./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 232f7a655f6f2994683ec37dc98df7be72a1a46c6fd6dbf6a1ff9fd35a64400c --- 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-b5237d8 [2022-11-22 02:01:55,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:01:55,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:01:55,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:01:55,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:01:55,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:01:55,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:01:55,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:01:55,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:01:55,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:01:55,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:01:55,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:01:55,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:01:55,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:01:55,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:01:55,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:01:55,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:01:55,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:01:55,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:01:55,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:01:55,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:01:55,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:01:55,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:01:55,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:01:55,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:01:55,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:01:55,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:01:55,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:01:55,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:01:55,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:01:55,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:01:55,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:01:55,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:01:55,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:01:55,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:01:55,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:01:55,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:01:55,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:01:55,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:01:55,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:01:55,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:01:55,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 02:01:55,928 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:01:55,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:01:55,929 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:01:55,929 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:01:55,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:01:55,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:01:55,934 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:01:55,935 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:01:55,935 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:01:55,935 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:01:55,936 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:01:55,937 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:01:55,937 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:01:55,937 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:01:55,937 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:01:55,938 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:01:55,938 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:01:55,938 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:01:55,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:01:55,939 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:01:55,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:01:55,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:01:55,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:01:55,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:01:55,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:01:55,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:01:55,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:01:55,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:01:55,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:01:55,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:01:55,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:01:55,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:01:55,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:01:55,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:01:55,943 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:01:55,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:01:55,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:01:55,944 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:01:55,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:01:55,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:01:55,945 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:01:55,945 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 232f7a655f6f2994683ec37dc98df7be72a1a46c6fd6dbf6a1ff9fd35a64400c [2022-11-22 02:01:56,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:01:56,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:01:56,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:01:56,264 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:01:56,265 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:01:56,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2022-11-22 02:01:59,278 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:01:59,548 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:01:59,549 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2022-11-22 02:01:59,556 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/977045182/447a863993954bb5b0b2ef5f8320d723/FLAG1a33393e2 [2022-11-22 02:01:59,571 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/977045182/447a863993954bb5b0b2ef5f8320d723 [2022-11-22 02:01:59,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:01:59,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:01:59,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:01:59,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:01:59,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:01:59,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ddd98a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59, skipping insertion in model container [2022-11-22 02:01:59,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:01:59,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:01:59,816 WARN L237 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c[4632,4645] [2022-11-22 02:01:59,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:01:59,831 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:01:59,872 WARN L237 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c[4632,4645] [2022-11-22 02:01:59,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:01:59,886 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:01:59,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59 WrapperNode [2022-11-22 02:01:59,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:01:59,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:01:59,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:01:59,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:01:59,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,942 INFO L138 Inliner]: procedures = 19, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 242 [2022-11-22 02:01:59,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:01:59,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:01:59,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:01:59,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:01:59,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,981 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:01:59,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:01:59,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:01:59,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:01:59,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:01:59,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (1/1) ... [2022-11-22 02:02:00,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:02:00,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:02:00,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:02:00,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:02:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:02:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:02:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:02:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-22 02:02:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:02:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-22 02:02:00,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:02:00,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:02:00,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:02:00,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:02:00,208 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:02:00,211 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:02:00,704 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:02:00,826 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:02:00,833 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-22 02:02:00,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:00 BoogieIcfgContainer [2022-11-22 02:02:00,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:02:00,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:02:00,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:02:00,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:02:00,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:01:59" (1/3) ... [2022-11-22 02:02:00,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614be6f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:00, skipping insertion in model container [2022-11-22 02:02:00,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:59" (2/3) ... [2022-11-22 02:02:00,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614be6f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:00, skipping insertion in model container [2022-11-22 02:02:00,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:00" (3/3) ... [2022-11-22 02:02:00,859 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281.c [2022-11-22 02:02:00,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:02:00,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:02:00,934 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:02:00,943 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ee581d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:02:00,943 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:02:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 42 states have (on average 1.6904761904761905) internal successors, (71), 43 states have internal predecessors, (71), 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) [2022-11-22 02:02:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 02:02:00,960 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:00,961 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:00,962 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:02:00,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:00,969 INFO L85 PathProgramCache]: Analyzing trace with hash -460165998, now seen corresponding path program 1 times [2022-11-22 02:02:00,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:00,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319745903] [2022-11-22 02:02:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:02:01,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:02:01,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319745903] [2022-11-22 02:02:01,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319745903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:01,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:01,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:02:01,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817146559] [2022-11-22 02:02:01,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:01,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-22 02:02:01,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:02:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-22 02:02:01,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:02:01,250 INFO L87 Difference]: Start difference. First operand has 44 states, 42 states have (on average 1.6904761904761905) internal successors, (71), 43 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:02:01,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:01,316 INFO L93 Difference]: Finished difference Result 86 states and 139 transitions. [2022-11-22 02:02:01,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-22 02:02:01,320 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-22 02:02:01,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:01,334 INFO L225 Difference]: With dead ends: 86 [2022-11-22 02:02:01,334 INFO L226 Difference]: Without dead ends: 41 [2022-11-22 02:02:01,337 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 [2022-11-22 02:02:01,341 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:01,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:02:01,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-11-22 02:02:01,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2022-11-22 02:02:01,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.3) internal successors, (52), 40 states have internal predecessors, (52), 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) [2022-11-22 02:02:01,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2022-11-22 02:02:01,374 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 52 transitions. Word has length 8 [2022-11-22 02:02:01,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:01,374 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 52 transitions. [2022-11-22 02:02:01,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:02:01,375 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-22 02:02:01,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 02:02:01,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:01,376 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:01,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:02:01,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:02:01,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:01,377 INFO L85 PathProgramCache]: Analyzing trace with hash 844884908, now seen corresponding path program 1 times [2022-11-22 02:02:01,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:01,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150420924] [2022-11-22 02:02:01,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:01,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:02:01,427 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 02:02:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:02:01,474 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 02:02:01,474 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 02:02:01,476 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 02:02:01,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:02:01,482 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-22 02:02:01,486 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 02:02:01,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:02:01 BoogieIcfgContainer [2022-11-22 02:02:01,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:02:01,512 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:02:01,512 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:02:01,513 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:02:01,513 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:00" (3/4) ... [2022-11-22 02:02:01,516 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 02:02:01,517 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:02:01,517 INFO L158 Benchmark]: Toolchain (without parser) took 1941.75ms. Allocated memory is still 201.3MB. Free memory was 167.0MB in the beginning and 91.5MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,518 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:02:01,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.94ms. Allocated memory is still 201.3MB. Free memory was 167.0MB in the beginning and 153.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.85ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 151.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,520 INFO L158 Benchmark]: Boogie Preprocessor took 43.08ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 148.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,521 INFO L158 Benchmark]: RCFGBuilder took 850.09ms. Allocated memory is still 201.3MB. Free memory was 148.9MB in the beginning and 121.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,521 INFO L158 Benchmark]: TraceAbstraction took 671.19ms. Allocated memory is still 201.3MB. Free memory was 120.9MB in the beginning and 92.1MB in the end (delta: 28.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 02:02:01,522 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 201.3MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:02:01,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.94ms. Allocated memory is still 201.3MB. Free memory was 167.0MB in the beginning and 153.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.85ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 151.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.08ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 148.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 850.09ms. Allocated memory is still 201.3MB. Free memory was 148.9MB in the beginning and 121.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 671.19ms. Allocated memory is still 201.3MB. Free memory was 120.9MB in the beginning and 92.1MB in the end (delta: 28.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 201.3MB. Free memory is still 91.5MB. 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: 194]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 15, overapproximation of someUnaryDOUBLEoperation at line 104, overapproximation of bitwiseAnd at line 118, overapproximation of someUnaryFLOAToperation at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 121. Possible FailurePath: [L17] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L100-L108] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L186] float x = __VERIFIER_nondet_float(); [L188] COND TRUE x < -1.0f || x > 1.0f [L190] CALL, EXPR __ieee754_asinf(x) [L111] float t, w, p, q, c, r, s; [L112] __int32_t hx, ix; VAL [\old(x)=1000000000000000000000000000008, huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1000000000000000000000000000008] [L114] ieee_float_shape_type gf_u; [L115] gf_u.value = (x) [L116] EXPR gf_u.word [L116] (hx) = gf_u.word [L118] ix = hx & 0x7fffffff VAL [\old(x)=1000000000000000000000000000008, huge_asin=1000000000000000000000000000000, hx=1065353216, ix=1065353216, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1000000000000000000000000000008] [L119] COND TRUE ix == 0x3f800000 [L121] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [\old(x)=1000000000000000000000000000008, huge_asin=1000000000000000000000000000000, hx=1065353216, ix=1065353216, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1000000000000000000000000000008] [L190] RET, EXPR __ieee754_asinf(x) [L190] float res = __ieee754_asinf(x); [L193] CALL, EXPR isnan_float(res) [L15] return x != x; [L193] RET, EXPR isnan_float(res) [L193] COND TRUE !isnan_float(res) [L194] reach_error() VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, res=1000000000000000000000000000009, tiny_sqrt=1/1000000000000000000000000000000, x=1000000000000000000000000000008] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 46 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 46 mSDtfsCounter, 10 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=44occurred 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-22 02:02:01,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 232f7a655f6f2994683ec37dc98df7be72a1a46c6fd6dbf6a1ff9fd35a64400c --- 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-b5237d8 [2022-11-22 02:02:04,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:02:04,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:02:04,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:02:04,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:02:04,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:02:04,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:02:04,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:02:04,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:02:04,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:02:04,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:02:04,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:02:04,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:02:04,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:02:04,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:02:04,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:02:04,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:02:04,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:02:04,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:02:04,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:02:04,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:02:04,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:02:04,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:02:04,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:02:04,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:02:04,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:02:04,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:02:04,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:02:04,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:02:04,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:02:04,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:02:04,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:02:04,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:02:04,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:02:04,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:02:04,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:02:04,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:02:04,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:02:04,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:02:04,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:02:04,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:02:04,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-22 02:02:04,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:02:04,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:02:04,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:02:04,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:02:04,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:02:04,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:02:04,283 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:02:04,284 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:02:04,284 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:02:04,284 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:02:04,285 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:02:04,285 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:02:04,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:02:04,287 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:02:04,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:02:04,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:02:04,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:02:04,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:02:04,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:02:04,288 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:02:04,288 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:02:04,289 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:02:04,289 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:02:04,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:02:04,290 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:02:04,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:02:04,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:02:04,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:02:04,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:02:04,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:02:04,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:02:04,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:02:04,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:02:04,292 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:02:04,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:02:04,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:02:04,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:02:04,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:02:04,294 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 232f7a655f6f2994683ec37dc98df7be72a1a46c6fd6dbf6a1ff9fd35a64400c [2022-11-22 02:02:04,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:02:04,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:02:04,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:02:04,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:02:04,726 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:02:04,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2022-11-22 02:02:08,189 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:02:08,433 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:02:08,446 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2022-11-22 02:02:08,456 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/cca38caba/9dcc676796aa4c25af0f55e554670798/FLAGe9114b9c7 [2022-11-22 02:02:08,476 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/data/cca38caba/9dcc676796aa4c25af0f55e554670798 [2022-11-22 02:02:08,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:02:08,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:02:08,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:02:08,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:02:08,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:02:08,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:08,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb5e7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08, skipping insertion in model container [2022-11-22 02:02:08,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:08,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:02:08,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:02:08,841 WARN L237 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c[4632,4645] [2022-11-22 02:02:08,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:02:08,873 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:02:08,931 WARN L237 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_7148974a-8d5d-4f98-b00d-3c5ad5eed501/sv-benchmarks/c/float-newlib/float_req_bl_0281.c[4632,4645] [2022-11-22 02:02:08,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:02:08,949 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:02:08,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08 WrapperNode [2022-11-22 