./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8 --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 5ae8278c4ec20358798928b86253d2d04fbb03a1 ........................................................................................................................................................................................................................................................................................................................... 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_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8 --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 5ae8278c4ec20358798928b86253d2d04fbb03a1 ...................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:02:15,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:02:15,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:02:15,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:02:15,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:02:15,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:02:15,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:02:15,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:02:15,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:02:15,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:02:15,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:02:15,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:02:15,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:02:15,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:02:15,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:02:15,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:02:15,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:02:15,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:02:15,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:02:15,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:02:15,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:02:15,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:02:15,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:02:15,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:02:15,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:02:15,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:02:15,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:02:15,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:02:15,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:02:15,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:02:15,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:02:15,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:02:15,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:02:15,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:02:15,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:02:15,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:02:15,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:02:15,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:02:15,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:02:15,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:02:15,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:02:15,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:02:15,423 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:02:15,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:02:15,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:02:15,429 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:02:15,429 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:02:15,430 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:02:15,430 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:02:15,430 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:02:15,430 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:02:15,430 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:02:15,437 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:02:15,438 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:02:15,438 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:02:15,438 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:02:15,438 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:02:15,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:02:15,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:02:15,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:02:15,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:02:15,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:02:15,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:02:15,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:02:15,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:02:15,441 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:02:15,441 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:02:15,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:02:15,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:02:15,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:02:15,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:02:15,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:02:15,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:02:15,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:02:15,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:02:15,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:02:15,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:02:15,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:02:15,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:02:15,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:02:15,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:02:15,446 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_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ae8278c4ec20358798928b86253d2d04fbb03a1 [2021-10-13 07:02:15,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:02:15,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:02:15,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:02:15,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:02:15,747 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:02:15,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b.c [2021-10-13 07:02:15,807 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/4186673f4/8f0bf6bb8a464ff693431ca40b0292a7/FLAG9d086d1c2 [2021-10-13 07:02:16,253 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:02:16,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c [2021-10-13 07:02:16,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/4186673f4/8f0bf6bb8a464ff693431ca40b0292a7/FLAG9d086d1c2 [2021-10-13 07:02:16,642 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/4186673f4/8f0bf6bb8a464ff693431ca40b0292a7 [2021-10-13 07:02:16,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:02:16,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:02:16,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:02:16,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:02:16,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:02:16,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:02:16" (1/1) ... [2021-10-13 07:02:16,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4262df8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:16, skipping insertion in model container [2021-10-13 07:02:16,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:02:16" (1/1) ... [2021-10-13 07:02:16,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:02:16,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:02:16,930 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_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c[3884,3897] [2021-10-13 07:02:16,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:02:16,941 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:02:16,994 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_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c[3884,3897] [2021-10-13 07:02:16,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:02:17,008 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:02:17,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17 WrapperNode [2021-10-13 07:02:17,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:02:17,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:02:17,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:02:17,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:02:17,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:02:17,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:02:17,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:02:17,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:02:17,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:02:17,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:02:17,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:02:17,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:02:17,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (1/1) ... [2021-10-13 07:02:17,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:02:17,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:17,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:02:17,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:02:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:02:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:02:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 07:02:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-13 07:02:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-13 07:02:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:02:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:02:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 07:02:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-13 07:02:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 07:02:18,013 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:02:18,013 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-13 07:02:18,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:02:18 BoogieIcfgContainer [2021-10-13 07:02:18,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:02:18,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:02:18,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:02:18,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:02:18,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:02:16" (1/3) ... [2021-10-13 07:02:18,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c04a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:02:18, skipping insertion in model container [2021-10-13 07:02:18,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:17" (2/3) ... [2021-10-13 07:02:18,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c04a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:02:18, skipping insertion in model container [2021-10-13 07:02:18,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:02:18" (3/3) ... [2021-10-13 07:02:18,024 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1121b.c [2021-10-13 07:02:18,029 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:02:18,029 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 07:02:18,076 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:02:18,082 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, mConcurrency=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 [2021-10-13 07:02:18,083 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 07:02:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 37 states have (on average 1.7837837837837838) internal successors, (66), 38 states have internal predecessors, (66), 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) [2021-10-13 07:02:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 07:02:18,102 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:18,102 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:18,103 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:18,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:18,108 INFO L82 PathProgramCache]: Analyzing trace with hash -159335407, now seen corresponding path program 1 times [2021-10-13 07:02:18,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:02:18,118 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662208302] [2021-10-13 07:02:18,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:18,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:02:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:18,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:02:18,259 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:02:18,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662208302] [2021-10-13 07:02:18,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662208302] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:02:18,260 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:02:18,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 07:02:18,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513285332] [2021-10-13 07:02:18,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:02:18,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:02:18,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:02:18,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:02:18,281 INFO L87 Difference]: Start difference. First operand has 39 states, 37 states have (on average 1.7837837837837838) internal successors, (66), 38 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-10-13 07:02:18,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:18,299 INFO L93 Difference]: Finished difference Result 77 states and 131 transitions. [2021-10-13 07:02:18,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:02:18,300 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-10-13 07:02:18,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:18,309 INFO L225 Difference]: With dead ends: 77 [2021-10-13 07:02:18,309 INFO L226 Difference]: Without dead ends: 37 [2021-10-13 07:02:18,312 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:02:18,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-13 07:02:18,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-13 07:02:18,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.5) internal successors, (54), 36 states have internal predecessors, (54), 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) [2021-10-13 07:02:18,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 54 transitions. [2021-10-13 07:02:18,344 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 54 transitions. Word has length 8 [2021-10-13 07:02:18,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:18,345 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 54 transitions. [2021-10-13 07:02:18,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-10-13 07:02:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-10-13 07:02:18,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 07:02:18,346 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:18,346 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:18,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 07:02:18,347 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:18,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:18,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1510972428, now seen corresponding path program 1 times [2021-10-13 07:02:18,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:02:18,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509756874] [2021-10-13 07:02:18,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:18,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:02:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:02:18,465 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 07:02:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:02:18,529 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 07:02:18,530 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 07:02:18,531 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:02:18,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 07:02:18,539 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:02:18,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:02:18 BoogieIcfgContainer [2021-10-13 07:02:18,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:02:18,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:02:18,564 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:02:18,564 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:02:18,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:02:18" (3/4) ... [2021-10-13 07:02:18,567 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 07:02:18,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:02:18,570 INFO L168 Benchmark]: Toolchain (without parser) took 1923.23 ms. Allocated memory is still 104.9 MB. Free memory was 75.4 MB in the beginning and 48.4 MB in the end (delta: 27.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,570 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:18,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.65 ms. Allocated memory is still 104.9 MB. Free memory was 75.1 MB in the beginning and 78.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 104.9 MB. Free memory was 78.1 MB in the beginning and 75.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,573 INFO L168 Benchmark]: Boogie Preprocessor took 39.46 ms. Allocated memory is still 104.9 MB. Free memory was 75.6 MB in the beginning and 73.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,573 INFO L168 Benchmark]: RCFGBuilder took 913.23 ms. Allocated memory is still 104.9 MB. Free memory was 73.9 MB in the beginning and 77.2 MB in the end (delta: -3.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,574 INFO L168 Benchmark]: TraceAbstraction took 545.54 ms. Allocated memory is still 104.9 MB. Free memory was 76.7 MB in the beginning and 48.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:18,575 INFO L168 Benchmark]: Witness Printer took 4.17 ms. Allocated memory is still 104.9 MB. Free memory was 48.9 MB in the beginning and 48.4 MB in the end (delta: 501.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:18,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 361.65 ms. Allocated memory is still 104.9 MB. Free memory was 75.1 MB in the beginning and 78.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 104.9 MB. Free memory was 78.1 MB in the beginning and 75.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.46 ms. Allocated memory is still 104.9 MB. Free memory was 75.6 MB in the beginning and 73.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 913.23 ms. Allocated memory is still 104.9 MB. Free memory was 73.9 MB in the beginning and 77.2 MB in the end (delta: -3.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 545.54 ms. Allocated memory is still 104.9 MB. Free memory was 76.7 MB in the beginning and 48.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.17 ms. Allocated memory is still 104.9 MB. Free memory was 48.9 MB in the beginning and 48.4 MB in the end (delta: 501.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 177]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 46, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of bitwiseAnd at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 18, overapproximation of bitwiseXor at line 42. Possible FailurePath: [L20-L23] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L171] double x = __VERIFIER_nondet_double(); [L172] double y = -0.0; [L26] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L27] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={9:0}] [L30] ieee_double_shape_type ew_u; [L31] ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] (hx) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] (lx) = ew_u.parts.lsw [L36] ieee_double_shape_type ew_u; [L37] ew_u.value = (y) [L38] EXPR ew_u.parts.msw [L38] (hy) = ew_u.parts.msw [L39] EXPR ew_u.parts.lsw [L39] (ly) = ew_u.parts.lsw [L41] sx = hx & 0x80000000 [L42] hx ^= sx [L43] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={9:0}] [L45-L46] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L47] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={9:0}] [L173] double res = fmod_double(x, y); [L18] return x != x; [L176] COND TRUE !isnan_double(res) [L177] reach_error() VAL [one_fmod=1, Zero_fmod={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 463.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 8.9ms, AutomataDifference: 45.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 56 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 18.5ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 10.1ms SsaConstructionTime, 127.8ms SatisfiabilityAnalysisTime, 44.8ms InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 07:02:18,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:02:20,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:02:20,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:02:21,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:02:21,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:02:21,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:02:21,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:02:21,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:02:21,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:02:21,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:02:21,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:02:21,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:02:21,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:02:21,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:02:21,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:02:21,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:02:21,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:02:21,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:02:21,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:02:21,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:02:21,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:02:21,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:02:21,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:02:21,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:02:21,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:02:21,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:02:21,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:02:21,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:02:21,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:02:21,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:02:21,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:02:21,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:02:21,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:02:21,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:02:21,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:02:21,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:02:21,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:02:21,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:02:21,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:02:21,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:02:21,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:02:21,110 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:02:21,152 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:02:21,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:02:21,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:02:21,154 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:02:21,155 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:02:21,155 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:02:21,155 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:02:21,155 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:02:21,156 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:02:21,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:02:21,158 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:02:21,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:02:21,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:02:21,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:02:21,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:02:21,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:02:21,160 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:02:21,160 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:02:21,160 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:02:21,160 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:02:21,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:02:21,161 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:02:21,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:02:21,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:02:21,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:02:21,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:02:21,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:02:21,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:02:21,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:02:21,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:02:21,163 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:02:21,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:21,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:02:21,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:02:21,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:02:21,165 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_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ae8278c4ec20358798928b86253d2d04fbb03a1 [2021-10-13 07:02:21,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:02:21,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:02:21,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:02:21,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:02:21,586 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:02:21,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b.c [2021-10-13 07:02:21,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/f463ac446/0ac987225362488a8801798b881b0268/FLAGe09d6351a [2021-10-13 07:02:22,200 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:02:22,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c [2021-10-13 07:02:22,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/f463ac446/0ac987225362488a8801798b881b0268/FLAGe09d6351a [2021-10-13 07:02:22,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/data/f463ac446/0ac987225362488a8801798b881b0268 [2021-10-13 07:02:22,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:02:22,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:02:22,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:02:22,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:02:22,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:02:22,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:22,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a4ac12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22, skipping insertion in model container [2021-10-13 07:02:22,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:22,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:02:22,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:02:22,773 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_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c[3884,3897] [2021-10-13 07:02:22,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:02:22,787 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:02:22,891 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_fd13c2b6-b179-49ab-92d4-62684afe2693/sv-benchmarks/c/float-newlib/double_req_bl_1121b.c[3884,3897] [2021-10-13 07:02:22,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:02:22,917 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:02:22,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22 WrapperNode [2021-10-13 07:02:22,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:02:22,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:02:22,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:02:22,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:02:22,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:22,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:02:23,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:02:23,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:02:23,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:02:23,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:02:23,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:02:23,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:02:23,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:02:23,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (1/1) ... [2021-10-13 07:02:23,075 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:02:23,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:23,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:02:23,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:02:23,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-13 07:02:23,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-13 07:02:23,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:02:23,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:02:23,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-13 07:02:23,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 07:02:23,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:02:23,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:02:23,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 07:02:23,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 07:02:26,626 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:02:26,627 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-13 07:02:26,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:02:26 BoogieIcfgContainer [2021-10-13 07:02:26,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:02:26,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:02:26,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:02:26,671 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:02:26,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:02:22" (1/3) ... [2021-10-13 07:02:26,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11394d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:02:26, skipping insertion in model container [2021-10-13 07:02:26,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:02:22" (2/3) ... [2021-10-13 07:02:26,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11394d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:02:26, skipping insertion in model container [2021-10-13 07:02:26,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:02:26" (3/3) ... [2021-10-13 07:02:26,678 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1121b.c [2021-10-13 07:02:26,689 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:02:26,689 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 07:02:26,757 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:02:26,770 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, mConcurrency=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 [2021-10-13 07:02:26,770 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 07:02:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 53 states have (on average 1.8113207547169812) internal successors, (96), 54 states have internal predecessors, (96), 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) [2021-10-13 07:02:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 07:02:26,813 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:26,813 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:26,815 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:26,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:26,821 INFO L82 PathProgramCache]: Analyzing trace with hash 668833300, now seen corresponding path program 1 times [2021-10-13 07:02:26,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:26,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [55304367] [2021-10-13 07:02:26,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:26,836 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:26,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:26,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:26,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:02:26,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:27,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:02:27,139 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:577) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:312) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:211) ... 31 more [2021-10-13 07:02:27,143 INFO L168 Benchmark]: Toolchain (without parser) took 4600.97 ms. Allocated memory is still 71.3 MB. Free memory was 35.7 MB in the beginning and 44.6 MB in the end (delta: -8.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:27,143 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 71.3 MB. Free memory is still 52.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:27,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.32 ms. Allocated memory is still 71.3 MB. Free memory was 35.5 MB in the beginning and 52.7 MB in the end (delta: -17.3 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:27,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.09 ms. Allocated memory is still 71.3 MB. Free memory was 52.7 MB in the beginning and 50.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:27,145 INFO L168 Benchmark]: Boogie Preprocessor took 57.63 ms. Allocated memory is still 71.3 MB. Free memory was 50.6 MB in the beginning and 48.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:27,146 INFO L168 Benchmark]: RCFGBuilder took 3562.55 ms. Allocated memory is still 71.3 MB. Free memory was 48.4 MB in the beginning and 29.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:02:27,146 INFO L168 Benchmark]: TraceAbstraction took 509.12 ms. Allocated memory is still 71.3 MB. Free memory was 29.1 MB in the beginning and 44.6 MB in the end (delta: -15.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:02:27,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 71.3 MB. Free memory is still 52.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.32 ms. Allocated memory is still 71.3 MB. Free memory was 35.5 MB in the beginning and 52.7 MB in the end (delta: -17.3 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.09 ms. Allocated memory is still 71.3 MB. Free memory was 52.7 MB in the beginning and 50.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.63 ms. Allocated memory is still 71.3 MB. Free memory was 50.6 MB in the beginning and 48.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3562.55 ms. Allocated memory is still 71.3 MB. Free memory was 48.4 MB in the beginning and 29.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 509.12 ms. Allocated memory is still 71.3 MB. Free memory was 29.1 MB in the beginning and 44.6 MB in the end (delta: -15.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 07:02:27,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd13c2b6-b179-49ab-92d4-62684afe2693/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...