./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0 --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 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:35:54,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:35:54,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:35:54,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:35:54,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:35:54,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:35:54,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:35:54,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:35:54,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:35:54,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:35:54,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:35:54,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:35:54,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:35:54,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:35:54,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:35:54,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:35:54,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:35:54,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:35:54,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:35:54,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:35:54,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:35:54,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:35:54,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:35:54,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:35:54,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:35:54,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:35:54,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:35:54,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:35:54,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:35:54,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:35:54,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:35:54,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:35:54,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:35:54,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:35:54,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:35:54,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:35:54,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:35:54,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:35:54,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:35:54,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:35:54,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:35:54,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-16 19:35:54,387 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:35:54,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:35:54,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:35:54,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:35:54,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:35:54,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:35:54,389 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:35:54,389 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:35:54,390 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:35:54,390 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:35:54,390 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:35:54,390 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:35:54,391 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:35:54,391 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:35:54,391 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:35:54,392 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:35:54,392 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:35:54,392 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:35:54,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:35:54,393 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:35:54,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:35:54,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:35:54,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:35:54,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:35:54,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:35:54,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:35:54,395 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:35:54,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:35:54,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:35:54,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:35:54,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:35:54,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:35:54,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:35:54,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:35:54,397 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:35:54,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:35:54,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:35:54,398 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:35:54,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:35:54,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:35:54,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:35:54,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 [2022-11-16 19:35:54,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:35:54,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:35:54,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:35:54,777 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:35:54,778 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:35:54,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2022-11-16 19:35:54,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/0ff70f607/d95db074bf014fe9bbfa893a8d73a99e/FLAG0df9ba42e [2022-11-16 19:35:55,561 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:35:55,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2022-11-16 19:35:55,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/0ff70f607/d95db074bf014fe9bbfa893a8d73a99e/FLAG0df9ba42e [2022-11-16 19:35:55,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/0ff70f607/d95db074bf014fe9bbfa893a8d73a99e [2022-11-16 19:35:55,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:35:55,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:35:55,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:35:55,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:35:55,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:35:55,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:35:55" (1/1) ... [2022-11-16 19:35:55,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235d8189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:35:55, skipping insertion in model container [2022-11-16 19:35:55,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:35:55" (1/1) ... [2022-11-16 19:35:55,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:35:55,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:35:56,278 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:794) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1819) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$59(StandardFunctionHandler.java:417) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1451) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2043) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1654) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1631) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1474) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 19:35:56,289 INFO L158 Benchmark]: Toolchain (without parser) took 454.13ms. Allocated memory is still 136.3MB. Free memory was 98.6MB in the beginning and 110.1MB in the end (delta: -11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:35:56,291 INFO L158 Benchmark]: CDTParser took 1.17ms. Allocated memory is still 136.3MB. Free memory was 106.8MB in the beginning and 106.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:35:56,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.15ms. Allocated memory is still 136.3MB. Free memory was 98.4MB in the beginning and 110.1MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:35:56,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17ms. Allocated memory is still 136.3MB. Free memory was 106.8MB in the beginning and 106.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.15ms. Allocated memory is still 136.3MB. Free memory was 98.4MB in the beginning and 110.1MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:794) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0 --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 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:35:58,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:35:58,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:35:58,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:35:58,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:35:58,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:35:58,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:35:58,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:35:58,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:35:58,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:35:58,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:35:58,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:35:58,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:35:58,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:35:58,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:35:58,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:35:58,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:35:58,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:35:58,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:35:58,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:35:58,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:35:58,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:35:58,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:35:58,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:35:58,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:35:58,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:35:58,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:35:58,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:35:58,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:35:58,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:35:58,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:35:58,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:35:58,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:35:58,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:35:58,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:35:58,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:35:58,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:35:58,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:35:58,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:35:58,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:35:58,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:35:58,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-16 19:35:58,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:35:58,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:35:58,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:35:58,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:35:58,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:35:58,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:35:58,777 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:35:58,777 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:35:58,777 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:35:58,777 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:35:58,778 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:35:58,779 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:35:58,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:35:58,781 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:35:58,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:35:58,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:35:58,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:35:58,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:35:58,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:35:58,782 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 19:35:58,782 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 19:35:58,783 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 19:35:58,783 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:35:58,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:35:58,783 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:35:58,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:35:58,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:35:58,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 19:35:58,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:35:58,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:35:58,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:35:58,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:35:58,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:35:58,786 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 19:35:58,786 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 19:35:58,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:35:58,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:35:58,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 19:35:58,787 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_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 [2022-11-16 19:35:59,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:35:59,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:35:59,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:35:59,234 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:35:59,234 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:35:59,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2022-11-16 19:35:59,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/3f7352bbf/8238fe3e3ddc44a8a6e2b5d018647020/FLAG1cb421e53 [2022-11-16 19:36:00,034 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:36:00,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2022-11-16 19:36:00,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/3f7352bbf/8238fe3e3ddc44a8a6e2b5d018647020/FLAG1cb421e53 [2022-11-16 19:36:00,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/data/3f7352bbf/8238fe3e3ddc44a8a6e2b5d018647020 [2022-11-16 19:36:00,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:36:00,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:36:00,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:36:00,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:36:00,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:36:00,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:00,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d4c5757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00, skipping insertion in model container [2022-11-16 19:36:00,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:00,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:36:00,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:36:00,805 WARN L229 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_7daf7435-2eb1-4581-b80a-a24e4c114e56/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c[14174,14187] [2022-11-16 19:36:00,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:36:00,830 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:36:00,946 WARN L229 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_7daf7435-2eb1-4581-b80a-a24e4c114e56/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c[14174,14187] [2022-11-16 19:36:00,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:36:00,970 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:36:00,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00 WrapperNode [2022-11-16 19:36:00,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:36:00,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:36:00,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:36:00,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:36:00,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,090 INFO L138 Inliner]: procedures = 25, calls = 159, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 738 [2022-11-16 19:36:01,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:36:01,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:36:01,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:36:01,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:36:01,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,187 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:36:01,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:36:01,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:36:01,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:36:01,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (1/1) ... [2022-11-16 19:36:01,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:36:01,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:36:01,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:36:01,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:36:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:36:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-16 19:36:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-16 19:36:01,311 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-16 19:36:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-16 19:36:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 19:36:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:36:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-16 19:36:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 19:36:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:36:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:36:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 19:36:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:36:01,616 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:36:01,619 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:37:08,328 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:37:08,338 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:37:08,339 INFO L300 CfgBuilder]: Removed 58 assume(true) statements. [2022-11-16 19:37:08,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:37:08 BoogieIcfgContainer [2022-11-16 19:37:08,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:37:08,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:37:08,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:37:08,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:37:08,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:36:00" (1/3) ... [2022-11-16 19:37:08,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7492915d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:37:08, skipping insertion in model container [2022-11-16 19:37:08,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:36:00" (2/3) ... [2022-11-16 19:37:08,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7492915d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:37:08, skipping insertion in model container [2022-11-16 19:37:08,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:37:08" (3/3) ... [2022-11-16 19:37:08,354 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0870a.c [2022-11-16 19:37:08,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:37:08,375 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 19:37:08,444 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 19:37:08,453 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1871c5a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 19:37:08,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 19:37:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 187 states have (on average 1.7165775401069518) internal successors, (321), 188 states have internal predecessors, (321), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:37:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 19:37:08,469 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:37:08,470 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:37:08,471 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:37:08,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:37:08,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1212043320, now seen corresponding path program 1 times [2022-11-16 19:37:08,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 19:37:08,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [718598605] [2022-11-16 19:37:08,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:37:08,494 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:08,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 19:37:08,500 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 19:37:08,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 19:37:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:37:08,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 19:37:08,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:37:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:37:08,977 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:37:08,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 19:37:08,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [718598605] [2022-11-16 19:37:08,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [718598605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:37:08,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:37:08,980 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 19:37:08,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493476643] [2022-11-16 19:37:08,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:37:08,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 19:37:08,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 19:37:09,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 19:37:09,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 19:37:09,038 INFO L87 Difference]: Start difference. First operand has 193 states, 187 states have (on average 1.7165775401069518) internal successors, (321), 188 states have internal predecessors, (321), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-11-16 19:37:09,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:37:09,137 INFO L93 Difference]: Finished difference Result 383 states and 653 transitions. [2022-11-16 19:37:09,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 19:37:09,140 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 11 [2022-11-16 19:37:09,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:37:09,159 INFO L225 Difference]: With dead ends: 383 [2022-11-16 19:37:09,160 INFO L226 Difference]: Without dead ends: 189 [2022-11-16 19:37:09,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 19:37:09,170 INFO L413 NwaCegarLoop]: 268 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, 268 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 [2022-11-16 19:37:09,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 19:37:09,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2022-11-16 19:37:09,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2022-11-16 19:37:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 184 states have (on average 1.3967391304347827) internal successors, (257), 184 states have internal predecessors, (257), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:37:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 263 transitions. [2022-11-16 19:37:09,261 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 263 transitions. Word has length 11 [2022-11-16 19:37:09,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:37:09,262 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 263 transitions. [2022-11-16 19:37:09,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-11-16 19:37:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 263 transitions. [2022-11-16 19:37:09,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 19:37:09,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:37:09,265 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:37:09,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 19:37:09,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:09,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:37:09,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:37:09,483 INFO L85 PathProgramCache]: Analyzing trace with hash 14263797, now seen corresponding path program 1 times [2022-11-16 19:37:09,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 19:37:09,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217723216] [2022-11-16 19:37:09,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:37:09,484 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:09,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 19:37:09,486 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 19:37:09,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 19:37:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:37:09,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 19:37:09,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:37:11,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:37:11,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:37:11,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 19:37:11,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217723216] [2022-11-16 19:37:11,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1217723216] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:37:11,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:37:11,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 19:37:11,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159038748] [2022-11-16 19:37:11,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:37:11,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 19:37:11,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 19:37:11,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 19:37:11,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 19:37:11,596 INFO L87 Difference]: Start difference. First operand 189 states and 263 transitions. Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2022-11-16 19:37:11,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:37:11,667 INFO L93 Difference]: Finished difference Result 194 states and 267 transitions. [2022-11-16 19:37:11,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 19:37:11,667 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) Word has length 13 [2022-11-16 19:37:11,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:37:11,669 INFO L225 Difference]: With dead ends: 194 [2022-11-16 19:37:11,669 INFO L226 Difference]: Without dead ends: 189 [2022-11-16 19:37:11,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 19:37:11,671 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 0 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 19:37:11,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1251 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 39 Unchecked, 0.0s Time] [2022-11-16 19:37:11,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2022-11-16 19:37:11,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2022-11-16 19:37:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 184 states have (on average 1.391304347826087) internal successors, (256), 184 states have internal predecessors, (256), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 19:37:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 262 transitions. [2022-11-16 19:37:11,688 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 262 transitions. Word has length 13 [2022-11-16 19:37:11,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:37:11,689 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 262 transitions. [2022-11-16 19:37:11,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2022-11-16 