse0 (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode .cse0 ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse1))))))) (fp.gt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32)))))) (fp.lt c_SIN_180_~x ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2022-12-13 14:22:00,502 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse1 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse0 (fp.sub c_currentRoundingMode .cse1 (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode 360.0))) (fp.mul c_currentRoundingMode .cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ fp.to_sbv 32) roundTowardZero (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 ((_ to_fp 11 53) c_currentRoundingMode 180.0)) .cse2)))))))) (and (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10000000000.0))) (= |c_SIN_0_180_#in~x#1| (fp.neg .cse0)) (fp.gt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv180 32))))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2022-12-13 14:23:13,348 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (.cse5 (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (.cse4 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32))) (.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) (.cse6 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (or (and (or (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse2 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse0 (fp.sub roundNearestTiesToEven .cse2 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse2 .cse7) .cse6))))))) (and (fp.lt .cse0 .cse1) (fp.gt .cse2 .cse3) (not (bvult (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse0))) (_ bv1 32)) (_ bv362 32))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))) (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse9 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse8 (fp.sub roundNearestTiesToEven .cse9 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse9 .cse7) .cse6))))))) (and (fp.lt .cse8 .cse1) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse8))) (_ bv0 32))) (fp.gt .cse9 .cse3) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5)))))) (= (_ bv0 32) |c_SIN_0_180___VERIFIER_assert_~cond#1|)) (and (= (_ bv1 32) |c_SIN_0_180___VERIFIER_assert_~cond#1|) (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse12 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse10 (fp.sub roundNearestTiesToEven .cse12 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse12 .cse7) .cse6))))))) (let ((.cse11 ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse10))))) (and (fp.lt .cse10 .cse1) (bvult (bvadd .cse11 (_ bv1 32)) (_ bv362 32)) (bvsge .cse11 (_ bv0 32)) (fp.gt .cse12 .cse3) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))))))) is different from false [2022-12-13 14:23:57,652 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (.cse4 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (.cse5 (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) (.cse6 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (or (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse2 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse0 (fp.sub roundNearestTiesToEven .cse2 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse2 .cse7) .cse6))))))) (and (fp.lt .cse0 .cse1) (fp.gt .cse2 .cse3) (not (bvult (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse0))) (_ bv1 32)) (_ bv362 32))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))) (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse9 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse8 (fp.sub roundNearestTiesToEven .cse9 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse9 .cse7) .cse6))))))) (and (fp.lt .cse8 .cse1) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse8))) (_ bv0 32))) (fp.gt .cse9 .cse3) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))))) is different from false [2022-12-13 14:23:59,772 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (.cse4 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv2 32))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv180 32))) (.cse5 (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 10000000000.0))) (.cse7 ((_ to_fp 11 53) roundNearestTiesToEven 180.0)) (.cse6 ((_ to_fp 11 53) roundNearestTiesToEven 360.0))) (or (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse2 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse0 (fp.sub roundNearestTiesToEven .cse2 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse2 .cse7) .cse6))))))) (and (fp.lt .cse0 .cse1) (fp.gt .cse2 .cse3) (not (bvult (bvadd ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse0))) (_ bv1 32)) (_ bv362 32))) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))) (exists ((|v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| (_ FloatingPoint 11 53))) (let ((.cse9 (fp.neg |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1|))) (let ((.cse8 (fp.sub roundNearestTiesToEven .cse9 (fp.mul roundNearestTiesToEven .cse6 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 32) roundTowardZero (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse9 .cse7) .cse6))))))) (and (fp.lt .cse8 .cse1) (not (bvsge ((_ fp.to_sbv 32) roundTowardZero (fp.mul roundNearestTiesToEven .cse4 (fp.neg .cse8))) (_ bv0 32))) (fp.gt .cse9 .cse3) (fp.geq |v_ULTIMATE.start_SIN_~x#1_BEFORE_CALL_1| .cse5))))))) is different from true [2022-12-13 14:23:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:23:59,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:23:59,774 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:23:59,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [534815915] [2022-12-13 14:23:59,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [534815915] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:23:59,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:23:59,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-12-13 14:23:59,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829002460] [2022-12-13 14:23:59,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:23:59,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 14:23:59,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:23:59,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 14:23:59,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=68, Unknown=8, NotChecked=126, Total=240 [2022-12-13 14:23:59,806 INFO L87 Difference]: Start difference. First 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) Second operand has 16 states, 12 states have (on average 1.0) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:24:07,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:09,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:11,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:13,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:15,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:17,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:19,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:22,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 14:24:24,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:26,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 14:24:29,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:24:31,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:34,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 14:24:36,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:38,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:40,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:42,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:44,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:24:46,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:24:46,641 INFO L93 Difference]: Finished difference Result 101 states and 133 transitions. [2022-12-13 14:24:46,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-13 14:24:46,644 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 12 states have (on average 1.0) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-12-13 14:24:46,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:24:46,651 INFO L225 Difference]: With dead ends: 101 [2022-12-13 14:24:46,651 INFO L226 Difference]: Without dead ends: 31 [2022-12-13 14:24:46,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=71, Invalid=155, Unknown=8, NotChecked=186, Total=420 [2022-12-13 14:24:46,656 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 61 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 17 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 270 IncrementalHoareTripleChecker+Unchecked, 44.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:24:46,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 199 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 159 Invalid, 17 Unknown, 270 Unchecked, 44.5s Time] [2022-12-13 14:24:46,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-12-13 14:24:46,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2022-12-13 14:24:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 7 states have call successors, (7), 5 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:24:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2022-12-13 14:24:46,682 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 15 [2022-12-13 14:24:46,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:24:46,682 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-12-13 14:24:46,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 12 states have (on average 1.0) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:24:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-12-13 14:24:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 14:24:46,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:24:46,683 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:24:46,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:24:46,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:24:46,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:24:46,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:24:46,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1229467247, now seen corresponding path program 1 times [2022-12-13 14:24:46,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:24:46,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1582342296] [2022-12-13 14:24:46,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:24:46,895 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:24:46,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:24:46,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:24:46,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f31b960-de45-4080-bf35-3049402eb13e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process