02:02:08,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:02:08,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:02:08,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:02:08,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:02:08,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:08,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,028 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 242 [2022-11-22 02:02:09,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:02:09,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:02:09,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:02:09,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:02:09,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:02:09,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:02:09,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:02:09,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:02:09,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (1/1) ... [2022-11-22 02:02:09,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:02:09,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:02:09,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:02:09,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:02:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:02:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-22 02:02:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:02:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-22 02:02:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-22 02:02:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:02:09,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:02:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-22 02:02:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-22 02:02:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:02:09,266 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:02:09,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:02:21,684 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:02:21,690 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:02:21,690 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-22 02:02:21,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:21 BoogieIcfgContainer [2022-11-22 02:02:21,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:02:21,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:02:21,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:02:21,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:02:21,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:02:08" (1/3) ... [2022-11-22 02:02:21,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3084e882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:21, skipping insertion in model container [2022-11-22 02:02:21,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:02:08" (2/3) ... [2022-11-22 02:02:21,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3084e882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:02:21, skipping insertion in model container [2022-11-22 02:02:21,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:21" (3/3) ... [2022-11-22 02:02:21,703 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281.c [2022-11-22 02:02:21,722 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:02:21,722 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:02:21,770 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:02:21,776 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3bdc52cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:02:21,777 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:02:21,781 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 56 states have (on average 1.6607142857142858) internal successors, (93), 57 states have internal predecessors, (93), 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) [2022-11-22 02:02:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 02:02:21,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:21,788 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:21,789 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:02:21,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:21,794 INFO L85 PathProgramCache]: Analyzing trace with hash 863812756, now seen corresponding path program 1 times [2022-11-22 02:02:21,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 02:02:21,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048803054] [2022-11-22 02:02:21,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:21,807 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:21,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 02:02:21,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 02:02:21,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-22 02:02:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:22,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-22 02:02:22,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:02:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:02:22,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:02:22,459 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 02:02:22,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048803054] [2022-11-22 02:02:22,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048803054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:22,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:22,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:02:22,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649247945] [2022-11-22 02:02:22,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:22,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-22 02:02:22,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 02:02:22,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-22 02:02:22,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:02:22,505 INFO L87 Difference]: Start difference. First operand has 58 states, 56 states have (on average 1.6607142857142858) internal successors, (93), 57 states have internal predecessors, (93), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-11-22 02:02:22,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:22,525 INFO L93 Difference]: Finished difference Result 113 states and 182 transitions. [2022-11-22 02:02:22,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-22 02:02:22,528 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2022-11-22 02:02:22,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:22,538 INFO L225 Difference]: With dead ends: 113 [2022-11-22 02:02:22,538 INFO L226 Difference]: Without dead ends: 54 [2022-11-22 02:02:22,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:02:22,545 INFO L413 NwaCegarLoop]: 76 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, 76 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 [2022-11-22 02:02:22,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:02:22,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-22 02:02:22,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-11-22 02:02:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 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) [2022-11-22 02:02:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 71 transitions. [2022-11-22 02:02:22,585 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 71 transitions. Word has length 10 [2022-11-22 02:02:22,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:22,586 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 71 transitions. [2022-11-22 02:02:22,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-11-22 02:02:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-22 02:02:22,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:02:22,587 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:22,588 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:22,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-22 02:02:22,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:22,802 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:02:22,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:22,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1283186732, now seen corresponding path program 1 times [2022-11-22 02:02:22,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 02:02:22,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1275661278] [2022-11-22 02:02:22,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:22,804 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:22,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 02:02:22,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 02:02:22,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-22 02:02:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:23,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-22 02:02:23,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:02:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:02:24,130 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:02:24,131 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 02:02:24,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1275661278] [2022-11-22 02:02:24,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1275661278] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:24,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:24,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:02:24,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219111100] [2022-11-22 02:02:24,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:24,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:02:24,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 02:02:24,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:02:24,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:02:24,139 INFO L87 Difference]: Start difference. First operand 54 states and 71 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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) [2022-11-22 02:02:25,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:25,177 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2022-11-22 02:02:25,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:02:25,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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 [2022-11-22 02:02:25,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:25,179 INFO L225 Difference]: With dead ends: 59 [2022-11-22 02:02:25,179 INFO L226 Difference]: Without dead ends: 13 [2022-11-22 02:02:25,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:02:25,181 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 22 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:25,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 15 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 02:02:25,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-11-22 02:02:25,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-11-22 02:02:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.0) internal successors, (12), 12 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) [2022-11-22 02:02:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 12 transitions. [2022-11-22 02:02:25,189 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 12 transitions. Word has length 11 [2022-11-22 02:02:25,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:25,190 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 12 transitions. [2022-11-22 02:02:25,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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) [2022-11-22 02:02:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2022-11-22 02:02:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 02:02:25,191 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:25,191 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:25,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-22 02:02:25,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:25,415 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:02:25,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:25,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1003963026, now seen corresponding path program 1 times [2022-11-22 02:02:25,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 02:02:25,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324046674] [2022-11-22 02:02:25,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:25,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:25,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 02:02:25,418 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 02:02:25,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-22 02:02:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:26,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 02:02:26,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:02:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:02:30,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:02:30,187 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 02:02:30,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324046674] [2022-11-22 02:02:30,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324046674] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:30,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:30,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:02:30,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943174795] [2022-11-22 02:02:30,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:30,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:02:30,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 02:02:30,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:02:30,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:02:30,189 INFO L87 Difference]: Start difference. First operand 13 states and 12 transitions. Second operand has 6 states, 6 states have (on average 2.0) 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) [2022-11-22 02:02:38,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:38,565 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2022-11-22 02:02:38,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:02:38,565 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.0) 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 [2022-11-22 02:02:38,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:38,566 INFO L225 Difference]: With dead ends: 13 [2022-11-22 02:02:38,566 INFO L226 Difference]: Without dead ends: 0 [2022-11-22 02:02:38,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-22 02:02:38,567 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:38,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 23 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-22 02:02:38,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-22 02:02:38,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-22 02:02:38,568 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) [2022-11-22 02:02:38,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-22 02:02:38,569 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2022-11-22 02:02:38,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:38,569 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-22 02:02:38,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.0) 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) [2022-11-22 02:02:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-22 02:02:38,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 02:02:38,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 02:02:38,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-22 02:02:38,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 02:02:38,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-22 02:02:47,233 WARN L233 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-22 02:02:47,364 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 37) no Hoare annotation was computed. [2022-11-22 02:02:47,364 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-22 02:02:47,364 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 139) no Hoare annotation was computed. [2022-11-22 02:02:47,365 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 73) no Hoare annotation was computed. [2022-11-22 02:02:47,365 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2022-11-22 02:02:47,365 INFO L895 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: false [2022-11-22 02:02:47,365 INFO L895 garLoopResultBuilder]: At program point L55-2(lines 55 64) the Hoare annotation is: false [2022-11-22 02:02:47,365 INFO L899 garLoopResultBuilder]: For program point L55-3(lines 19 84) no Hoare annotation was computed. [2022-11-22 02:02:47,365 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 197) no Hoare annotation was computed. [2022-11-22 02:02:47,365 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 139) no Hoare annotation was computed. [2022-11-22 02:02:47,366 INFO L899 garLoopResultBuilder]: For program point L188-2(lines 188 197) no Hoare annotation was computed. [2022-11-22 02:02:47,366 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 44) no Hoare annotation was computed. [2022-11-22 02:02:47,367 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2022-11-22 02:02:47,367 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2022-11-22 02:02:47,367 INFO L895 garLoopResultBuilder]: At program point L156-2(lines 156 160) the Hoare annotation is: false [2022-11-22 02:02:47,368 INFO L899 garLoopResultBuilder]: For program point L57(lines 57 61) no Hoare annotation was computed. [2022-11-22 02:02:47,368 INFO L899 garLoopResultBuilder]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2022-11-22 02:02:47,369 INFO L899 garLoopResultBuilder]: For program point L57-2(lines 57 61) no Hoare annotation was computed. [2022-11-22 02:02:47,372 INFO L895 garLoopResultBuilder]: At program point L24-2(lines 24 28) the Hoare annotation is: false [2022-11-22 02:02:47,372 INFO L899 garLoopResultBuilder]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2022-11-22 02:02:47,372 INFO L899 garLoopResultBuilder]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2022-11-22 02:02:47,373 INFO L895 garLoopResultBuilder]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2022-11-22 02:02:47,374 INFO L899 garLoopResultBuilder]: For program point L41-4(lines 41 42) no Hoare annotation was computed. [2022-11-22 02:02:47,374 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-22 02:02:47,374 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 139) no Hoare annotation was computed. [2022-11-22 02:02:47,374 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2022-11-22 02:02:47,374 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 138) no Hoare annotation was computed. [2022-11-22 02:02:47,375 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2022-11-22 02:02:47,375 INFO L895 garLoopResultBuilder]: At program point L92-1(lines 85 98) the Hoare annotation is: false [2022-11-22 02:02:47,375 INFO L899 garLoopResultBuilder]: For program point L92-2(lines 92 96) no Hoare annotation was computed. [2022-11-22 02:02:47,376 INFO L895 garLoopResultBuilder]: At program point L175(lines 110 176) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_asinf_~ix~2#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (exists ((currentRoundingMode RoundingMode)) (fp.gt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) ((_ to_fp 8 24) currentRoundingMode 1.0))))) (exists ((|ULTIMATE.start___ieee754_asinf_~x#1| (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.sub roundNearestTiesToEven |ULTIMATE.start___ieee754_asinf_~x#1| |ULTIMATE.start___ieee754_asinf_~x#1|))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt |ULTIMATE.start___ieee754_asinf_~x#1| ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((currentRoundingMode RoundingMode)) (fp.lt |ULTIMATE.start___ieee754_asinf_~x#1| (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0))))) (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)))) (or (exists ((currentRoundingMode RoundingMode)) (fp.lt .cse1 (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)))) (exists ((currentRoundingMode RoundingMode)) (fp.gt .cse1 ((_ to_fp 8 24) currentRoundingMode 1.0))))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-22 02:02:47,376 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2022-11-22 02:02:47,376 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 196) no Hoare annotation was computed. [2022-11-22 02:02:47,376 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-22 02:02:47,376 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2022-11-22 02:02:47,377 INFO L895 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2022-11-22 02:02:47,377 INFO L899 garLoopResultBuilder]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2022-11-22 02:02:47,377 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-22 02:02:47,377 INFO L899 garLoopResultBuilder]: For program point L161(lines 161 165) no Hoare annotation was computed. [2022-11-22 02:02:47,377 INFO L895 garLoopResultBuilder]: At program point L161-1(lines 153 171) the Hoare annotation is: false [2022-11-22 02:02:47,378 INFO L899 garLoopResultBuilder]: For program point L161-2(lines 161 165) no Hoare annotation was computed. [2022-11-22 02:02:47,378 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2022-11-22 02:02:47,378 INFO L895 garLoopResultBuilder]: At program point L113-2(lines 113 117) the Hoare annotation is: (and (or (exists ((currentRoundingMode RoundingMode)) (fp.gt |ULTIMATE.start___ieee754_asinf_~x#1| ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((currentRoundingMode RoundingMode)) (fp.lt |ULTIMATE.start___ieee754_asinf_~x#1| (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0))))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-22 02:02:47,378 INFO L899 garLoopResultBuilder]: For program point L47(lines 47 48) no Hoare annotation was computed. [2022-11-22 02:02:47,378 INFO L899 garLoopResultBuilder]: For program point L113-3(lines 113 117) no Hoare annotation was computed. [2022-11-22 02:02:47,379 INFO L899 garLoopResultBuilder]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2022-11-22 02:02:47,379 INFO L895 garLoopResultBuilder]: At program point L97(lines 85 98) the Hoare annotation is: false [2022-11-22 02:02:47,379 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 32) no Hoare annotation was computed. [2022-11-22 02:02:47,379 INFO L895 garLoopResultBuilder]: At program point L15(line 15) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_asinf_~ix~2#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (exists ((currentRoundingMode RoundingMode)) (fp.gt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) ((_ to_fp 8 24) currentRoundingMode 1.0))))) (exists ((|ULTIMATE.start___ieee754_asinf_~x#1| (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.sub roundNearestTiesToEven |ULTIMATE.start___ieee754_asinf_~x#1| |ULTIMATE.start___ieee754_asinf_~x#1|))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt |ULTIMATE.start___ieee754_asinf_~x#1| ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((currentRoundingMode RoundingMode)) (fp.lt |ULTIMATE.start___ieee754_asinf_~x#1| (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0))))) (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)))) (or (exists ((currentRoundingMode RoundingMode)) (fp.lt .cse1 (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)))) (exists ((currentRoundingMode RoundingMode)) (fp.gt .cse1 ((_ to_fp 8 24) currentRoundingMode 1.0))))) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|)) [2022-11-22 02:02:47,379 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-22 02:02:47,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 194) no Hoare annotation was computed. [2022-11-22 02:02:47,380 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 75) no Hoare annotation was computed. [2022-11-22 02:02:47,380 INFO L895 garLoopResultBuilder]: At program point L83(lines 19 84) the Hoare annotation is: false [2022-11-22 02:02:47,380 INFO L902 garLoopResultBuilder]: At program point L199(lines 178 200) the Hoare annotation is: true [2022-11-22 02:02:47,380 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 35) no Hoare annotation was computed. [2022-11-22 02:02:47,380 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 171) no Hoare annotation was computed. [2022-11-22 02:02:47,381 INFO L899 garLoopResultBuilder]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2022-11-22 02:02:47,381 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2022-11-22 02:02:47,385 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-22 02:02:47,387 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 02:02:47,400 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,401 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,401 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,401 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,402 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,404 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,405 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,405 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,406 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,406 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,406 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,406 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,406 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,407 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,407 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,407 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,407 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,411 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,411 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,411 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,411 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,412 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,412 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,412 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,412 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,412 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,413 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,413 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,413 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,413 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,413 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,414 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,414 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,414 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,416 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,417 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,417 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,417 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,417 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,418 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,418 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,419 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,419 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,419 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,420 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,421 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,421 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,421 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,421 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,421 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,422 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,422 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,422 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,422 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,422 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,423 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,423 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,423 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,423 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,424 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,425 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,425 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,425 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,425 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,426 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:02:47 BoogieIcfgContainer [2022-11-22 02:02:47,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:02:47,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:02:47,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:02:47,427 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:02:47,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:02:21" (3/4) ... [2022-11-22 02:02:47,431 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 02:02:47,442 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-22 02:02:47,443 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-22 02:02:47,443 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-22 02:02:47,443 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 02:02:47,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-22 02:02:47,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists ULTIMATE.start___ieee754_asinf_~hx~1#1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1#1) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1#1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1#1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1#1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && (\exists ULTIMATE.start___ieee754_asinf_~x#1 : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1)) == \result)) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-22 02:02:47,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists ULTIMATE.start___ieee754_asinf_~hx~1#1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1#1) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1#1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1#1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1#1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && (\exists ULTIMATE.start___ieee754_asinf_~x#1 : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1)) == \result)) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result [2022-11-22 02:02:47,484 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 02:02:47,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:02:47,485 INFO L158 Benchmark]: Toolchain (without parser) took 39002.36ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 38.3MB in the beginning and 65.5MB in the end (delta: -27.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,485 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:02:47,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.45ms. Allocated memory is still 81.8MB. Free memory was 38.1MB in the beginning and 49.6MB in the end (delta: -11.5MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.15ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,486 INFO L158 Benchmark]: Boogie Preprocessor took 43.06ms. Allocated memory is still 81.8MB. Free memory was 47.0MB in the beginning and 44.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,486 INFO L158 Benchmark]: RCFGBuilder took 12619.65ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 48.0MB in the end (delta: -3.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,487 INFO L158 Benchmark]: TraceAbstraction took 25731.44ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 47.1MB in the beginning and 69.1MB in the end (delta: -22.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,487 INFO L158 Benchmark]: Witness Printer took 56.97ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 65.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 02:02:47,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.45ms. Allocated memory is still 81.8MB. Free memory was 38.1MB in the beginning and 49.6MB in the end (delta: -11.5MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.15ms. Allocated memory is still 81.8MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.06ms. Allocated memory is still 81.8MB. Free memory was 47.0MB in the beginning and 44.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12619.65ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 48.0MB in the end (delta: -3.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * TraceAbstraction took 25731.44ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 47.1MB in the beginning and 69.1MB in the end (delta: -22.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Witness Printer took 56.97ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 65.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. 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[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - 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: 194]: 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, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 90 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 18 NumberOfFragments, 184 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 5 QuantifiedInterpolants, 141 SizeOfPredicates, 14 NumberOfNonLiveVariables, 166 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant [2022-11-22 02:02:47,507 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,507 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,507 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,507 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,507 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,508 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,509 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,510 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,511 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,511 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,511 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,511 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,511 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,512 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,513 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((\exists ULTIMATE.start___ieee754_asinf_~hx~1#1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1#1) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1#1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1#1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1#1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && (\exists ULTIMATE.start___ieee754_asinf_~x#1 : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1)) == \result)) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 15]: Loop Invariant [2022-11-22 02:02:47,515 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,515 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,515 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,515 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,515 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,516 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,517 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,517 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,517 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,517 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,517 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,518 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,518 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,518 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1#1,QUANTIFIED] [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,519 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x#1,QUANTIFIED] [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,520 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,521 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,521 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,521 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((\exists ULTIMATE.start___ieee754_asinf_~hx~1#1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1#1) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1#1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1#1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1#1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && (\exists ULTIMATE.start___ieee754_asinf_~x#1 : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x#1, ULTIMATE.start___ieee754_asinf_~x#1)) == \result)) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant [2022-11-22 02:02:47,522 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,523 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,523 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-22 02:02:47,523 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,523 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-22 02:02:47,524 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists currentRoundingMode : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-22 02:02:47,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7148974a-8d5d-4f98-b00d-3c5ad5eed501/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE