./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1b9ef3c37243ea1f2055947b64f65c02591cc70d7ea8c31a5f3a0bcc617aaa7 ............................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1b9ef3c37243ea1f2055947b64f65c02591cc70d7ea8c31a5f3a0bcc617aaa7 ................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:27:41,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:27:41,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:27:41,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:27:41,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:27:41,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:27:41,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:27:41,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:27:41,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:27:41,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:27:41,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:27:41,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:27:41,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:27:41,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:27:41,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:27:41,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:27:41,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:27:41,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:27:41,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:27:41,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:27:41,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:27:41,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:27:41,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:27:41,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:27:41,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:27:41,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:27:41,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:27:41,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:27:41,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:27:41,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:27:41,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:27:41,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:27:41,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:27:41,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:27:41,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:27:41,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:27:41,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:27:41,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:27:41,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:27:41,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:27:41,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:27:41,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:27:41,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:27:41,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:27:41,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:27:41,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:27:41,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:27:41,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:27:41,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:27:41,245 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:27:41,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:27:41,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:27:41,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:27:41,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:27:41,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:27:41,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:27:41,248 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:27:41,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:27:41,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:27:41,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:27:41,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:27:41,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:27:41,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:27:41,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:41,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:27:41,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:27:41,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:27:41,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:27:41,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:27:41,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:27:41,251 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1b9ef3c37243ea1f2055947b64f65c02591cc70d7ea8c31a5f3a0bcc617aaa7 [2021-10-29 04:27:41,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:27:41,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:27:41,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:27:41,544 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:27:41,545 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:27:41,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2021-10-29 04:27:41,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/0e00db7d7/673f1ded1d394a48978f1130e9b64103/FLAG894a75bd4 [2021-10-29 04:27:42,083 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:27:42,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2021-10-29 04:27:42,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/0e00db7d7/673f1ded1d394a48978f1130e9b64103/FLAG894a75bd4 [2021-10-29 04:27:42,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/0e00db7d7/673f1ded1d394a48978f1130e9b64103 [2021-10-29 04:27:42,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:27:42,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:27:42,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:42,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:27:42,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:27:42,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d6f646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42, skipping insertion in model container [2021-10-29 04:27:42,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:27:42,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:27:42,703 WARN L228 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c[6220,6233] [2021-10-29 04:27:42,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:42,715 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:27:42,783 WARN L228 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c[6220,6233] [2021-10-29 04:27:42,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:42,816 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:27:42,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42 WrapperNode [2021-10-29 04:27:42,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:42,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:42,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:27:42,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:27:42,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:42,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:27:42,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:27:42,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:27:42,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:27:42,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:27:42,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:27:42,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:27:42,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:42" (1/1) ... [2021-10-29 04:27:42,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:42,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:27:42,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:27:43,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:27:43,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:27:43,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:27:43,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-29 04:27:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:27:43,047 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2021-10-29 04:27:43,048 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2021-10-29 04:27:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-29 04:27:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2021-10-29 04:27:43,048 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2021-10-29 04:27:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:27:43,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:27:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:27:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-29 04:27:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:27:43,836 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:27:43,837 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-29 04:27:43,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:43 BoogieIcfgContainer [2021-10-29 04:27:43,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:27:43,846 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:27:43,846 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:27:43,858 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:27:43,858 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:27:43" (1/1) ... [2021-10-29 04:27:43,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:27:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:27:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2021-10-29 04:27:43,908 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2021-10-29 04:27:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:27:43,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:27:43,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:27:43,945 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2021-10-29 04:27:43,949 INFO L168 Benchmark]: Toolchain (without parser) took 1501.32 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 55.2 MB in the beginning and 77.8 MB in the end (delta: -22.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,950 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 60.5 MB in the beginning and 60.4 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:27:43,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.26 ms. Allocated memory is still 90.2 MB. Free memory was 55.0 MB in the beginning and 61.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.49 ms. Allocated memory is still 90.2 MB. Free memory was 61.2 MB in the beginning and 58.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,952 INFO L168 Benchmark]: Boogie Preprocessor took 44.14 ms. Allocated memory is still 90.2 MB. Free memory was 58.7 MB in the beginning and 56.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,953 INFO L168 Benchmark]: RCFGBuilder took 902.60 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 56.2 MB in the beginning and 82.9 MB in the end (delta: -26.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,954 INFO L168 Benchmark]: CodeCheck took 101.42 ms. Allocated memory is still 117.4 MB. Free memory was 82.9 MB in the beginning and 77.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:27:43,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 60.5 MB in the beginning and 60.4 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 369.26 ms. Allocated memory is still 90.2 MB. Free memory was 55.0 MB in the beginning and 61.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.49 ms. Allocated memory is still 90.2 MB. Free memory was 61.2 MB in the beginning and 58.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.14 ms. Allocated memory is still 90.2 MB. Free memory was 58.7 MB in the beginning and 56.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 902.60 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 56.2 MB in the beginning and 82.9 MB in the end (delta: -26.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 16.1 GB. * CodeCheck took 101.42 ms. Allocated memory is still 117.4 MB. Free memory was 82.9 MB in the beginning and 77.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:27:44,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:27:46,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:27:46,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:27:46,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:27:46,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:27:46,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:27:46,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:27:46,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:27:46,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:27:46,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:27:46,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:27:46,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:27:46,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:27:46,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:27:46,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:27:46,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:27:46,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:27:46,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:27:46,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:27:46,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:27:46,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:27:46,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:27:46,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:27:46,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:27:46,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:27:46,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:27:46,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:27:46,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:27:46,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:27:46,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:27:46,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:27:46,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:27:46,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:27:46,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:27:46,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:27:46,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:27:46,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:27:46,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:27:46,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:27:46,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:27:46,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:27:46,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:27:46,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:27:46,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:27:46,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:27:46,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:27:46,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:27:46,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:27:46,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:27:46,687 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:27:46,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:27:46,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:27:46,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:27:46,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:27:46,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:27:46,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:27:46,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:27:46,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:27:46,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:27:46,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:27:46,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:27:46,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:27:46,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:27:46,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:27:46,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:27:46,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:46,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:27:46,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:27:46,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:27:46,693 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:27:46,693 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:27:46,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:27:46,693 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:27:46,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:27:46,694 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1b9ef3c37243ea1f2055947b64f65c02591cc70d7ea8c31a5f3a0bcc617aaa7 [2021-10-29 04:27:47,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:27:47,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:27:47,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:27:47,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:27:47,113 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:27:47,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2021-10-29 04:27:47,187 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/09f3fb589/2d6cf5626e204460b0d6ce336b8438ab/FLAGb5b7a993b [2021-10-29 04:27:47,740 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:27:47,741 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2021-10-29 04:27:47,752 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/09f3fb589/2d6cf5626e204460b0d6ce336b8438ab/FLAGb5b7a993b [2021-10-29 04:27:48,075 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/data/09f3fb589/2d6cf5626e204460b0d6ce336b8438ab [2021-10-29 04:27:48,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:27:48,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:27:48,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:48,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:27:48,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:27:48,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649d80b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48, skipping insertion in model container [2021-10-29 04:27:48,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:27:48,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:27:48,335 WARN L228 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c[6220,6233] [2021-10-29 04:27:48,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:48,375 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:27:48,475 WARN L228 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_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c[6220,6233] [2021-10-29 04:27:48,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:27:48,514 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:27:48,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48 WrapperNode [2021-10-29 04:27:48,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:27:48,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:48,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:27:48,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:27:48,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:27:48,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:27:48,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:27:48,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:27:48,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:27:48,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:27:48,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:27:48,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:27:48,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:27:48" (1/1) ... [2021-10-29 04:27:48,697 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:27:48,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:27:48,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:27:48,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:27:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-29 04:27:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-29 04:27:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:27:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:27:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2021-10-29 04:27:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2021-10-29 04:27:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-29 04:27:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2021-10-29 04:27:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2021-10-29 04:27:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:27:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:27:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:27:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:27:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:32:41,066 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:32:41,067 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-29 04:32:41,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:32:41 BoogieIcfgContainer [2021-10-29 04:32:41,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:32:41,071 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:32:41,071 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:32:41,086 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:32:41,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:32:41" (1/1) ... [2021-10-29 04:32:41,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:32:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:32:41,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2021-10-29 04:32:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2021-10-29 04:32:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:32:41,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:32:41,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:32:41,174 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2021-10-29 04:32:41,178 INFO L168 Benchmark]: Toolchain (without parser) took 293097.36 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.5 MB in the beginning and 45.2 MB in the end (delta: -11.7 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:32:41,179 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 36.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:32:41,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.49 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.3 MB in the beginning and 49.3 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:32:41,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.23 ms. Allocated memory is still 71.3 MB. Free memory was 49.1 MB in the beginning and 46.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:32:41,182 INFO L168 Benchmark]: Boogie Preprocessor took 87.67 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 44.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:32:41,183 INFO L168 Benchmark]: RCFGBuilder took 292395.66 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 30.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:32:41,184 INFO L168 Benchmark]: CodeCheck took 105.59 ms. Allocated memory is still 71.3 MB. Free memory was 30.3 MB in the beginning and 45.2 MB in the end (delta: -14.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:32:41,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 36.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 433.49 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.3 MB in the beginning and 49.3 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.23 ms. Allocated memory is still 71.3 MB. Free memory was 49.1 MB in the beginning and 46.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.67 ms. Allocated memory is still 71.3 MB. Free memory was 46.8 MB in the beginning and 44.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 292395.66 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 30.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * CodeCheck took 105.59 ms. Allocated memory is still 71.3 MB. Free memory was 30.3 MB in the beginning and 45.2 MB in the end (delta: -14.8 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:32:41,399 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-10-29 04:32:41,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1729f54-b6f7-4fda-9d8c-5e0f59b60b59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...