19:37:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 262 transitions. [2022-11-16 19:37:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 19:37:11,691 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:37:11,691 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:37:11,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 19:37:11,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:11,902 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:37:11,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:37:11,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1883828294, now seen corresponding path program 1 times [2022-11-16 19:37:11,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 19:37:11,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1049551463] [2022-11-16 19:37:11,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:37:11,904 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:11,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 19:37:11,906 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 19:37:11,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 19:37:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 19:37:12,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 19:37:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 19:37:12,780 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-16 19:37:12,781 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 19:37:12,782 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 19:37:12,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 19:37:12,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 19:37:12,989 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-16 19:37:12,993 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 19:37:13,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 07:37:13 BoogieIcfgContainer [2022-11-16 19:37:13,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 19:37:13,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 19:37:13,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 19:37:13,107 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 19:37:13,108 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:37:08" (3/4) ... [2022-11-16 19:37:13,110 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-16 19:37:13,224 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/witness.graphml [2022-11-16 19:37:13,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 19:37:13,227 INFO L158 Benchmark]: Toolchain (without parser) took 72918.03ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 58.1MB in the beginning and 47.7MB in the end (delta: 10.4MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,228 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:37:13,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.83ms. Allocated memory is still 75.5MB. Free memory was 57.9MB in the beginning and 48.2MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.66ms. Allocated memory is still 75.5MB. Free memory was 48.2MB in the beginning and 43.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,230 INFO L158 Benchmark]: Boogie Preprocessor took 107.00ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 38.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,231 INFO L158 Benchmark]: RCFGBuilder took 67143.61ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 38.7MB in the beginning and 60.4MB in the end (delta: -21.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,232 INFO L158 Benchmark]: TraceAbstraction took 4761.16ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 54.0MB in the end (delta: 5.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,233 INFO L158 Benchmark]: Witness Printer took 119.73ms. Allocated memory is still 102.8MB. Free memory was 53.3MB in the beginning and 47.7MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 19:37:13,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.83ms. Allocated memory is still 75.5MB. Free memory was 57.9MB in the beginning and 48.2MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.66ms. Allocated memory is still 75.5MB. Free memory was 48.2MB in the beginning and 43.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.00ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 38.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 67143.61ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 38.7MB in the beginning and 60.4MB in the end (delta: -21.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4761.16ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 54.0MB in the end (delta: 5.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Witness Printer took 119.73ms. Allocated memory is still 102.8MB. Free memory was 53.3MB in the beginning and 47.7MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. 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 - CounterExampleResult [Line: 585]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L222-L261] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; [L40-L42] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L95] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L222-L261] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; [L40-L42] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L95] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L222-L261] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; [L40-L42] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L222-L261] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; [L40-L42] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L222-L261] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; VAL [bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L576] double x = __VERIFIER_nondet_double(); [L577] double y = 0.0 / 0.0; VAL [bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, y=NaN, zero_pow=0.0] [L579] COND TRUE x != 1.0 [L581] CALL, EXPR __ieee754_pow(x, y) [L264] double z, ax, z_h, z_l, p_h, p_l; [L265] double y1, t1, t2, r, s, t, u, v, w; [L266] __int32_t i, j, k, yisint, n; [L267] __int32_t hx, hy, ix, iy; [L268] __uint32_t lx, ly; VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] [L271] ieee_double_shape_type ew_u; [L272] ew_u.value = (x) [L273] EXPR ew_u.parts.msw [L273] (hx) = ew_u.parts.msw [L274] EXPR ew_u.parts.lsw [L274] (lx) = ew_u.parts.lsw [L277] ieee_double_shape_type ew_u; [L278] ew_u.value = (y) [L279] EXPR ew_u.parts.msw [L279] (hy) = ew_u.parts.msw [L280] EXPR ew_u.parts.lsw [L280] (ly) = ew_u.parts.lsw [L282] ix = hx & 0x7fffffff [L283] iy = hy & 0x7fffffff VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-1074790400, hy=2146435072, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, ix=1072693248, iy=2146435072, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, lx=0, ly=-2147483648, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] [L285] COND FALSE !((iy | ly) == 0) VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-1074790400, hy=2146435072, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, ix=1072693248, iy=2146435072, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, lx=0, ly=-2147483648, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] [L288-L289] COND TRUE ix > 0x7ff00000 || ((ix == 0x7ff00000) && (lx != 0)) || iy > 0x7ff00000 || ((iy == 0x7ff00000) && (ly != 0)) VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-1074790400, hy=2146435072, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, ix=1072693248, iy=2146435072, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, lx=0, ly=-2147483648, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] [L290] COND TRUE ((ix - 0x3ff00000) | lx) == 0 [L291] return one_pow; VAL [\old(x)=-1.0, \old(y)=NaN, \result=1.0, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-1074790400, hy=2146435072, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, ix=1072693248, iy=2146435072, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, lx=0, ly=-2147483648, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] [L581] RET, EXPR __ieee754_pow(x, y) [L581] double res = __ieee754_pow(x, y); [L584] CALL, EXPR isnan_double(res) [L565] return x != x; VAL [\old(x)=1.0, \result=0, bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=1.0, zero_pow=0.0] [L584] RET, EXPR isnan_double(res) [L584] COND TRUE !isnan_double(res) [L585] reach_error() VAL [bp_pow={4:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={5:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, res=1.0, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, x=-1.0, y=NaN, zero_pow=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 193 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1519 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 39 IncrementalHoareTripleChecker+Unchecked, 993 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 526 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 7 QuantifiedInterpolants, 99 SizeOfPredicates, 8 NumberOfNonLiveVariables, 222 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 proved your program to be incorrect! [2022-11-16 19:37:13,491 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-16 19:37:13,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7daf7435-2eb1-4581-b80a-a24e4c114e56/bin/utaipan-Xvt2sAort0/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE