./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2809eb2309f6fe734e353208c2cdd3b2ac5bedc17488f10547b1d0f4458c512 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:40:43,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:40:43,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:40:43,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:40:43,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:40:43,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:40:43,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:40:43,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:40:43,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:40:43,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:40:43,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:40:43,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:40:43,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:40:43,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:40:43,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:40:43,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:40:43,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:40:43,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:40:43,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:40:43,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:40:43,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:40:43,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:40:43,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:40:43,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:40:43,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:40:43,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:40:43,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:40:43,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:40:43,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:40:43,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:40:43,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:40:43,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:40:43,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:40:43,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:40:43,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:40:43,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:40:43,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:40:43,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:40:43,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:40:43,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:40:43,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:40:43,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:40:43,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:40:43,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:40:43,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:40:43,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:40:43,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:40:43,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:40:43,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:40:43,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:40:43,786 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:40:43,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:40:43,787 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:40:43,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:40:43,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:40:43,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:40:43,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:40:43,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:40:43,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:40:43,789 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:40:43,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:40:43,789 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:40:43,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:40:43,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:40:43,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:40:43,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:40:43,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:43,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:40:43,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:40:43,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:40:43,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:40:43,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:40:43,793 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:40:43,793 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:40:43,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:40:43,794 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_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2809eb2309f6fe734e353208c2cdd3b2ac5bedc17488f10547b1d0f4458c512 [2022-11-02 20:40:44,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:40:44,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:40:44,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:40:44,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:40:44,219 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:40:44,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2022-11-02 20:40:44,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/91fef8ef0/77c6ab09cdc144d9b81c6ce9403fd8a4/FLAG06eac8dd3 [2022-11-02 20:40:44,875 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:40:44,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2022-11-02 20:40:44,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/91fef8ef0/77c6ab09cdc144d9b81c6ce9403fd8a4/FLAG06eac8dd3 [2022-11-02 20:40:45,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/91fef8ef0/77c6ab09cdc144d9b81c6ce9403fd8a4 [2022-11-02 20:40:45,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:40:45,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:40:45,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:45,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:40:45,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:40:45,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5090cb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45, skipping insertion in model container [2022-11-02 20:40:45,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:40:45,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:40:45,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c[5945,5958] [2022-11-02 20:40:45,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:45,674 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:40:45,733 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c[5945,5958] [2022-11-02 20:40:45,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:45,751 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:40:45,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45 WrapperNode [2022-11-02 20:40:45,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:45,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:45,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:40:45,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:40:45,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,902 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 291 [2022-11-02 20:40:45,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:45,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:40:45,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:40:45,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:40:45,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:45,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:46,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:46,008 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:46,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:46,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:40:46,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:40:46,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:40:46,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:40:46,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (1/1) ... [2022-11-02 20:40:46,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:46,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:40:46,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:40:46,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:40:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:40:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:40:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:40:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-02 20:40:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:40:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-02 20:40:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:40:46,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:40:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:40:46,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:40:46,319 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:40:46,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:40:47,206 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:40:47,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:40:47,221 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-11-02 20:40:47,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:40:47 BoogieIcfgContainer [2022-11-02 20:40:47,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:40:47,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:40:47,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:40:47,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:40:47,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:40:45" (1/3) ... [2022-11-02 20:40:47,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584bfc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:40:47, skipping insertion in model container [2022-11-02 20:40:47,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:45" (2/3) ... [2022-11-02 20:40:47,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584bfc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:40:47, skipping insertion in model container [2022-11-02 20:40:47,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:40:47" (3/3) ... [2022-11-02 20:40:47,238 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0250a.c [2022-11-02 20:40:47,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:40:47,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:40:47,333 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:40:47,342 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@30384c4b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:40:47,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:40:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 70 states have (on average 1.6714285714285715) internal successors, (117), 71 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:40:47,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:40:47,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:40:47,361 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:40:47,362 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:40:47,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:40:47,370 INFO L85 PathProgramCache]: Analyzing trace with hash 2046089236, now seen corresponding path program 1 times [2022-11-02 20:40:47,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:40:47,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551114112] [2022-11-02 20:40:47,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:40:47,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:40:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:40:47,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:40:47,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551114112] [2022-11-02 20:40:47,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551114112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:40:47,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:40:47,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:40:47,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431171660] [2022-11-02 20:40:47,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:40:47,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:40:47,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:40:47,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:40:47,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:40:47,750 INFO L87 Difference]: Start difference. First operand has 72 states, 70 states have (on average 1.6714285714285715) internal successors, (117), 71 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:40:47,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:40:47,800 INFO L93 Difference]: Finished difference Result 142 states and 232 transitions. [2022-11-02 20:40:47,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:40:47,803 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-02 20:40:47,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:40:47,821 INFO L225 Difference]: With dead ends: 142 [2022-11-02 20:40:47,822 INFO L226 Difference]: Without dead ends: 69 [2022-11-02 20:40:47,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:40:47,834 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:40:47,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:40:47,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-02 20:40:47,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2022-11-02 20:40:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.3970588235294117) internal successors, (95), 68 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:40:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 95 transitions. [2022-11-02 20:40:47,897 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 95 transitions. Word has length 11 [2022-11-02 20:40:47,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:40:47,898 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 95 transitions. [2022-11-02 20:40:47,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:40:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-11-02 20:40:47,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-02 20:40:47,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:40:47,901 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:40:47,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:40:47,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:40:47,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:40:47,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1615635862, now seen corresponding path program 1 times [2022-11-02 20:40:47,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:40:47,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956469768] [2022-11-02 20:40:47,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:40:47,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:40:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:40:48,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:40:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:40:48,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:40:48,132 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:40:48,134 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:40:48,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:40:48,140 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-02 20:40:48,143 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:40:48,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:40:48 BoogieIcfgContainer [2022-11-02 20:40:48,178 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:40:48,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:40:48,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:40:48,179 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:40:48,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:40:47" (3/4) ... [2022-11-02 20:40:48,184 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:40:48,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:40:48,185 INFO L158 Benchmark]: Toolchain (without parser) took 2960.24ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 60.8MB in the beginning and 83.0MB in the end (delta: -22.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-11-02 20:40:48,186 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:40:48,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.69ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 65.4MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:40:48,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.29ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 60.7MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:40:48,188 INFO L158 Benchmark]: Boogie Preprocessor took 123.23ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 57.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:40:48,189 INFO L158 Benchmark]: RCFGBuilder took 1191.49ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 80.0MB in the end (delta: -23.0MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-02 20:40:48,190 INFO L158 Benchmark]: TraceAbstraction took 950.61ms. Allocated memory is still 132.1MB. Free memory was 79.0MB in the beginning and 84.0MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:40:48,190 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 132.1MB. Free memory was 84.0MB in the beginning and 83.0MB in the end (delta: 999.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:40:48,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.69ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 65.4MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.29ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 60.7MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.23ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 57.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1191.49ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 80.0MB in the end (delta: -23.0MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * TraceAbstraction took 950.61ms. Allocated memory is still 132.1MB. Free memory was 79.0MB in the beginning and 84.0MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 132.1MB. Free memory was 84.0MB in the beginning and 83.0MB in the end (delta: 999.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 245]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 154, overapproximation of someBinaryArithmeticDOUBLEoperation at line 189, overapproximation of bitwiseAnd at line 172, overapproximation of someBinaryDOUBLEComparisonOperation at line 19. Possible FailurePath: [L21] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L148-L162] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] double x = 1.0 / 0.0; [L241] CALL, EXPR __ieee754_asin(x) [L165] double t, w, p, q, c, r, s; [L166] __int32_t hx, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L168] ieee_double_shape_type gh_u; [L169] gh_u.value = (x) [L170] EXPR gh_u.parts.msw [L170] (hx) = gh_u.parts.msw [L172] ix = hx & 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=6, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L173] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=6, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L184] COND TRUE ix < 0x3fe00000 VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=6, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L185] COND FALSE !(ix < 0x3e400000) [L189] t = x * x [L190-L193] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L194-L195] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L196] w = p / q [L197] return x + x * w; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=6, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L241] RET, EXPR __ieee754_asin(x) [L241] double res = __ieee754_asin(x); [L244] CALL, EXPR isnan_double(res) [L19] return x != x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009, \result=0, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009] [L244] RET, EXPR isnan_double(res) [L244] COND TRUE !isnan_double(res) [L245] reach_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 98 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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 [2022-11-02 20:40:48,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2809eb2309f6fe734e353208c2cdd3b2ac5bedc17488f10547b1d0f4458c512 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:40:51,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:40:51,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:40:51,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:40:51,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:40:51,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:40:51,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:40:51,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:40:51,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:40:51,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:40:51,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:40:51,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:40:51,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:40:51,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:40:51,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:40:51,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:40:51,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:40:51,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:40:51,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:40:51,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:40:51,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:40:51,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:40:51,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:40:51,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:40:51,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:40:51,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:40:51,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:40:51,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:40:51,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:40:51,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:40:51,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:40:51,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:40:51,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:40:51,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:40:51,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:40:51,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:40:51,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:40:51,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:40:51,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:40:51,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:40:51,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:40:51,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:40:51,270 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:40:51,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:40:51,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:40:51,272 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:40:51,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:40:51,273 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:40:51,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:40:51,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:40:51,275 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:40:51,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:40:51,275 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:40:51,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:40:51,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:40:51,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:40:51,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:40:51,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:40:51,277 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:40:51,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:40:51,277 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:40:51,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:40:51,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:40:51,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:40:51,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:40:51,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:40:51,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:40:51,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:40:51,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:51,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:40:51,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:40:51,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:40:51,280 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:40:51,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:40:51,281 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:40:51,281 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:40:51,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:40:51,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:40:51,281 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_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2809eb2309f6fe734e353208c2cdd3b2ac5bedc17488f10547b1d0f4458c512 [2022-11-02 20:40:51,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:40:51,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:40:51,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:40:51,814 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:40:51,815 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:40:51,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2022-11-02 20:40:51,918 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/c70907712/fac49618bd9c4a5bb7401d7000303a88/FLAGf184f54c5 [2022-11-02 20:40:52,644 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:40:52,645 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2022-11-02 20:40:52,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/c70907712/fac49618bd9c4a5bb7401d7000303a88/FLAGf184f54c5 [2022-11-02 20:40:52,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/data/c70907712/fac49618bd9c4a5bb7401d7000303a88 [2022-11-02 20:40:52,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:40:52,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:40:52,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:52,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:40:52,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:40:52,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:52" (1/1) ... [2022-11-02 20:40:52,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c82351c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:52, skipping insertion in model container [2022-11-02 20:40:52,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:52" (1/1) ... [2022-11-02 20:40:52,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:40:53,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:40:53,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c[5945,5958] [2022-11-02 20:40:53,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:53,359 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:40:53,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c[5945,5958] [2022-11-02 20:40:53,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:53,479 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:40:53,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53 WrapperNode [2022-11-02 20:40:53,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:53,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:53,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:40:53,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:40:53,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,556 INFO L138 Inliner]: procedures = 21, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 291 [2022-11-02 20:40:53,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:53,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:40:53,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:40:53,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:40:53,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,619 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:40:53,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:40:53,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:40:53,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:40:53,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (1/1) ... [2022-11-02 20:40:53,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:53,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:40:53,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:40:53,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:40:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:40:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-02 20:40:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-02 20:40:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:40:53,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:40:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 20:40:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:40:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:40:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 20:40:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:40:53,902 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:40:53,905 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:41:14,087 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:41:14,104 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:41:14,114 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-11-02 20:41:14,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:14 BoogieIcfgContainer [2022-11-02 20:41:14,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:41:14,120 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:41:14,120 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:41:14,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:41:14,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:40:52" (1/3) ... [2022-11-02 20:41:14,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b72062d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:41:14, skipping insertion in model container [2022-11-02 20:41:14,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:53" (2/3) ... [2022-11-02 20:41:14,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b72062d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:41:14, skipping insertion in model container [2022-11-02 20:41:14,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:14" (3/3) ... [2022-11-02 20:41:14,135 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0250a.c [2022-11-02 20:41:14,161 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:41:14,161 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:41:14,226 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:41:14,234 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@747fd99d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:41:14,234 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:41:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 70 states have (on average 1.6714285714285715) internal successors, (117), 71 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:41:14,248 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:41:14,249 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:41:14,250 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:41:14,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:41:14,257 INFO L85 PathProgramCache]: Analyzing trace with hash 2046089236, now seen corresponding path program 1 times [2022-11-02 20:41:14,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:41:14,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [885501783] [2022-11-02 20:41:14,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:41:14,294 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:41:14,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:41:14,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:41:14,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:41:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:41:15,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-02 20:41:15,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:41:15,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:41:15,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:41:15,277 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:41:15,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [885501783] [2022-11-02 20:41:15,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [885501783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:41:15,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:41:15,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:41:15,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254248453] [2022-11-02 20:41:15,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:41:15,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:41:15,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:41:15,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:41:15,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:41:15,331 INFO L87 Difference]: Start difference. First operand has 72 states, 70 states have (on average 1.6714285714285715) internal successors, (117), 71 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:15,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:41:15,386 INFO L93 Difference]: Finished difference Result 142 states and 232 transitions. [2022-11-02 20:41:15,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:41:15,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-02 20:41:15,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:41:15,404 INFO L225 Difference]: With dead ends: 142 [2022-11-02 20:41:15,404 INFO L226 Difference]: Without dead ends: 69 [2022-11-02 20:41:15,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:41:15,423 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:41:15,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:41:15,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-02 20:41:15,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2022-11-02 20:41:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.3970588235294117) internal successors, (95), 68 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 95 transitions. [2022-11-02 20:41:15,476 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 95 transitions. Word has length 11 [2022-11-02 20:41:15,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:41:15,477 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 95 transitions. [2022-11-02 20:41:15,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:15,477 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-11-02 20:41:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-02 20:41:15,481 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:41:15,481 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:41:15,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:41:15,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:41:15,695 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:41:15,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:41:15,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1615635862, now seen corresponding path program 1 times [2022-11-02 20:41:15,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:41:15,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1405650745] [2022-11-02 20:41:15,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:41:15,697 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:41:15,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:41:15,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:41:15,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:41:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:41:20,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:41:20,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:41:22,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:41:22,327 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:41:22,328 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:41:22,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1405650745] [2022-11-02 20:41:22,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1405650745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:41:22,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:41:22,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:41:22,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605305484] [2022-11-02 20:41:22,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:41:22,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:41:22,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:41:22,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:41:22,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:41:22,333 INFO L87 Difference]: Start difference. First operand 69 states and 95 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:22,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:41:22,341 INFO L93 Difference]: Finished difference Result 74 states and 99 transitions. [2022-11-02 20:41:22,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:41:22,342 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-02 20:41:22,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:41:22,343 INFO L225 Difference]: With dead ends: 74 [2022-11-02 20:41:22,343 INFO L226 Difference]: Without dead ends: 14 [2022-11-02 20:41:22,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:41:22,345 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 10 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:41:22,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 35 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 10 Unchecked, 0.0s Time] [2022-11-02 20:41:22,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-02 20:41:22,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-02 20:41:22,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2022-11-02 20:41:22,350 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2022-11-02 20:41:22,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:41:22,351 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2022-11-02 20:41:22,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:22,352 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2022-11-02 20:41:22,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-02 20:41:22,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:41:22,353 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:41:22,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:41:22,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:41:22,567 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:41:22,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:41:22,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1311586218, now seen corresponding path program 1 times [2022-11-02 20:41:22,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:41:22,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531350956] [2022-11-02 20:41:22,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:41:22,571 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:41:22,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:41:22,574 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:41:22,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:41:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:41:23,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:41:23,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:41:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:41:24,899 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:41:24,899 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:41:24,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531350956] [2022-11-02 20:41:24,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531350956] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:41:24,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:41:24,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:41:24,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211339950] [2022-11-02 20:41:24,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:41:24,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:41:24,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:41:24,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:41:24,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:41:24,909 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:24,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:41:24,912 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2022-11-02 20:41:24,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:41:24,913 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-02 20:41:24,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:41:24,913 INFO L225 Difference]: With dead ends: 19 [2022-11-02 20:41:24,913 INFO L226 Difference]: Without dead ends: 14 [2022-11-02 20:41:24,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:41:24,915 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:41:24,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 29 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 7 Unchecked, 0.0s Time] [2022-11-02 20:41:24,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-02 20:41:24,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-02 20:41:24,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0) internal successors, (13), 13 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2022-11-02 20:41:24,936 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 13 [2022-11-02 20:41:24,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:41:24,936 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2022-11-02 20:41:24,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2022-11-02 20:41:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-02 20:41:24,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:41:24,939 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:41:24,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:41:25,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:41:25,156 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:41:25,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:41:25,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1309739176, now seen corresponding path program 1 times [2022-11-02 20:41:25,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:41:25,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857730008] [2022-11-02 20:41:25,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:41:25,157 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:41:25,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:41:25,159 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:41:25,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:41:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:41:26,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:41:26,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:41:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:41:28,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:41:28,278 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:41:28,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857730008] [2022-11-02 20:41:28,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857730008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:41:28,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:41:28,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:41:28,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672631069] [2022-11-02 20:41:28,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:41:28,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:41:28,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:41:28,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:41:28,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:41:28,281 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:31,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:41:31,133 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2022-11-02 20:41:31,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:41:31,133 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-02 20:41:31,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:41:31,134 INFO L225 Difference]: With dead ends: 14 [2022-11-02 20:41:31,134 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:41:31,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:41:31,135 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 16 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:41:31,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 20 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-02 20:41:31,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:41:31,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:41:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:41:31,138 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2022-11-02 20:41:31,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:41:31,138 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:41:31,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:41:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:41:31,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:41:31,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:41:31,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:41:31,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:41:31,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:41:32,635 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 199) no Hoare annotation was computed. [2022-11-02 20:41:32,636 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 184 199) no Hoare annotation was computed. [2022-11-02 20:41:32,636 INFO L895 garLoopResultBuilder]: At program point L19(line 19) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= |ULTIMATE.start___ieee754_asin_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven) (= (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start___ieee754_asin_#res#1|)) [2022-11-02 20:41:32,636 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:41:32,637 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 198) no Hoare annotation was computed. [2022-11-02 20:41:32,637 INFO L895 garLoopResultBuilder]: At program point L86-2(lines 86 102) the Hoare annotation is: false [2022-11-02 20:41:32,637 INFO L899 garLoopResultBuilder]: For program point L86-3(lines 23 131) no Hoare annotation was computed. [2022-11-02 20:41:32,637 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2022-11-02 20:41:32,638 INFO L899 garLoopResultBuilder]: For program point L54-2(lines 54 55) no Hoare annotation was computed. [2022-11-02 20:41:32,638 INFO L895 garLoopResultBuilder]: At program point L54-3(lines 54 55) the Hoare annotation is: false [2022-11-02 20:41:32,638 INFO L899 garLoopResultBuilder]: For program point L54-4(lines 54 55) no Hoare annotation was computed. [2022-11-02 20:41:32,638 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 118) no Hoare annotation was computed. [2022-11-02 20:41:32,638 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2022-11-02 20:41:32,639 INFO L899 garLoopResultBuilder]: For program point L121-2(lines 121 122) no Hoare annotation was computed. [2022-11-02 20:41:32,639 INFO L899 garLoopResultBuilder]: For program point L89(lines 89 98) no Hoare annotation was computed. [2022-11-02 20:41:32,639 INFO L899 garLoopResultBuilder]: For program point L89-2(lines 89 98) no Hoare annotation was computed. [2022-11-02 20:41:32,639 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 144) no Hoare annotation was computed. [2022-11-02 20:41:32,640 INFO L895 garLoopResultBuilder]: At program point L139-1(lines 132 146) the Hoare annotation is: false [2022-11-02 20:41:32,640 INFO L899 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2022-11-02 20:41:32,640 INFO L899 garLoopResultBuilder]: For program point L139-2(lines 139 144) no Hoare annotation was computed. [2022-11-02 20:41:32,640 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 45) no Hoare annotation was computed. [2022-11-02 20:41:32,643 INFO L895 garLoopResultBuilder]: At program point L73-2(lines 73 83) the Hoare annotation is: false [2022-11-02 20:41:32,644 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 40 45) no Hoare annotation was computed. [2022-11-02 20:41:32,644 INFO L899 garLoopResultBuilder]: For program point L73-3(lines 73 83) no Hoare annotation was computed. [2022-11-02 20:41:32,644 INFO L899 garLoopResultBuilder]: For program point L173(lines 173 199) no Hoare annotation was computed. [2022-11-02 20:41:32,645 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 44) no Hoare annotation was computed. [2022-11-02 20:41:32,645 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:41:32,645 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 92) no Hoare annotation was computed. [2022-11-02 20:41:32,645 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 124 129) no Hoare annotation was computed. [2022-11-02 20:41:32,646 INFO L895 garLoopResultBuilder]: At program point L124-2(lines 124 129) the Hoare annotation is: false [2022-11-02 20:41:32,646 INFO L899 garLoopResultBuilder]: For program point L91-2(lines 91 92) no Hoare annotation was computed. [2022-11-02 20:41:32,646 INFO L899 garLoopResultBuilder]: For program point L124-3(lines 124 129) no Hoare annotation was computed. [2022-11-02 20:41:32,646 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2022-11-02 20:41:32,647 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2022-11-02 20:41:32,647 INFO L899 garLoopResultBuilder]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2022-11-02 20:41:32,647 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 175 179) no Hoare annotation was computed. [2022-11-02 20:41:32,649 INFO L895 garLoopResultBuilder]: At program point L175-2(lines 175 179) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_asin_~ix~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|))))) (= |ULTIMATE.start___ieee754_asin_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-02 20:41:32,649 INFO L899 garLoopResultBuilder]: For program point L175-3(lines 173 184) no Hoare annotation was computed. [2022-11-02 20:41:32,650 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2022-11-02 20:41:32,650 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 95) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L94-2(lines 94 95) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L210(lines 210 226) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L210-2(lines 164 231) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 116) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 65) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L29-1(lines 29 34) no Hoare annotation was computed. [2022-11-02 20:41:32,651 INFO L899 garLoopResultBuilder]: For program point L62-2(lines 62 65) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L895 garLoopResultBuilder]: At program point L29-2(lines 29 34) the Hoare annotation is: false [2022-11-02 20:41:32,652 INFO L899 garLoopResultBuilder]: For program point L29-3(lines 23 131) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 247) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L895 garLoopResultBuilder]: At program point L145(lines 132 146) the Hoare annotation is: false [2022-11-02 20:41:32,652 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 113) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L899 garLoopResultBuilder]: For program point L112-2(lines 112 113) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2022-11-02 20:41:32,652 INFO L895 garLoopResultBuilder]: At program point L130(lines 23 131) the Hoare annotation is: false [2022-11-02 20:41:32,653 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 59) no Hoare annotation was computed. [2022-11-02 20:41:32,653 INFO L899 garLoopResultBuilder]: For program point L48-2(lines 48 59) no Hoare annotation was computed. [2022-11-02 20:41:32,653 INFO L895 garLoopResultBuilder]: At program point L230(lines 164 231) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asin_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven) (= (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start___ieee754_asin_#res#1|)) [2022-11-02 20:41:32,653 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:41:32,653 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 245) no Hoare annotation was computed. [2022-11-02 20:41:32,653 INFO L895 garLoopResultBuilder]: At program point L49-2(lines 49 53) the Hoare annotation is: false [2022-11-02 20:41:32,654 INFO L899 garLoopResultBuilder]: For program point L49-3(lines 49 53) no Hoare annotation was computed. [2022-11-02 20:41:32,654 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 215 220) no Hoare annotation was computed. [2022-11-02 20:41:32,654 INFO L895 garLoopResultBuilder]: At program point L215-2(lines 215 220) the Hoare annotation is: false [2022-11-02 20:41:32,654 INFO L899 garLoopResultBuilder]: For program point L215-3(lines 215 220) no Hoare annotation was computed. [2022-11-02 20:41:32,654 INFO L902 garLoopResultBuilder]: At program point L249(lines 233 250) the Hoare annotation is: true [2022-11-02 20:41:32,654 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 167 171) no Hoare annotation was computed. [2022-11-02 20:41:32,655 INFO L895 garLoopResultBuilder]: At program point L167-2(lines 167 171) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asin_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-02 20:41:32,655 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2022-11-02 20:41:32,655 INFO L899 garLoopResultBuilder]: For program point L167-3(lines 167 171) no Hoare annotation was computed. [2022-11-02 20:41:32,655 INFO L895 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2022-11-02 20:41:32,659 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-02 20:41:32,661 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:41:32,671 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,672 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,672 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,672 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,672 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,673 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,675 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,679 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,679 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,679 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,679 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,680 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,680 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,680 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,683 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,683 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,683 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,683 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,684 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,684 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,684 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,684 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,686 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,686 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,686 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,686 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,687 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,687 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,687 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,687 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,688 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,688 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,688 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,688 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,690 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,690 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,691 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,691 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,695 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,695 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,696 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,696 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,696 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,696 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,697 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,697 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,697 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,697 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,698 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,698 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:41:32 BoogieIcfgContainer [2022-11-02 20:41:32,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:41:32,706 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:41:32,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:41:32,708 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:41:32,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:14" (3/4) ... [2022-11-02 20:41:32,713 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:41:32,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-02 20:41:32,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-02 20:41:32,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:41:32,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:41:32,779 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_skolemized_q#valueAsBitvector_17 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_17[63:63], v_skolemized_q#valueAsBitvector_17[62:52], v_skolemized_q#valueAsBitvector_17[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_17[63:32])) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-02 20:41:32,781 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result [2022-11-02 20:41:32,782 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1bv32 == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result [2022-11-02 20:41:32,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:41:32,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:41:32,822 INFO L158 Benchmark]: Toolchain (without parser) took 39860.70ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 40.8MB in the end (delta: 10.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,823 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:41:32,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.04ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 52.6MB in the end (delta: -1.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.57ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 50.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,824 INFO L158 Benchmark]: Boogie Preprocessor took 84.07ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,825 INFO L158 Benchmark]: RCFGBuilder took 20474.65ms. Allocated memory is still 73.4MB. Free memory was 47.2MB in the beginning and 40.4MB in the end (delta: 6.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,825 INFO L158 Benchmark]: TraceAbstraction took 18580.30ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 44.6MB in the end (delta: -4.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,826 INFO L158 Benchmark]: Witness Printer took 115.53ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 40.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:32,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.04ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 52.6MB in the end (delta: -1.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.57ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 50.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.07ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 20474.65ms. Allocated memory is still 73.4MB. Free memory was 47.2MB in the beginning and 40.4MB in the end (delta: 6.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * TraceAbstraction took 18580.30ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 44.6MB in the end (delta: -4.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Witness Printer took 115.53ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 40.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 245]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 182 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 17 IncrementalHoareTripleChecker+Unchecked, 59 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 123 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 21 NumberOfFragments, 149 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 7.4s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 45 ConstructedInterpolants, 11 QuantifiedInterpolants, 356 SizeOfPredicates, 24 NumberOfNonLiveVariables, 261 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant [2022-11-02 20:41:32,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,866 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,867 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,867 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,867 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,867 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,868 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,868 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,869 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,869 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,869 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,870 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:41:32,870 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_17,QUANTIFIED] [2022-11-02 20:41:32,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists v_skolemized_q#valueAsBitvector_17 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_17[63:63], v_skolemized_q#valueAsBitvector_17[62:52], v_skolemized_q#valueAsBitvector_17[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_17[63:32])) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 164]: Loop Invariant [2022-11-02 20:41:32,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant [2022-11-02 20:41:32,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant [2022-11-02 20:41:32,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:41:32,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((1bv32 == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:41:33,122 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-02 20:41:33,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a585a1-a4af-4e76-8600-171873baa8c4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE