./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh --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 Taipan --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 [2022-12-14 10:47:46,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:47:46,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:47:46,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:47:46,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:47:46,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:47:46,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:47:46,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:47:46,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:47:46,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:47:46,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:47:46,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:47:46,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:47:46,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:47:46,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:47:46,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:47:46,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:47:46,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:47:46,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:47:46,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:47:46,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:47:46,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:47:46,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:47:46,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:47:46,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:47:46,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:47:46,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:47:46,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:47:46,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:47:46,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:47:46,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:47:46,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:47:46,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:47:46,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:47:46,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:47:46,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:47:46,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:47:46,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:47:46,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:47:46,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:47:46,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:47:46,625 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 10:47:46,646 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:47:46,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:47:46,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:47:46,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:47:46,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:47:46,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:47:46,651 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:47:46,651 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:47:46,651 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:47:46,651 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:47:46,651 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:47:46,651 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:47:46,652 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:47:46,652 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:47:46,652 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:47:46,652 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:47:46,652 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:47:46,652 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:47:46,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:47:46,653 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:47:46,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:47:46,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:47:46,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:47:46,655 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:47:46,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:47:46,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:47:46,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:47:46,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:47:46,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:47:46,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:47:46,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2022-12-14 10:47:46,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:47:46,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:47:46,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:47:46,846 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:47:46,846 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:47:46,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-14 10:47:49,393 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:47:49,531 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:47:49,532 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-14 10:47:49,536 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/5c459895b/4b541b16f25a4db0895552fdbe360cd7/FLAG952c60d22 [2022-12-14 10:47:49,948 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/5c459895b/4b541b16f25a4db0895552fdbe360cd7 [2022-12-14 10:47:49,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:47:49,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:47:49,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:47:49,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:47:49,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:47:49,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:47:49" (1/1) ... [2022-12-14 10:47:49,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@434c37a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:49, skipping insertion in model container [2022-12-14 10:47:49,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:47:49" (1/1) ... [2022-12-14 10:47:49,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:47:49,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:47:50,075 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_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-14 10:47:50,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:47:50,130 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:47:50,139 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_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-14 10:47:50,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:47:50,184 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:47:50,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50 WrapperNode [2022-12-14 10:47:50,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:47:50,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:47:50,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:47:50,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:47:50,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,237 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 421 [2022-12-14 10:47:50,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:47:50,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:47:50,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:47:50,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:47:50,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,266 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:47:50,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:47:50,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:47:50,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:47:50,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (1/1) ... [2022-12-14 10:47:50,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:47:50,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:47:50,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:47:50,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:47:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:47:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-12-14 10:47:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-12-14 10:47:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 10:47:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-12-14 10:47:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-12-14 10:47:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-12-14 10:47:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-12-14 10:47:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 10:47:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:47:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:47:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 10:47:50,405 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:47:50,408 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:47:50,710 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:47:50,847 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:47:50,847 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 10:47:50,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:47:50 BoogieIcfgContainer [2022-12-14 10:47:50,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:47:50,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:47:50,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:47:50,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:47:50,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:47:49" (1/3) ... [2022-12-14 10:47:50,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3406a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:47:50, skipping insertion in model container [2022-12-14 10:47:50,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:50" (2/3) ... [2022-12-14 10:47:50,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3406a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:47:50, skipping insertion in model container [2022-12-14 10:47:50,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:47:50" (3/3) ... [2022-12-14 10:47:50,860 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2022-12-14 10:47:50,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:47:50,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 10:47:50,913 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:47:50,918 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=FINITE_AUTOMATA, 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;@29d7b91a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:47:50,918 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 10:47:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 19 states have (on average 1.263157894736842) internal successors, (24), 20 states have internal predecessors, (24), 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) [2022-12-14 10:47:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 10:47:50,926 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:47:50,927 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:47:50,927 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:47:50,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:47:50,931 INFO L85 PathProgramCache]: Analyzing trace with hash -2102464725, now seen corresponding path program 1 times [2022-12-14 10:47:50,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:47:50,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898360360] [2022-12-14 10:47:50,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:47:50,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:47:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 10:47:51,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 10:47:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 10:47:51,118 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 10:47:51,119 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 10:47:51,120 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 10:47:51,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 10:47:51,125 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-14 10:47:51,128 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 10:47:51,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 10:47:51 BoogieIcfgContainer [2022-12-14 10:47:51,145 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 10:47:51,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 10:47:51,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 10:47:51,145 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 10:47:51,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:47:50" (3/4) ... [2022-12-14 10:47:51,148 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 10:47:51,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 10:47:51,149 INFO L158 Benchmark]: Toolchain (without parser) took 1197.24ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 86.4MB in the beginning and 89.5MB in the end (delta: -3.1MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,149 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:47:51,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.86ms. Allocated memory is still 130.0MB. Free memory was 86.4MB in the beginning and 67.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.78ms. Allocated memory is still 130.0MB. Free memory was 67.0MB in the beginning and 62.2MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,150 INFO L158 Benchmark]: Boogie Preprocessor took 32.23ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 58.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,151 INFO L158 Benchmark]: RCFGBuilder took 579.09ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 58.7MB in the beginning and 117.7MB in the end (delta: -59.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,151 INFO L158 Benchmark]: TraceAbstraction took 291.69ms. Allocated memory is still 174.1MB. Free memory was 116.8MB in the beginning and 89.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 10:47:51,151 INFO L158 Benchmark]: Witness Printer took 3.21ms. Allocated memory is still 174.1MB. Free memory was 89.5MB in the beginning and 89.5MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:47:51,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.86ms. Allocated memory is still 130.0MB. Free memory was 86.4MB in the beginning and 67.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.78ms. Allocated memory is still 130.0MB. Free memory was 67.0MB in the beginning and 62.2MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.23ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 58.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 579.09ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 58.7MB in the beginning and 117.7MB in the end (delta: -59.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * TraceAbstraction took 291.69ms. Allocated memory is still 174.1MB. Free memory was 116.8MB in the beginning and 89.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 3.21ms. Allocated memory is still 174.1MB. Free memory was 89.5MB in the beginning and 89.5MB in the end (delta: 2.6kB). 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 }; [L152] double a, r; [L154] a = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not(a >= -1e10 && a <= 1e10) [L16] COND FALSE !(!cond) [L155] RET assume_abort_if_not(a >= -1e10 && a <= 1e10) [L157] CALL SIN(a) [L146] COND TRUE x<0 VAL [\old(x)=2901, T={4:0}, x=2901] [L146] CALL SIN_POS(-x) VAL [T={4:0}] [L140] COND TRUE x>180 VAL [\old(x)=2902, T={4:0}, x=2902] [L140] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L134] COND TRUE x<0 VAL [\old(x)=2903, T={4:0}, x=2903] [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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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=30occurred 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, 12 NumberOfCodeBlocks, 12 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 [2022-12-14 10:47:51,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh --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 Taipan --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 [2022-12-14 10:47:52,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:47:52,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:47:52,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:47:52,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:47:52,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:47:52,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:47:52,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:47:52,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:47:52,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:47:52,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:47:52,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:47:52,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:47:52,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:47:52,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:47:52,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:47:52,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:47:52,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:47:52,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:47:52,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:47:52,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:47:52,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:47:52,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:47:52,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:47:52,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:47:52,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:47:52,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:47:52,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:47:52,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:47:52,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:47:52,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:47:52,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:47:52,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:47:52,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:47:52,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:47:52,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:47:52,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:47:52,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:47:52,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:47:52,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:47:52,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:47:52,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 10:47:52,770 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:47:52,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:47:52,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:47:52,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:47:52,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:47:52,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:47:52,772 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:47:52,772 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:47:52,772 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:47:52,772 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:47:52,773 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:47:52,773 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:47:52,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 10:47:52,774 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 10:47:52,775 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:47:52,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:47:52,775 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:47:52,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:47:52,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:47:52,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:47:52,776 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 10:47:52,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 10:47:52,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:47:52,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:47:52,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 10:47:52,777 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 931f20aaadf1f22a94d365ccbff31bc47a294b716a2b466ce4fd13d5ed4f85ab [2022-12-14 10:47:53,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:47:53,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:47:53,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:47:53,039 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:47:53,039 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:47:53,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-14 10:47:55,656 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:47:55,823 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:47:55,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c [2022-12-14 10:47:55,831 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/8805e546f/d41d4a8f74964c73a9e3b13fb24b4f47/FLAGf16ab8e2c [2022-12-14 10:47:55,845 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/data/8805e546f/d41d4a8f74964c73a9e3b13fb24b4f47 [2022-12-14 10:47:55,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:47:55,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:47:55,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:47:55,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:47:55,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:47:55,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:47:55" (1/1) ... [2022-12-14 10:47:55,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@776aa659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:55, skipping insertion in model container [2022-12-14 10:47:55,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:47:55" (1/1) ... [2022-12-14 10:47:55,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:47:55,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:47:56,005 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_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-14 10:47:56,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:47:56,100 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:47:56,110 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_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/sv-benchmarks/c/float-benchs/sin_interpolated_index-2.c[716,729] [2022-12-14 10:47:56,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:47:56,188 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:47:56,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56 WrapperNode [2022-12-14 10:47:56,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:47:56,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:47:56,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:47:56,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:47:56,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,257 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 422 [2022-12-14 10:47:56,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:47:56,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:47:56,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:47:56,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:47:56,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:47:56,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:47:56,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:47:56,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:47:56,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (1/1) ... [2022-12-14 10:47:56,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:47:56,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:47:56,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:47:56,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:47:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:47:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-12-14 10:47:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-12-14 10:47:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-12-14 10:47:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 10:47:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-12-14 10:47:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-12-14 10:47:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-12-14 10:47:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-12-14 10:47:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-12-14 10:47:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:47:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:47:56,454 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:47:56,457 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:47:59,760 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:47:59,765 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:47:59,765 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 10:47:59,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:47:59 BoogieIcfgContainer [2022-12-14 10:47:59,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:47:59,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:47:59,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:47:59,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:47:59,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:47:55" (1/3) ... [2022-12-14 10:47:59,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61dbcf6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:47:59, skipping insertion in model container [2022-12-14 10:47:59,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:47:56" (2/3) ... [2022-12-14 10:47:59,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61dbcf6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:47:59, skipping insertion in model container [2022-12-14 10:47:59,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:47:59" (3/3) ... [2022-12-14 10:47:59,773 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_index-2.c [2022-12-14 10:47:59,786 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:47:59,786 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 10:47:59,819 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:47:59,823 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=FINITE_AUTOMATA, 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;@13d53b58, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:47:59,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 10:47:59,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 10:47:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 10:47:59,831 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:47:59,831 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:47:59,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:47:59,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:47:59,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1232297392, now seen corresponding path program 1 times [2022-12-14 10:47:59,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 10:47:59,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695529777] [2022-12-14 10:47:59,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:47:59,853 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 [2022-12-14 10:47:59,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 10:47:59,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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) [2022-12-14 10:47:59,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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 [2022-12-14 10:59:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:59:10,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 10:59:10,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:59:27,583 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 [2022-12-14 10:59:43,405 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 [2022-12-14 10:59:59,289 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 [2022-12-14 11:00:20,066 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 [2022-12-14 11:01:32,598 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 [2022-12-14 11:02:17,064 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 [2022-12-14 11:02:19,186 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 [2022-12-14 11:02:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 11:02:19,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:02:19,188 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 11:02:19,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695529777] [2022-12-14 11:02:19,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695529777] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:02:19,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:02:19,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-12-14 11:02:19,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358246159] [2022-12-14 11:02:19,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:02:19,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-14 11:02:19,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 11:02:19,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-14 11:02:19,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=69, Unknown=7, NotChecked=126, Total=240 [2022-12-14 11:02:19,220 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) [2022-12-14 11:02:26,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:28,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:30,207 WARN L539 Checker$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] [2022-12-14 11:02:32,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:34,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:36,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:38,235 WARN L539 Checker$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] [2022-12-14 11:02:41,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:02:43,083 WARN L539 Checker$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] [2022-12-14 11:02:45,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:02:48,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:02:50,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:53,510 WARN L539 Checker$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 [] [2022-12-14 11:02:55,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:02:57,533 WARN L539 Checker$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] [2022-12-14 11:02:59,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:03:01,545 WARN L539 Checker$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] [2022-12-14 11:03:03,551 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] [2022-12-14 11:03:04,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:03:04,747 INFO L93 Difference]: Finished difference Result 101 states and 133 transitions. [2022-12-14 11:03:04,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-14 11:03:04,750 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 [2022-12-14 11:03:04,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:03:04,757 INFO L225 Difference]: With dead ends: 101 [2022-12-14 11:03:04,757 INFO L226 Difference]: Without dead ends: 31 [2022-12-14 11:03:04,760 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 18.7s TimeCoverageRelationStatistics Valid=71, Invalid=156, Unknown=7, NotChecked=186, Total=420 [2022-12-14 11:03:04,762 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 61 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 17 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 267 IncrementalHoareTripleChecker+Unchecked, 43.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:03:04,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 209 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 159 Invalid, 17 Unknown, 267 Unchecked, 43.0s Time] [2022-12-14 11:03:04,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-12-14 11:03:04,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2022-12-14 11:03:04,792 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) [2022-12-14 11:03:04,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2022-12-14 11:03:04,794 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 15 [2022-12-14 11:03:04,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:03:04,795 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-12-14 11:03:04,795 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) [2022-12-14 11:03:04,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-12-14 11:03:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 11:03:04,796 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:03:04,796 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:03:04,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:03:04,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:03:04,998 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION === [SIN_0_180Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:03:05,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:03:05,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1229467247, now seen corresponding path program 1 times [2022-12-14 11:03:05,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 11:03:05,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293928651] [2022-12-14 11:03:05,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:03:05,007 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 [2022-12-14 11:03:05,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 11:03:05,010 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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) [2022-12-14 11:03:05,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0712b6b-7b16-4046-bdee-3b5bd0660dc6/bin/utaipan-gh47qXpMRh/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