./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_range.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7 --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 ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:17:58,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:17:58,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:17:58,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:17:58,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:17:58,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:17:58,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:17:58,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:17:58,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:17:58,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:17:58,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:17:58,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:17:58,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:17:58,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:17:58,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:17:58,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:17:58,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:17:58,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:17:58,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:17:58,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:17:58,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:17:58,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:17:58,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:17:58,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:17:58,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:17:58,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:17:58,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:17:58,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:17:58,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:17:58,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:17:58,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:17:58,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:17:58,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:17:58,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:17:58,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:17:58,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:17:58,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:17:58,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:17:58,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:17:58,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:17:58,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:17:58,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:17:58,284 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:17:58,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:17:58,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:17:58,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:17:58,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:17:58,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:17:58,293 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:17:58,293 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:17:58,294 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:17:58,294 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:17:58,295 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:17:58,295 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:17:58,295 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:17:58,296 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:17:58,296 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:17:58,296 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:17:58,296 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:17:58,297 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:17:58,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:17:58,297 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:17:58,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:17:58,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:17:58,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:17:58,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:17:58,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:17:58,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:17:58,299 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:17:58,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:17:58,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:17:58,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:17:58,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:17:58,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:17:58,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:17:58,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:17:58,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:17:58,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:17:58,301 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:17:58,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:17:58,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:17:58,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:17:58,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:17:58,302 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 [2021-11-25 19:17:58,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:17:58,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:17:58,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:17:58,632 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:17:58,633 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:17:58,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-benchs/nan_float_range.c [2021-11-25 19:17:58,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/af8625799/494e97d636544ba7bae3b72bcad0af41/FLAG87c61f0fc [2021-11-25 19:17:59,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:17:59,200 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c [2021-11-25 19:17:59,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/af8625799/494e97d636544ba7bae3b72bcad0af41/FLAG87c61f0fc [2021-11-25 19:17:59,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/af8625799/494e97d636544ba7bae3b72bcad0af41 [2021-11-25 19:17:59,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:17:59,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:17:59,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:17:59,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:17:59,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:17:59,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ace1bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59, skipping insertion in model container [2021-11-25 19:17:59,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:17:59,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:17:59,807 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2021-11-25 19:17:59,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:17:59,830 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:17:59,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2021-11-25 19:17:59,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:17:59,861 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:17:59,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59 WrapperNode [2021-11-25 19:17:59,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:17:59,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:17:59,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:17:59,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:17:59,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,898 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2021-11-25 19:17:59,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:17:59,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:17:59,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:17:59,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:17:59,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:17:59,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:17:59,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:17:59,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:17:59,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (1/1) ... [2021-11-25 19:17:59,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:17:59,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:17:59,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:17:59,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:18:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:18:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:18:00,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:18:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:18:00,081 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:18:00,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:18:00,199 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:18:00,213 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:18:00,213 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 19:18:00,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:00 BoogieIcfgContainer [2021-11-25 19:18:00,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:18:00,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:18:00,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:18:00,223 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:18:00,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:17:59" (1/3) ... [2021-11-25 19:18:00,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dacbcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:18:00, skipping insertion in model container [2021-11-25 19:18:00,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:59" (2/3) ... [2021-11-25 19:18:00,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dacbcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:18:00, skipping insertion in model container [2021-11-25 19:18:00,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:00" (3/3) ... [2021-11-25 19:18:00,227 INFO L111 eAbstractionObserver]: Analyzing ICFG nan_float_range.c [2021-11-25 19:18:00,234 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:18:00,234 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:18:00,293 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:18:00,302 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:18:00,302 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:18:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:18:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 19:18:00,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:18:00,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 19:18:00,345 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:18:00,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:18:00,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1673359, now seen corresponding path program 1 times [2021-11-25 19:18:00,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:18:00,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964499935] [2021-11-25 19:18:00,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:18:00,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:18:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 19:18:00,519 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 19:18:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 19:18:00,559 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 19:18:00,561 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 19:18:00,563 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:18:00,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:18:00,571 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-25 19:18:00,575 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:18:00,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:18:00 BoogieIcfgContainer [2021-11-25 19:18:00,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:18:00,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:18:00,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:18:00,607 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:18:00,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:00" (3/4) ... [2021-11-25 19:18:00,611 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 19:18:00,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:18:00,613 INFO L158 Benchmark]: Toolchain (without parser) took 1050.39ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 44.7MB in the end (delta: 11.7MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-25 19:18:00,614 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:18:00,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.84ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 69.4MB in the end (delta: -13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:18:00,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.90ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 19:18:00,618 INFO L158 Benchmark]: Boogie Preprocessor took 40.49ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 66.9MB in the end (delta: 856.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:18:00,623 INFO L158 Benchmark]: RCFGBuilder took 272.10ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 58.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:18:00,624 INFO L158 Benchmark]: TraceAbstraction took 381.90ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 45.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 19:18:00,626 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 44.7MB in the end (delta: 423.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:18:00,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.84ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 69.4MB in the end (delta: -13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.90ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.49ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 66.9MB in the end (delta: 856.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 272.10ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 58.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 381.90ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 45.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 44.7MB in the end (delta: 423.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 8]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 16, overapproximation of someBinaryDOUBLEComparisonOperation at line 15. Possible FailurePath: [L12] float x; [L13] x = __VERIFIER_nondet_float() [L15] COND TRUE x >= -1e10 && x <= 1e10 [L16] CALL __VERIFIER_assert(x==x) [L8] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L8] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 19:18:00,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7 --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 ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:18:03,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:18:03,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:18:03,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:18:03,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:18:03,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:18:03,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:18:03,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:18:03,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:18:03,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:18:03,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:18:03,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:18:03,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:18:03,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:18:03,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:18:03,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:18:03,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:18:03,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:18:03,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:18:03,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:18:03,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:18:03,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:18:03,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:18:03,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:18:03,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:18:03,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:18:03,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:18:03,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:18:03,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:18:03,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:18:03,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:18:03,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:18:03,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:18:03,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:18:03,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:18:03,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:18:03,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:18:03,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:18:03,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:18:03,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:18:03,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:18:03,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 19:18:03,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:18:03,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:18:03,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:18:03,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:18:03,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:18:03,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:18:03,568 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:18:03,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:18:03,569 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:18:03,569 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:18:03,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:18:03,570 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:18:03,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:18:03,572 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:18:03,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:18:03,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:18:03,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:18:03,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:18:03,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:18:03,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:18:03,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:18:03,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:18:03,574 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:18:03,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:18:03,574 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:18:03,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:18:03,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:18:03,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:18:03,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:18:03,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:18:03,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:18:03,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:18:03,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:18:03,576 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:18:03,576 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:18:03,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:18:03,577 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:18:03,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:18:03,577 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_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2a153dfaee3b2943eb2b8eaec5e19c9c4ddd538a99937424544e93fd7e00e2 [2021-11-25 19:18:03,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:18:04,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:18:04,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:18:04,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:18:04,015 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:18:04,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/float-benchs/nan_float_range.c [2021-11-25 19:18:04,085 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/94e45c625/4d79747edc1c48cab3e6cc4c2703a3c5/FLAGf0cd1fddd [2021-11-25 19:18:04,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:18:04,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c [2021-11-25 19:18:04,583 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/94e45c625/4d79747edc1c48cab3e6cc4c2703a3c5/FLAGf0cd1fddd [2021-11-25 19:18:04,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/data/94e45c625/4d79747edc1c48cab3e6cc4c2703a3c5 [2021-11-25 19:18:04,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:18:04,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:18:04,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:18:04,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:18:04,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:18:04,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:18:04" (1/1) ... [2021-11-25 19:18:04,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d711124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:04, skipping insertion in model container [2021-11-25 19:18:04,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:18:04" (1/1) ... [2021-11-25 19:18:04,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:18:05,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:18:05,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2021-11-25 19:18:05,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:18:05,187 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:18:05,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/sv-benchmarks/c/float-benchs/nan_float_range.c[423,436] [2021-11-25 19:18:05,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:18:05,220 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:18:05,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05 WrapperNode [2021-11-25 19:18:05,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:18:05,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:18:05,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:18:05,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:18:05,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,302 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2021-11-25 19:18:05,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:18:05,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:18:05,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:18:05,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:18:05,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:18:05,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:18:05,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:18:05,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:18:05,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (1/1) ... [2021-11-25 19:18:05,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:18:05,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:18:05,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:18:05,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:18:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:18:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 19:18:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:18:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:18:05,535 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:18:05,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:18:05,816 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:18:05,822 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:18:05,823 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 19:18:05,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:05 BoogieIcfgContainer [2021-11-25 19:18:05,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:18:05,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:18:05,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:18:05,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:18:05,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:18:04" (1/3) ... [2021-11-25 19:18:05,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7666020e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:18:05, skipping insertion in model container [2021-11-25 19:18:05,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:18:05" (2/3) ... [2021-11-25 19:18:05,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7666020e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:18:05, skipping insertion in model container [2021-11-25 19:18:05,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:05" (3/3) ... [2021-11-25 19:18:05,847 INFO L111 eAbstractionObserver]: Analyzing ICFG nan_float_range.c [2021-11-25 19:18:05,853 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:18:05,853 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:18:05,935 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:18:05,945 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:18:05,945 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:18:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:18:05,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 19:18:05,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:18:05,970 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-25 19:18:05,971 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:18:05,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:18:05,978 INFO L85 PathProgramCache]: Analyzing trace with hash 28693796, now seen corresponding path program 1 times [2021-11-25 19:18:05,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 19:18:05,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146059282] [2021-11-25 19:18:05,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:18:05,998 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 19:18:05,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 19:18:06,005 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 19:18:06,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 19:18:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:18:06,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:18:06,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:18:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:18:06,567 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:18:06,568 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 19:18:06,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146059282] [2021-11-25 19:18:06,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146059282] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:18:06,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:18:06,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:18:06,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864979840] [2021-11-25 19:18:06,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:18:06,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:18:06,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 19:18:06,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:18:06,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:18:06,612 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:18:06,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:18:06,632 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2021-11-25 19:18:06,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:18:06,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2021-11-25 19:18:06,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:18:06,643 INFO L225 Difference]: With dead ends: 20 [2021-11-25 19:18:06,644 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 19:18:06,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:18:06,652 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:18:06,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 19:18:06,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 19:18:06,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 19:18:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:18:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 19:18:06,683 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2021-11-25 19:18:06,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:18:06,683 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 19:18:06,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:18:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 19:18:06,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 19:18:06,686 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:18:06,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:18:06,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 19:18:06,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 19:18:06,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 19:18:06,905 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-25 19:18:06,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 19:18:06,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-25 19:18:06,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-11-25 19:18:06,906 INFO L861 garLoopResultBuilder]: At program point L18(lines 10 19) the Hoare annotation is: true [2021-11-25 19:18:06,906 INFO L858 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2021-11-25 19:18:06,906 INFO L858 garLoopResultBuilder]: For program point L15-2(lines 15 17) no Hoare annotation was computed. [2021-11-25 19:18:06,907 INFO L858 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-11-25 19:18:06,907 INFO L858 garLoopResultBuilder]: For program point L8-1(line 8) no Hoare annotation was computed. [2021-11-25 19:18:06,907 INFO L854 garLoopResultBuilder]: At program point L8-3(line 8) the Hoare annotation is: (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)) [2021-11-25 19:18:06,912 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-25 19:18:06,914 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:18:06,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:18:06 BoogieIcfgContainer [2021-11-25 19:18:06,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:18:06,945 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:18:06,945 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:18:06,945 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:18:06,946 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:18:05" (3/4) ... [2021-11-25 19:18:06,950 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 19:18:06,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-25 19:18:06,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 19:18:06,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 19:18:06,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 19:18:07,025 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 19:18:07,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:18:07,032 INFO L158 Benchmark]: Toolchain (without parser) took 2057.23ms. Allocated memory is still 90.2MB. Free memory was 72.8MB in the beginning and 70.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,035 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 54.5MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:18:07,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.08ms. Allocated memory is still 90.2MB. Free memory was 72.6MB in the beginning and 62.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.85ms. Allocated memory is still 90.2MB. Free memory was 62.5MB in the beginning and 74.0MB in the end (delta: -11.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,039 INFO L158 Benchmark]: Boogie Preprocessor took 40.64ms. Allocated memory is still 90.2MB. Free memory was 74.0MB in the beginning and 73.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:18:07,040 INFO L158 Benchmark]: RCFGBuilder took 493.50ms. Allocated memory is still 90.2MB. Free memory was 73.0MB in the beginning and 64.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,043 INFO L158 Benchmark]: TraceAbstraction took 1104.06ms. Allocated memory is still 90.2MB. Free memory was 64.4MB in the beginning and 73.4MB in the end (delta: -9.0MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,044 INFO L158 Benchmark]: Witness Printer took 84.95ms. Allocated memory is still 90.2MB. Free memory was 73.0MB in the beginning and 70.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 19:18:07,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 54.5MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.08ms. Allocated memory is still 90.2MB. Free memory was 72.6MB in the beginning and 62.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.85ms. Allocated memory is still 90.2MB. Free memory was 62.5MB in the beginning and 74.0MB in the end (delta: -11.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.64ms. Allocated memory is still 90.2MB. Free memory was 74.0MB in the beginning and 73.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 493.50ms. Allocated memory is still 90.2MB. Free memory was 73.0MB in the beginning and 64.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1104.06ms. Allocated memory is still 90.2MB. Free memory was 64.4MB in the beginning and 73.4MB in the end (delta: -9.0MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Witness Printer took 84.95ms. Allocated memory is still 90.2MB. Free memory was 73.0MB in the beginning and 70.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. 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 - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 5 NumberOfFragments, 4 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 3 NumberOfNonLiveVariables, 22 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: cond == 1bv32 - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-25 19:18:07,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b96a3d-a809-47e7-be5e-e07af8ef1416/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE