./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V --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 94c7028b230390dc4abdbced13b8b776e14e782aa364d41009dee4258cbf27c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:59:54,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:59:54,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:59:54,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:59:54,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:59:54,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:59:54,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:59:54,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:59:54,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:59:54,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:59:54,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:59:54,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:59:54,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:59:54,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:59:54,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:59:54,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:59:54,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:59:54,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:59:54,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:59:54,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:59:54,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:59:54,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:59:54,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:59:54,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:59:54,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:59:54,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:59:54,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:59:54,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:59:54,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:59:54,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:59:54,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:59:54,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:59:54,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:59:54,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:59:54,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:59:54,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:59:54,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:59:54,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:59:54,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:59:54,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:59:54,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:59:54,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 01:59:54,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:59:54,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:59:54,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:59:54,275 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:59:54,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:59:54,277 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:59:54,277 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:59:54,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:59:54,278 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:59:54,278 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:59:54,279 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:59:54,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:59:54,280 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:59:54,280 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:59:54,280 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:59:54,281 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:59:54,281 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:59:54,281 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:59:54,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:59:54,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:59:54,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:59:54,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:59:54,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:59:54,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:59:54,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:59:54,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:59:54,286 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:59:54,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:59:54,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:59:54,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:59:54,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:59:54,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:59:54,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:59:54,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:59:54,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:59:54,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:59:54,289 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:59:54,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:59:54,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:59:54,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:59:54,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:59:54,290 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c7028b230390dc4abdbced13b8b776e14e782aa364d41009dee4258cbf27c9 [2021-11-23 01:59:54,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:59:54,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:59:54,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:59:54,740 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:59:54,741 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:59:54,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2021-11-23 01:59:54,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/0cfc55c55/1f55db99c3284e598905d65dc0c61d64/FLAG4d81f9eeb [2021-11-23 01:59:55,541 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:59:55,547 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2021-11-23 01:59:55,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/0cfc55c55/1f55db99c3284e598905d65dc0c61d64/FLAG4d81f9eeb [2021-11-23 01:59:55,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/0cfc55c55/1f55db99c3284e598905d65dc0c61d64 [2021-11-23 01:59:55,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:59:55,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:59:55,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:59:55,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:59:55,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:59:55,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:55" (1/1) ... [2021-11-23 01:59:55,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b515035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:55, skipping insertion in model container [2021-11-23 01:59:55,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:55" (1/1) ... [2021-11-23 01:59:55,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:59:55,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:59:56,308 WARN L230 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c[3711,3724] [2021-11-23 01:59:56,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:59:56,335 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:59:56,392 WARN L230 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c[3711,3724] [2021-11-23 01:59:56,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:59:56,418 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:59:56,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56 WrapperNode [2021-11-23 01:59:56,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:59:56,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:59:56,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:59:56,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:59:56,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,477 INFO L137 Inliner]: procedures = 18, calls = 65, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 186 [2021-11-23 01:59:56,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:59:56,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:59:56,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:59:56,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:59:56,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:59:56,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:59:56,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:59:56,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:59:56,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (1/1) ... [2021-11-23 01:59:56,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:59:56,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:59:56,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:59:56,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:59:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:59:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:59:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:59:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 01:59:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:59:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 01:59:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:59:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:59:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:59:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 01:59:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:59:56,731 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:59:56,733 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:59:57,044 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:59:57,087 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:59:57,087 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 01:59:57,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:57 BoogieIcfgContainer [2021-11-23 01:59:57,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:59:57,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:59:57,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:59:57,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:59:57,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:59:55" (1/3) ... [2021-11-23 01:59:57,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48cfc7b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:57, skipping insertion in model container [2021-11-23 01:59:57,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:56" (2/3) ... [2021-11-23 01:59:57,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48cfc7b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:57, skipping insertion in model container [2021-11-23 01:59:57,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:57" (3/3) ... [2021-11-23 01:59:57,106 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621a.c [2021-11-23 01:59:57,111 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:59:57,111 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 01:59:57,176 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:59:57,187 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 01:59:57,187 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 01:59:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:59:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:59:57,224 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:59:57,225 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:59:57,225 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:59:57,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:59:57,232 INFO L85 PathProgramCache]: Analyzing trace with hash 725631262, now seen corresponding path program 1 times [2021-11-23 01:59:57,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:59:57,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928653921] [2021-11-23 01:59:57,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:57,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:59:57,459 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:59:57,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928653921] [2021-11-23 01:59:57,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928653921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:59:57,486 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:59:57,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:59:57,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484788729] [2021-11-23 01:59:57,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:59:57,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 01:59:57,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:59:57,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 01:59:57,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 01:59:57,541 INFO L87 Difference]: Start difference. First operand has 24 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:59:57,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:59:57,587 INFO L93 Difference]: Finished difference Result 47 states and 71 transitions. [2021-11-23 01:59:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 01:59:57,590 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-23 01:59:57,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:59:57,598 INFO L225 Difference]: With dead ends: 47 [2021-11-23 01:59:57,599 INFO L226 Difference]: Without dead ends: 22 [2021-11-23 01:59:57,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 01:59:57,609 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 01:59:57,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 22 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 01:59:57,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-23 01:59:57,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-23 01:59:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:59:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-23 01:59:57,655 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 9 [2021-11-23 01:59:57,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:59:57,656 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-23 01:59:57,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:59:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-23 01:59:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:59:57,658 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:59:57,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:59:57,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 01:59:57,659 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:59:57,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:59:57,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1997685412, now seen corresponding path program 1 times [2021-11-23 01:59:57,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:59:57,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443592310] [2021-11-23 01:59:57,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:57,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:59:57,782 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:59:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:59:57,909 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 01:59:57,909 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 01:59:57,911 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 01:59:57,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 01:59:57,923 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-23 01:59:57,928 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 01:59:57,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:59:57 BoogieIcfgContainer [2021-11-23 01:59:57,995 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 01:59:57,995 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:59:57,996 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:59:57,996 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:59:57,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:57" (3/4) ... [2021-11-23 01:59:57,999 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 01:59:57,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:59:58,001 INFO L158 Benchmark]: Toolchain (without parser) took 2111.60ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 57.3MB in the beginning and 77.9MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:59:58,002 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 86.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:59:58,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.78ms. Allocated memory is still 98.6MB. Free memory was 57.0MB in the beginning and 71.1MB in the end (delta: -14.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:59:58,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.67ms. Allocated memory is still 98.6MB. Free memory was 71.1MB in the beginning and 69.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:59:58,011 INFO L158 Benchmark]: Boogie Preprocessor took 48.22ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:59:58,014 INFO L158 Benchmark]: RCFGBuilder took 562.79ms. Allocated memory is still 98.6MB. Free memory was 66.9MB in the beginning and 50.8MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:59:58,015 INFO L158 Benchmark]: TraceAbstraction took 903.44ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 50.1MB in the beginning and 78.5MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:59:58,015 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 77.9MB in the end (delta: 692.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:59:58,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 86.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.78ms. Allocated memory is still 98.6MB. Free memory was 57.0MB in the beginning and 71.1MB in the end (delta: -14.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.67ms. Allocated memory is still 98.6MB. Free memory was 71.1MB in the beginning and 69.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.22ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 562.79ms. Allocated memory is still 98.6MB. Free memory was 66.9MB in the beginning and 50.8MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 903.44ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 50.1MB in the beginning and 78.5MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 119.5MB. Free memory was 78.5MB in the beginning and 77.9MB in the end (delta: 692.6kB). 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: 147]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 146. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L143] double x = 1.0 / 0.0; [L144] CALL, EXPR atan_double(x) [L67] double w, s1, s2, z; [L68] __int32_t ix, hx, id; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] [L71] ieee_double_shape_type gh_u; [L72] gh_u.value = (x) [L73] EXPR gh_u.parts.msw [L73] (hx) = gh_u.parts.msw [L75] ix = hx & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=10, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] [L76] COND TRUE ix >= 0x44100000 [L77] __uint32_t low; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=10, ix=2146435073, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] [L79] ieee_double_shape_type gl_u; [L80] gl_u.value = (x) [L81] EXPR gl_u.parts.lsw [L81] (low) = gl_u.parts.lsw [L83] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L84] return x + x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, aT_atan={6:0}, atanhi_atan={4:0}, atanhi_atan[3]=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005, atanhi_atan[3]=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002, atanlo_atan={5:0}, atanlo_atan[3]=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006, atanlo_atan[3]=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=10, ix=2146435073, low=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] [L144] RET, EXPR atan_double(x) [L144] double res = atan_double(x); [L146] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] [L147] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 22 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2021-11-23 01:59:58,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V --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 94c7028b230390dc4abdbced13b8b776e14e782aa364d41009dee4258cbf27c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:00:00,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:00:00,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:00:00,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:00:00,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:00:00,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:00:00,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:00:00,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:00:00,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:00:00,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:00:00,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:00:00,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:00:00,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:00:00,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:00:00,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:00:00,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:00:00,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:00:00,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:00:00,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:00:00,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:00:00,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:00:00,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:00:00,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:00:00,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:00:00,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:00:00,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:00:00,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:00:00,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:00:00,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:00:00,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:00:00,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:00:00,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:00:00,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:00:00,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:00:00,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:00:00,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:00:00,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:00:00,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:00:00,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:00:00,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:00:00,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:00:00,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 02:00:00,798 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:00:00,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:00:00,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:00:00,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:00:00,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:00:00,801 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:00:00,801 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:00:00,802 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:00:00,802 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:00:00,802 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:00:00,803 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:00:00,804 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:00:00,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:00:00,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:00:00,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:00:00,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:00:00,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:00:00,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:00:00,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:00:00,807 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:00:00,808 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:00:00,808 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:00:00,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:00:00,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:00:00,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:00:00,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:00:00,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:00:00,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:00:00,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:00:00,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:00:00,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:00:00,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:00:00,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:00:00,811 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:00:00,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:00:00,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:00:00,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:00:00,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:00:00,813 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c7028b230390dc4abdbced13b8b776e14e782aa364d41009dee4258cbf27c9 [2021-11-23 02:00:01,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:00:01,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:00:01,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:00:01,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:00:01,391 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:00:01,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2021-11-23 02:00:01,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/ca8164d88/876bce3150614ec7bd5807a396cd409e/FLAGd1185c914 [2021-11-23 02:00:02,017 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:00:02,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2021-11-23 02:00:02,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/ca8164d88/876bce3150614ec7bd5807a396cd409e/FLAGd1185c914 [2021-11-23 02:00:02,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/data/ca8164d88/876bce3150614ec7bd5807a396cd409e [2021-11-23 02:00:02,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:00:02,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:00:02,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:00:02,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:00:02,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:00:02,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e425aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02, skipping insertion in model container [2021-11-23 02:00:02,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:00:02,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:00:02,722 WARN L230 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c[3711,3724] [2021-11-23 02:00:02,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:00:02,751 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:00:02,790 WARN L230 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_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c[3711,3724] [2021-11-23 02:00:02,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:00:02,826 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:00:02,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02 WrapperNode [2021-11-23 02:00:02,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:00:02,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:00:02,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:00:02,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:00:02,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,881 INFO L137 Inliner]: procedures = 21, calls = 65, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 187 [2021-11-23 02:00:02,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:00:02,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:00:02,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:00:02,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:00:02,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:00:02,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:00:02,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:00:02,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:00:02,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (1/1) ... [2021-11-23 02:00:02,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:00:02,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:00:02,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:00:03,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:00:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:00:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 02:00:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 02:00:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 02:00:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:00:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-23 02:00:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 02:00:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:00:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:00:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 02:00:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:00:03,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:00:03,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:00:18,312 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:00:18,319 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:00:18,319 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 02:00:18,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:00:18 BoogieIcfgContainer [2021-11-23 02:00:18,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:00:18,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:00:18,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:00:18,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:00:18,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:00:02" (1/3) ... [2021-11-23 02:00:18,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323b5d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:00:18, skipping insertion in model container [2021-11-23 02:00:18,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:00:02" (2/3) ... [2021-11-23 02:00:18,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323b5d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:00:18, skipping insertion in model container [2021-11-23 02:00:18,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:00:18" (3/3) ... [2021-11-23 02:00:18,337 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621a.c [2021-11-23 02:00:18,344 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:00:18,355 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:00:18,425 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:00:18,433 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 02:00:18,434 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:00:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 32 states have (on average 1.65625) internal successors, (53), 33 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:00:18,456 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:00:18,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:00:18,457 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:00:18,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:00:18,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1035664421, now seen corresponding path program 1 times [2021-11-23 02:00:18,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:00:18,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293925626] [2021-11-23 02:00:18,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:00:18,480 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:00:18,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:00:18,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:00:18,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 02:00:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:18,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 02:00:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:00:19,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:19,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:00:19,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:19,370 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:00:19,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293925626] [2021-11-23 02:00:19,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1293925626] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:00:19,374 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:00:19,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-23 02:00:19,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767726192] [2021-11-23 02:00:19,381 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:00:19,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:00:19,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:00:19,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:00:19,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:00:19,434 INFO L87 Difference]: Start difference. First operand has 34 states, 32 states have (on average 1.65625) internal successors, (53), 33 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:19,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:00:19,463 INFO L93 Difference]: Finished difference Result 66 states and 104 transitions. [2021-11-23 02:00:19,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:00:19,468 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-23 02:00:19,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:00:19,478 INFO L225 Difference]: With dead ends: 66 [2021-11-23 02:00:19,478 INFO L226 Difference]: Without dead ends: 31 [2021-11-23 02:00:19,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:00:19,488 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:00:19,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:00:19,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-23 02:00:19,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-23 02:00:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2021-11-23 02:00:19,529 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 41 transitions. Word has length 10 [2021-11-23 02:00:19,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:00:19,530 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 41 transitions. [2021-11-23 02:00:19,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:19,530 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2021-11-23 02:00:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:00:19,532 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:00:19,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:00:19,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-23 02:00:19,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:00:19,747 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:00:19,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:00:19,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1843594333, now seen corresponding path program 1 times [2021-11-23 02:00:19,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:00:19,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503317788] [2021-11-23 02:00:19,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:00:19,749 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:00:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:00:19,755 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:00:19,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 02:00:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:20,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 02:00:20,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:00:20,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2021-11-23 02:00:23,546 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:00:23,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 70 [2021-11-23 02:00:23,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2021-11-23 02:00:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:25,449 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:00:29,043 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:00:29,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 70 [2021-11-23 02:00:29,215 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:00:29,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 72 [2021-11-23 02:00:29,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-23 02:00:31,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:31,861 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:00:31,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1503317788] [2021-11-23 02:00:31,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1503317788] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:00:31,862 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:00:31,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-23 02:00:31,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455681843] [2021-11-23 02:00:31,863 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:00:31,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 02:00:31,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:00:31,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 02:00:31,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:00:31,866 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:31,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:00:31,890 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2021-11-23 02:00:31,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:00:31,891 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-23 02:00:31,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:00:31,892 INFO L225 Difference]: With dead ends: 35 [2021-11-23 02:00:31,892 INFO L226 Difference]: Without dead ends: 31 [2021-11-23 02:00:31,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:00:31,894 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 1 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 58 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:00:31,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 146 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 58 Unchecked, 0.0s Time] [2021-11-23 02:00:31,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-23 02:00:31,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-23 02:00:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 40 transitions. [2021-11-23 02:00:31,911 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 40 transitions. Word has length 12 [2021-11-23 02:00:31,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:00:31,912 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 40 transitions. [2021-11-23 02:00:31,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2021-11-23 02:00:31,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:00:31,914 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:00:31,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:00:31,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:00:32,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:00:32,127 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:00:32,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:00:32,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1339018296, now seen corresponding path program 1 times [2021-11-23 02:00:32,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:00:32,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143381683] [2021-11-23 02:00:32,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:00:32,129 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:00:32,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:00:32,131 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:00:32,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 02:00:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:32,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:00:32,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:00:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:33,526 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:00:34,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:34,717 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:00:34,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143381683] [2021-11-23 02:00:34,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143381683] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:00:34,718 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:00:34,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-23 02:00:34,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615755574] [2021-11-23 02:00:34,718 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:00:34,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:00:34,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:00:34,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:00:34,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:00:34,721 INFO L87 Difference]: Start difference. First operand 31 states and 40 transitions. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:34,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:00:34,764 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2021-11-23 02:00:34,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:00:34,765 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-23 02:00:34,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:00:34,766 INFO L225 Difference]: With dead ends: 35 [2021-11-23 02:00:34,766 INFO L226 Difference]: Without dead ends: 14 [2021-11-23 02:00:34,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:00:34,776 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:00:34,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2021-11-23 02:00:34,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-23 02:00:34,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-23 02:00:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-11-23 02:00:34,781 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2021-11-23 02:00:34,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:00:34,782 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2021-11-23 02:00:34,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:00:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-11-23 02:00:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:00:34,783 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:00:34,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:00:34,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:00:34,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:00:34,991 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:00:34,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:00:34,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1317358715, now seen corresponding path program 1 times [2021-11-23 02:00:34,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:00:34,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1697724132] [2021-11-23 02:00:34,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:00:34,993 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:00:34,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:00:34,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:00:34,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 02:00:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:35,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 02:00:35,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:00:37,810 INFO L354 Elim1Store]: treesize reduction 222, result has 11.2 percent of original size [2021-11-23 02:00:37,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 99 treesize of output 108 [2021-11-23 02:00:38,256 INFO L354 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2021-11-23 02:00:38,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 99 treesize of output 108 [2021-11-23 02:00:43,428 INFO L354 Elim1Store]: treesize reduction 332, result has 13.1 percent of original size [2021-11-23 02:00:43,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 123 treesize of output 146 [2021-11-23 02:00:44,076 INFO L354 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2021-11-23 02:00:44,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 131 treesize of output 139 [2021-11-23 02:00:53,025 INFO L354 Elim1Store]: treesize reduction 136, result has 0.7 percent of original size [2021-11-23 02:00:53,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 179 treesize of output 81 [2021-11-23 02:01:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:03,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:01:18,831 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (_ BitVec 32))) (or (fp.eq (let ((.cse2 (store |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (store (store (select |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (_ bv4 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|))))) (fp.add c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse2 |c_~#atanhi_atan~0.base|))) (concat (select .cse1 (bvadd (_ bv28 32) |c_~#atanhi_atan~0.offset|)) (select .cse1 (bvadd |c_~#atanhi_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse3 (let ((.cse4 (select .cse2 |c_~#atanlo_atan~0.base|))) (concat (select .cse4 (bvadd (_ bv28 32) |c_~#atanlo_atan~0.offset|)) (select .cse4 (bvadd |c_~#atanlo_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) c_~pi_o_2~0) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|))))) is different from false [2021-11-23 02:01:31,991 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11| (_ BitVec 32)) (|v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (_ BitVec 32))) (or (not (= (_ bv0 1) (bvneg (select (store |c_#valid| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11| (_ bv0 1)) |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|)))) (fp.eq (let ((.cse2 (let ((.cse5 (store |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11| (store (store (select |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (_ bv4 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|))))) (store .cse5 |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (store (store (select .cse5 |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (_ bv4 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))))) (fp.add c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse2 |c_~#atanhi_atan~0.base|))) (concat (select .cse1 (bvadd (_ bv28 32) |c_~#atanhi_atan~0.offset|)) (select .cse1 (bvadd |c_~#atanhi_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse3 (let ((.cse4 (select .cse2 |c_~#atanlo_atan~0.base|))) (concat (select .cse4 (bvadd (_ bv28 32) |c_~#atanlo_atan~0.offset|)) (select .cse4 (bvadd |c_~#atanlo_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) c_~pi_o_2~0) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|))))) is different from false [2021-11-23 02:01:36,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:36,581 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:01:36,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1697724132] [2021-11-23 02:01:36,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1697724132] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:36,582 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:36,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2021-11-23 02:01:36,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087972483] [2021-11-23 02:01:36,583 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:36,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 02:01:36,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:01:36,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 02:01:36,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=64, Unknown=6, NotChecked=34, Total=132 [2021-11-23 02:01:36,586 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:39,525 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= (select (select |c_#memory_int| |c_~#atanlo_atan~0.base|) (bvadd (_ bv28 32) |c_~#atanlo_atan~0.offset|)) ((_ extract 63 32) v_skolemized_v_prenex_3_3)) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3))))) (= |c_~#atanlo_atan~0.base| (_ bv5 32)) (= (_ bv0 1) (bvadd (bvneg (bvneg (select |c_#valid| (_ bv4 32)))) (_ bv1 1))) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11| (_ BitVec 32))) (let ((.cse0 (select |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|))) (and (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|)) (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) (select .cse0 (_ bv4 32)))))) (exists ((v_arrayElimCell_12 (_ BitVec 1))) (let ((.cse1 (bvneg v_arrayElimCell_12))) (and (= (_ bv0 1) (bvadd (select |c_#valid| (_ bv5 32)) .cse1)) (= (_ bv0 1) (bvadd (bvneg (bvneg .cse1)) (_ bv1 1)))))) (= c_~pi_o_2~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (= (_ bv4 32) |c_~#atanhi_atan~0.base|) (exists ((v_skolemized_v_prenex_11_3 (_ BitVec 64))) (let ((.cse2 (select |c_#memory_int| |c_~#atanhi_atan~0.base|))) (and (= (select .cse2 (bvadd |c_~#atanhi_atan~0.offset| (_ bv24 32))) ((_ extract 31 0) v_skolemized_v_prenex_11_3)) (= ((_ extract 63 32) v_skolemized_v_prenex_11_3) (select .cse2 (bvadd (_ bv28 32) |c_~#atanhi_atan~0.offset|))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_11_3) ((_ extract 62 52) v_skolemized_v_prenex_11_3) ((_ extract 51 0) v_skolemized_v_prenex_11_3)) ((_ to_fp 11 53) c_currentRoundingMode (/ 785398163397448279.0 500000000000000000.0)))))) (= c_currentRoundingMode roundNearestTiesToEven) (forall ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (_ BitVec 32))) (or (fp.eq (let ((.cse5 (store |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9| (store (store (select |c_#memory_int| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (_ bv4 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|))))) (fp.add c_currentRoundingMode (let ((.cse3 (let ((.cse4 (select .cse5 |c_~#atanhi_atan~0.base|))) (concat (select .cse4 (bvadd (_ bv28 32) |c_~#atanhi_atan~0.offset|)) (select .cse4 (bvadd |c_~#atanhi_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) (let ((.cse6 (let ((.cse7 (select .cse5 |c_~#atanlo_atan~0.base|))) (concat (select .cse7 (bvadd (_ bv28 32) |c_~#atanlo_atan~0.offset|)) (select .cse7 (bvadd |c_~#atanlo_atan~0.offset| (_ bv24 32))))))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6))))) c_~pi_o_2~0) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_atan_double_~#gl_u~0#1.base_9|)))))) is different from false [2021-11-23 02:01:39,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:01:39,807 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2021-11-23 02:01:39,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 02:01:39,808 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-23 02:01:39,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:01:39,809 INFO L225 Difference]: With dead ends: 18 [2021-11-23 02:01:39,809 INFO L226 Difference]: Without dead ends: 14 [2021-11-23 02:01:39,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 25.9s TimeCoverageRelationStatistics Valid=30, Invalid=65, Unknown=7, NotChecked=54, Total=156 [2021-11-23 02:01:39,811 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 18 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:01:39,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 17 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 18 Unchecked, 0.1s Time] [2021-11-23 02:01:39,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-23 02:01:39,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-23 02:01:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0) internal successors, (13), 13 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2021-11-23 02:01:39,817 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 13 [2021-11-23 02:01:39,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:01:39,817 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2021-11-23 02:01:39,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2021-11-23 02:01:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:01:39,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:01:39,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:01:39,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-23 02:01:40,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:01:40,027 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:01:40,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:01:40,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1317299133, now seen corresponding path program 1 times [2021-11-23 02:01:40,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:01:40,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682420194] [2021-11-23 02:01:40,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:01:40,028 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:01:40,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:01:40,036 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:01:40,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-23 02:01:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:40,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:01:40,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:01:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:41,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:01:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:42,831 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:01:42,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682420194] [2021-11-23 02:01:42,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1682420194] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:42,831 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:42,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-23 02:01:42,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354879142] [2021-11-23 02:01:42,832 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:42,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 02:01:42,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:01:42,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 02:01:42,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:01:42,833 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:42,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:01:42,863 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2021-11-23 02:01:42,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:01:42,864 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-23 02:01:42,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:01:42,865 INFO L225 Difference]: With dead ends: 14 [2021-11-23 02:01:42,865 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 02:01:42,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:01:42,867 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:01:42,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2021-11-23 02:01:42,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 02:01:42,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 02:01:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 02:01:42,870 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-11-23 02:01:42,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:01:42,871 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 02:01:42,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:01:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 02:01:42,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 02:01:42,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:01:42,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:01:43,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:01:43,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 02:02:36,065 WARN L227 SmtUtils]: Spent 52.48s on a formula simplification. DAG size of input: 154 DAG size of output: 122 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-23 02:02:36,921 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 88) no Hoare annotation was computed. [2021-11-23 02:02:36,921 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 02:02:36,921 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 02:02:36,921 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2021-11-23 02:02:36,922 INFO L854 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd (_ bv28 32) |~#atanlo_atan~0.offset|)) ((_ extract 63 32) v_skolemized_v_prenex_3_3)) (= ((_ to_fp 11 53) currentRoundingMode (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3))))) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| (_ bv4 32)))) (_ bv1 1))) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|))) (and (= (_ bv0 1) (select |#valid| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11|)) (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) (select .cse0 (_ bv4 32)))))) (exists ((v_arrayElimCell_12 (_ BitVec 1))) (let ((.cse1 (bvneg v_arrayElimCell_12))) (and (= (_ bv0 1) (bvadd (select |#valid| (_ bv5 32)) .cse1)) (= (_ bv0 1) (bvadd (bvneg (bvneg .cse1)) (_ bv1 1)))))) (= ~pi_o_2~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (exists ((|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_atan_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_atan_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (exists ((|v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5|))) (let ((.cse3 (select .cse2 (_ bv4 32)))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) (select .cse2 (_ bv0 32))) (= |ULTIMATE.start_atan_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|))) (= (bvand (_ bv2147483647 32) .cse3) |ULTIMATE.start_atan_double_~ix~0#1|) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|) .cse3))))) (exists ((v_skolemized_v_prenex_11_3 (_ BitVec 64))) (let ((.cse4 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv24 32))) ((_ extract 31 0) v_skolemized_v_prenex_11_3)) (= ((_ extract 63 32) v_skolemized_v_prenex_11_3) (select .cse4 (bvadd (_ bv28 32) |~#atanhi_atan~0.offset|))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_11_3) ((_ extract 62 52) v_skolemized_v_prenex_11_3) ((_ extract 51 0) v_skolemized_v_prenex_11_3)) ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0)))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-23 02:02:36,923 INFO L858 garLoopResultBuilder]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2021-11-23 02:02:36,923 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2021-11-23 02:02:36,923 INFO L854 garLoopResultBuilder]: At program point L70-2(lines 70 74) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd (_ bv28 32) |~#atanlo_atan~0.offset|)) ((_ extract 63 32) v_skolemized_v_prenex_3_3)) (= ((_ to_fp 11 53) currentRoundingMode (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3))))) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= ~pi_o_2~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_atan_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| (_ bv4 32))))) (exists ((v_skolemized_v_prenex_11_3 (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= (select .cse0 (bvadd |~#atanhi_atan~0.offset| (_ bv24 32))) ((_ extract 31 0) v_skolemized_v_prenex_11_3)) (= ((_ extract 63 32) v_skolemized_v_prenex_11_3) (select .cse0 (bvadd (_ bv28 32) |~#atanhi_atan~0.offset|))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_11_3) ((_ extract 62 52) v_skolemized_v_prenex_11_3) ((_ extract 51 0) v_skolemized_v_prenex_11_3)) ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0)))))) (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| (_ bv5 32)))) (_ bv1 1))) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-23 02:02:36,924 INFO L858 garLoopResultBuilder]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2021-11-23 02:02:36,924 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 133) no Hoare annotation was computed. [2021-11-23 02:02:36,924 INFO L858 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-11-23 02:02:36,924 INFO L854 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-11-23 02:02:36,925 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 149) no Hoare annotation was computed. [2021-11-23 02:02:36,925 INFO L858 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-11-23 02:02:36,925 INFO L858 garLoopResultBuilder]: For program point L98(lines 98 114) no Hoare annotation was computed. [2021-11-23 02:02:36,925 INFO L854 garLoopResultBuilder]: At program point L32(lines 19 33) the Hoare annotation is: false [2021-11-23 02:02:36,926 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 02:02:36,926 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 115) no Hoare annotation was computed. [2021-11-23 02:02:36,926 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-11-23 02:02:36,926 INFO L858 garLoopResultBuilder]: For program point L107(lines 107 113) no Hoare annotation was computed. [2021-11-23 02:02:36,927 INFO L858 garLoopResultBuilder]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2021-11-23 02:02:36,927 INFO L858 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-11-23 02:02:36,927 INFO L858 garLoopResultBuilder]: For program point L99(lines 99 105) no Hoare annotation was computed. [2021-11-23 02:02:36,927 INFO L858 garLoopResultBuilder]: For program point L132-2(line 132) no Hoare annotation was computed. [2021-11-23 02:02:36,928 INFO L854 garLoopResultBuilder]: At program point L132-3(lines 66 134) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_3_3 (_ BitVec 64)) (v_skolemized_v_prenex_11_3 (_ BitVec 64)) (v_arrayElimCell_28 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_11_3) ((_ extract 62 52) v_skolemized_v_prenex_11_3) ((_ extract 51 0) v_skolemized_v_prenex_11_3)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= ((_ to_fp 11 53) roundNearestTiesToEven (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3))) (= (fp.add roundNearestTiesToEven (let ((.cse0 (concat ((_ extract 63 32) v_skolemized_v_prenex_11_3) ((_ extract 31 0) v_skolemized_v_prenex_11_3)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse1 (concat ((_ extract 63 32) v_skolemized_v_prenex_3_3) v_arrayElimCell_28))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))) |ULTIMATE.start_atan_double_#res#1|))) (= ~pi_o_2~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0)))) [2021-11-23 02:02:36,928 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 02:02:36,928 INFO L858 garLoopResultBuilder]: For program point L91(lines 91 94) no Hoare annotation was computed. [2021-11-23 02:02:36,928 INFO L858 garLoopResultBuilder]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2021-11-23 02:02:36,929 INFO L858 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2021-11-23 02:02:36,929 INFO L858 garLoopResultBuilder]: For program point L26(lines 26 31) no Hoare annotation was computed. [2021-11-23 02:02:36,929 INFO L858 garLoopResultBuilder]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2021-11-23 02:02:36,929 INFO L858 garLoopResultBuilder]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2021-11-23 02:02:36,930 INFO L861 garLoopResultBuilder]: At program point L150(lines 136 151) the Hoare annotation is: true [2021-11-23 02:02:36,930 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 89) no Hoare annotation was computed. [2021-11-23 02:02:36,934 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-23 02:02:36,936 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:02:36,946 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,947 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,949 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,949 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,949 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,954 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:36,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:36,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:36,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:36,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,978 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,978 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,978 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,979 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,983 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,983 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,983 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,984 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,984 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:36,984 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:36,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:36,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:36,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:36,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:36,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:36,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,989 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,989 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,989 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:36,989 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:36,990 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,990 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,990 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,990 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,991 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,995 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,996 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,997 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:36,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:36,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:36,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:36,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:36,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,000 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,002 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,002 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,003 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,006 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:02:37 BoogieIcfgContainer [2021-11-23 02:02:37,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:02:37,009 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:02:37,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:02:37,010 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:02:37,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:00:18" (3/4) ... [2021-11-23 02:02:37,014 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 02:02:37,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-11-23 02:02:37,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-23 02:02:37,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 02:02:37,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:02:37,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\exists v_skolemized_v_prenex_3_3 : bv64 :: unknown-#memory_int-unknown[atanlo_atan][~bvadd64(28bv32, atanlo_atan)] == v_skolemized_v_prenex_3_3[63:32] && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && atanlo_atan == 5bv32) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && 4bv32 == atanhi_atan) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[4bv32]))) && (\exists v_skolemized_v_prenex_11_3 : bv64 :: (unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 24bv32)] == v_skolemized_v_prenex_11_3[31:0] && v_skolemized_v_prenex_11_3[63:32] == unknown-#memory_int-unknown[atanhi_atan][~bvadd64(28bv32, atanhi_atan)]) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[5bv32])), 1bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-11-23 02:02:37,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\exists v_skolemized_v_prenex_3_3 : bv64 :: unknown-#memory_int-unknown[atanlo_atan][~bvadd64(28bv32, atanlo_atan)] == v_skolemized_v_prenex_3_3[63:32] && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && atanlo_atan == 5bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[4bv32])), 1bv1)) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 : bv32 :: (0bv1 == \valid[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11] && unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][0bv32] == v_skolemized_q#valueAsBitvector_14[31:0]) && v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32])) && (\exists v_arrayElimCell_12 : bv1 :: 0bv1 == ~bvadd64(\valid[5bv32], ~bvneg32(v_arrayElimCell_12)) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(~bvneg32(v_arrayElimCell_12))), 1bv1))) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists v_skolemized_q#valueAsBitvector_16 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_16[63:63], v_skolemized_q#valueAsBitvector_16[62:52], v_skolemized_q#valueAsBitvector_16[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && hx == v_skolemized_q#valueAsBitvector_16[63:32])) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && 4bv32 == atanhi_atan) && (\exists v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5 : bv32, v_skolemized_q#valueAsBitvector_11 : bv64 :: ((v_skolemized_q#valueAsBitvector_11[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][0bv32] && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0])) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][4bv32]) == ix) && v_skolemized_q#valueAsBitvector_11[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][4bv32])) && (\exists v_skolemized_v_prenex_11_3 : bv64 :: (unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 24bv32)] == v_skolemized_v_prenex_11_3[31:0] && v_skolemized_v_prenex_11_3[63:32] == unknown-#memory_int-unknown[atanhi_atan][~bvadd64(28bv32, atanhi_atan)]) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-11-23 02:02:37,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_v_prenex_3_3 : bv64, v_skolemized_v_prenex_11_3 : bv64, v_arrayElimCell_28 : bv32 :: (~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE((v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[63:63], (v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[62:52], (v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[51:0]), ~fp~LONGDOUBLE((v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[63:63], (v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[62:52], (v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[51:0])) == \result) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000) [2021-11-23 02:02:37,100 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 02:02:37,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:02:37,101 INFO L158 Benchmark]: Toolchain (without parser) took 154704.96ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 35.3MB in the end (delta: 7.6MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,101 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:02:37,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.74ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 43.9MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.00ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 41.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,103 INFO L158 Benchmark]: Boogie Preprocessor took 40.78ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,103 INFO L158 Benchmark]: RCFGBuilder took 15398.36ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 39.5MB in the beginning and 55.8MB in the end (delta: -16.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,104 INFO L158 Benchmark]: TraceAbstraction took 138683.62ms. Allocated memory is still 86.0MB. Free memory was 55.3MB in the beginning and 41.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,104 INFO L158 Benchmark]: Witness Printer took 91.03ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 35.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 02:02:37,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.74ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 43.9MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.00ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 41.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.78ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 15398.36ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 39.5MB in the beginning and 55.8MB in the end (delta: -16.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 138683.62ms. Allocated memory is still 86.0MB. Free memory was 55.3MB in the beginning and 41.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Witness Printer took 91.03ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 35.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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 - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 138.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 53.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 278 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 89 IncrementalHoareTripleChecker+Unchecked, 177 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 101 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 30.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 10 NumberOfFragments, 355 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 266 FormulaSimplificationTreeSizeReductionInter, 53.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 77.7s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 110 ConstructedInterpolants, 43 QuantifiedInterpolants, 4478 SizeOfPredicates, 34 NumberOfNonLiveVariables, 566 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant [2021-11-23 02:02:37,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,137 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,137 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,137 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,137 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,138 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,140 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,141 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,142 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((\exists v_skolemized_v_prenex_3_3 : bv64 :: unknown-#memory_int-unknown[atanlo_atan][~bvadd64(28bv32, atanlo_atan)] == v_skolemized_v_prenex_3_3[63:32] && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && atanlo_atan == 5bv32) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && 4bv32 == atanhi_atan) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[4bv32]))) && (\exists v_skolemized_v_prenex_11_3 : bv64 :: (unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 24bv32)] == v_skolemized_v_prenex_11_3[31:0] && v_skolemized_v_prenex_11_3[63:32] == unknown-#memory_int-unknown[atanhi_atan][~bvadd64(28bv32, atanhi_atan)]) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[5bv32])), 1bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 78]: Loop Invariant [2021-11-23 02:02:37,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:37,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:37,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:37,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:37,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,151 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_12,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2021-11-23 02:02:37,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-11-23 02:02:37,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_11,QUANTIFIED] [2021-11-23 02:02:37,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5,QUANTIFIED] [2021-11-23 02:02:37,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,175 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((((((((\exists v_skolemized_v_prenex_3_3 : bv64 :: unknown-#memory_int-unknown[atanlo_atan][~bvadd64(28bv32, atanlo_atan)] == v_skolemized_v_prenex_3_3[63:32] && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && atanlo_atan == 5bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[4bv32])), 1bv1)) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 : bv32 :: (0bv1 == \valid[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11] && unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][0bv32] == v_skolemized_q#valueAsBitvector_14[31:0]) && v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32])) && (\exists v_arrayElimCell_12 : bv1 :: 0bv1 == ~bvadd64(\valid[5bv32], ~bvneg32(v_arrayElimCell_12)) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(~bvneg32(v_arrayElimCell_12))), 1bv1))) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists v_skolemized_q#valueAsBitvector_16 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_16[63:63], v_skolemized_q#valueAsBitvector_16[62:52], v_skolemized_q#valueAsBitvector_16[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && hx == v_skolemized_q#valueAsBitvector_16[63:32])) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && 4bv32 == atanhi_atan) && (\exists v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5 : bv32, v_skolemized_q#valueAsBitvector_11 : bv64 :: ((v_skolemized_q#valueAsBitvector_11[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][0bv32] && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0])) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][4bv32]) == ix) && v_skolemized_q#valueAsBitvector_11[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_5][4bv32])) && (\exists v_skolemized_v_prenex_11_3 : bv64 :: (unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 24bv32)] == v_skolemized_v_prenex_11_3[31:0] && v_skolemized_v_prenex_11_3[63:32] == unknown-#memory_int-unknown[atanhi_atan][~bvadd64(28bv32, atanhi_atan)]) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 66]: Loop Invariant [2021-11-23 02:02:37,177 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,177 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,177 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,178 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,178 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,179 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,183 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,185 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,188 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-23 02:02:37,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_11_3,QUANTIFIED] [2021-11-23 02:02:37,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2021-11-23 02:02:37,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2021-11-23 02:02:37,191 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists v_skolemized_v_prenex_3_3 : bv64, v_skolemized_v_prenex_11_3 : bv64, v_arrayElimCell_28 : bv32 :: (~fp~LONGDOUBLE(v_skolemized_v_prenex_11_3[63:63], v_skolemized_v_prenex_11_3[62:52], v_skolemized_v_prenex_11_3[51:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0])) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE((v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[63:63], (v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[62:52], (v_skolemized_v_prenex_11_3[63:32] ++ v_skolemized_v_prenex_11_3[31:0])[51:0]), ~fp~LONGDOUBLE((v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[63:63], (v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[62:52], (v_skolemized_v_prenex_3_3[63:32] ++ v_arrayElimCell_28)[51:0])) == \result) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-23 02:02:37,414 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-23 02:02:37,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8275a8f0-b62a-4e81-be97-6af9dd3ad7aa/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE