./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan --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 bf96528fb99b321dc7985534169b88f674812cd5 ................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan --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 bf96528fb99b321dc7985534169b88f674812cd5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:35:41,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:35:41,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:35:41,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:35:41,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:35:41,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:35:41,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:35:41,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:35:41,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:35:41,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:35:41,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:35:41,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:35:41,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:35:41,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:35:41,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:35:41,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:35:41,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:35:41,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:35:41,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:35:41,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:35:41,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:35:41,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:35:41,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:35:41,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:35:41,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:35:41,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:35:41,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:35:41,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:35:41,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:35:41,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:35:41,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:35:41,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:35:41,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:35:41,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:35:41,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:35:41,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:35:41,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:35:41,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:35:41,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:35:41,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:35:41,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:35:41,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:35:41,232 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:35:41,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:35:41,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:35:41,234 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:35:41,234 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:35:41,235 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:35:41,235 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:35:41,235 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:35:41,235 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:35:41,236 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:35:41,236 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:35:41,236 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:35:41,236 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:35:41,237 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:35:41,237 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:35:41,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:35:41,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:35:41,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:35:41,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:35:41,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:35:41,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:35:41,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:35:41,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:35:41,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:35:41,241 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:35:41,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:35:41,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:35:41,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:35:41,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:35:41,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:35:41,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:35:41,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:35:41,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:35:41,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:35:41,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:35:41,245 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:35:41,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:35:41,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:35:41,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:35:41,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:35:41,246 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf96528fb99b321dc7985534169b88f674812cd5 [2020-11-28 07:35:41,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:35:41,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:35:41,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:35:41,562 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:35:41,563 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:35:41,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2020-11-28 07:35:41,644 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/1e346beaa/b81ff462fbc64605b119a6d9c8c11c78/FLAG2ac4342fb [2020-11-28 07:35:42,128 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:35:42,128 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2020-11-28 07:35:42,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/1e346beaa/b81ff462fbc64605b119a6d9c8c11c78/FLAG2ac4342fb [2020-11-28 07:35:42,513 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/1e346beaa/b81ff462fbc64605b119a6d9c8c11c78 [2020-11-28 07:35:42,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:35:42,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:35:42,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:35:42,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:35:42,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:35:42,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce06fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42, skipping insertion in model container [2020-11-28 07:35:42,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:35:42,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:35:42,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:35:42,788 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:35:42,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:35:42,830 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:35:42,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42 WrapperNode [2020-11-28 07:35:42,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:35:42,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:35:42,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:35:42,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:35:42,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:35:42,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:35:42,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:35:42,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:35:42,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... [2020-11-28 07:35:42,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:35:42,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:35:42,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:35:42,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:35:42,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:35:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 07:35:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:35:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-28 07:35:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 07:35:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-28 07:35:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:35:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:35:42,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 07:35:42,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 07:35:43,441 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:35:43,442 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 07:35:43,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:43 BoogieIcfgContainer [2020-11-28 07:35:43,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:35:43,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:35:43,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:35:43,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:35:43,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:42" (1/3) ... [2020-11-28 07:35:43,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee5acd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:43, skipping insertion in model container [2020-11-28 07:35:43,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:42" (2/3) ... [2020-11-28 07:35:43,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee5acd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:43, skipping insertion in model container [2020-11-28 07:35:43,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:43" (3/3) ... [2020-11-28 07:35:43,455 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1072d.c [2020-11-28 07:35:43,468 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:35:43,473 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 07:35:43,488 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 07:35:43,517 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:35:43,518 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:35:43,518 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:35:43,518 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:35:43,519 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:35:43,519 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:35:43,519 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:35:43,519 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:35:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2020-11-28 07:35:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 07:35:43,541 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:43,542 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:43,543 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:43,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:43,550 INFO L82 PathProgramCache]: Analyzing trace with hash -211558699, now seen corresponding path program 1 times [2020-11-28 07:35:43,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:35:43,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782915312] [2020-11-28 07:35:43,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:35:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:35:43,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:43,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782915312] [2020-11-28 07:35:43,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:35:43,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 07:35:43,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152354180] [2020-11-28 07:35:43,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 07:35:43,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:35:43,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 07:35:43,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:35:43,735 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 2 states. [2020-11-28 07:35:43,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:35:43,752 INFO L93 Difference]: Finished difference Result 43 states and 67 transitions. [2020-11-28 07:35:43,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 07:35:43,754 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-28 07:35:43,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:35:43,762 INFO L225 Difference]: With dead ends: 43 [2020-11-28 07:35:43,762 INFO L226 Difference]: Without dead ends: 20 [2020-11-28 07:35:43,766 INFO L677 BasicCegarLoop]: 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 [2020-11-28 07:35:43,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2020-11-28 07:35:43,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2020-11-28 07:35:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-11-28 07:35:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2020-11-28 07:35:43,804 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 9 [2020-11-28 07:35:43,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:35:43,804 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2020-11-28 07:35:43,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 07:35:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2020-11-28 07:35:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 07:35:43,806 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:43,806 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:43,806 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 07:35:43,806 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:43,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:43,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1472394920, now seen corresponding path program 1 times [2020-11-28 07:35:43,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:35:43,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986076633] [2020-11-28 07:35:43,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:35:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 07:35:43,879 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 07:35:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 07:35:43,920 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 07:35:43,949 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-28 07:35:43,950 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-28 07:35:43,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 07:35:43,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:35:43 BoogieIcfgContainer [2020-11-28 07:35:43,995 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:35:43,996 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:35:43,996 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:35:43,997 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:35:43,998 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:43" (3/4) ... [2020-11-28 07:35:44,001 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 07:35:44,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:35:44,008 INFO L168 Benchmark]: Toolchain (without parser) took 1486.59 ms. Allocated memory is still 130.0 MB. Free memory was 95.4 MB in the beginning and 58.3 MB in the end (delta: 37.0 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,010 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:35:44,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.28 ms. Allocated memory is still 130.0 MB. Free memory was 95.4 MB in the beginning and 104.5 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.44 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 103.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,014 INFO L168 Benchmark]: Boogie Preprocessor took 33.57 ms. Allocated memory is still 130.0 MB. Free memory was 103.1 MB in the beginning and 101.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,016 INFO L168 Benchmark]: RCFGBuilder took 530.38 ms. Allocated memory is still 130.0 MB. Free memory was 101.7 MB in the beginning and 81.4 MB in the end (delta: 20.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,016 INFO L168 Benchmark]: TraceAbstraction took 548.58 ms. Allocated memory is still 130.0 MB. Free memory was 81.4 MB in the beginning and 59.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:44,017 INFO L168 Benchmark]: Witness Printer took 6.36 ms. Allocated memory is still 130.0 MB. Free memory was 59.0 MB in the beginning and 58.3 MB in the end (delta: 649.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:35:44,027 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.28 ms. Allocated memory is still 130.0 MB. Free memory was 95.4 MB in the beginning and 104.5 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.44 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 103.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.57 ms. Allocated memory is still 130.0 MB. Free memory was 103.1 MB in the beginning and 101.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 530.38 ms. Allocated memory is still 130.0 MB. Free memory was 101.7 MB in the beginning and 81.4 MB in the end (delta: 20.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 548.58 ms. Allocated memory is still 130.0 MB. Free memory was 81.4 MB in the beginning and 59.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 6.36 ms. Allocated memory is still 130.0 MB. Free memory was 59.0 MB in the beginning and 58.3 MB in the end (delta: 649.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 40. Possible FailurePath: [L64] float x = -0.0f; [L15] __int32_t signbit, w, exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L21] signbit = w & 0x80000000 [L22] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L23] COND FALSE !(exponent_less_127 < 23) [L39] COND TRUE exponent_less_127 == 255 [L40] return x + x; [L65] float res = trunc_float(x); [L68] EXPR res == -0.0f && __signbit_float(res) == 1 [L68] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L4] __assert_fail("0", "float_req_bl_1072d.c", 4, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 25 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, 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=22occurred in iteration=0, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:35:46,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:35:46,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:35:46,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:35:46,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:35:46,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:35:46,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:35:46,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:35:46,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:35:46,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:35:46,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:35:46,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:35:46,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:35:46,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:35:46,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:35:46,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:35:46,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:35:46,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:35:46,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:35:46,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:35:46,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:35:46,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:35:46,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:35:46,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:35:46,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:35:46,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:35:46,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:35:46,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:35:46,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:35:46,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:35:46,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:35:46,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:35:46,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:35:46,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:35:46,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:35:46,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:35:46,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:35:46,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:35:46,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:35:46,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:35:46,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:35:46,827 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-28 07:35:46,866 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:35:46,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:35:46,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:35:46,868 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:35:46,868 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:35:46,869 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:35:46,869 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:35:46,869 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:35:46,870 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:35:46,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:35:46,872 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:35:46,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:35:46,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:35:46,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:35:46,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:35:46,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:35:46,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:35:46,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:35:46,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:35:46,875 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:35:46,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:35:46,875 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:35:46,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:35:46,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:35:46,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:35:46,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:35:46,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:35:46,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:35:46,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:35:46,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:35:46,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:35:46,878 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:35:46,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:35:46,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:35:46,879 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:35:46,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:35:46,880 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-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf96528fb99b321dc7985534169b88f674812cd5 [2020-11-28 07:35:47,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:35:47,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:35:47,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:35:47,286 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:35:47,288 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:35:47,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2020-11-28 07:35:47,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/4feedc3b6/b744a507a6c640fe887775c77109a30a/FLAGe1aa58c10 [2020-11-28 07:35:47,821 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:35:47,822 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2020-11-28 07:35:47,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/4feedc3b6/b744a507a6c640fe887775c77109a30a/FLAGe1aa58c10 [2020-11-28 07:35:48,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/data/4feedc3b6/b744a507a6c640fe887775c77109a30a [2020-11-28 07:35:48,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:35:48,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:35:48,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:35:48,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:35:48,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:35:48,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72978f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48, skipping insertion in model container [2020-11-28 07:35:48,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:35:48,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:35:48,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:35:48,410 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:35:48,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:35:48,472 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:35:48,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48 WrapperNode [2020-11-28 07:35:48,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:35:48,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:35:48,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:35:48,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:35:48,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:35:48,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:35:48,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:35:48,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:35:48,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... [2020-11-28 07:35:48,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:35:48,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:35:48,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:35:48,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:35:48,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:35:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 07:35:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:35:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-28 07:35:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 07:35:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:35:48,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:35:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-28 07:35:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 07:35:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 07:35:49,262 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:35:49,262 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 07:35:49,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:49 BoogieIcfgContainer [2020-11-28 07:35:49,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:35:49,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:35:49,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:35:49,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:35:49,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:48" (1/3) ... [2020-11-28 07:35:49,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216c3dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:49, skipping insertion in model container [2020-11-28 07:35:49,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:48" (2/3) ... [2020-11-28 07:35:49,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216c3dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:49, skipping insertion in model container [2020-11-28 07:35:49,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:49" (3/3) ... [2020-11-28 07:35:49,273 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1072d.c [2020-11-28 07:35:49,285 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:35:49,289 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 07:35:49,301 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 07:35:49,337 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:35:49,337 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:35:49,337 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:35:49,338 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:35:49,338 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:35:49,338 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:35:49,338 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:35:49,339 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:35:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2020-11-28 07:35:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 07:35:49,358 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:49,359 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:49,359 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:49,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:49,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1945115165, now seen corresponding path program 1 times [2020-11-28 07:35:49,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:35:49,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090019265] [2020-11-28 07:35:49,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-28 07:35:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:35:49,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-28 07:35:49,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:35:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:49,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:35:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:49,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090019265] [2020-11-28 07:35:49,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:35:49,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-28 07:35:49,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244114328] [2020-11-28 07:35:49,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 07:35:49,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:35:49,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 07:35:49,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:35:49,543 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2020-11-28 07:35:49,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:35:49,559 INFO L93 Difference]: Finished difference Result 49 states and 73 transitions. [2020-11-28 07:35:49,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 07:35:49,561 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-11-28 07:35:49,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:35:49,569 INFO L225 Difference]: With dead ends: 49 [2020-11-28 07:35:49,569 INFO L226 Difference]: Without dead ends: 22 [2020-11-28 07:35:49,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:35:49,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-11-28 07:35:49,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-11-28 07:35:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-11-28 07:35:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2020-11-28 07:35:49,615 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 10 [2020-11-28 07:35:49,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:35:49,616 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2020-11-28 07:35:49,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 07:35:49,616 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-11-28 07:35:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 07:35:49,617 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:49,617 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:49,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-28 07:35:49,834 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:49,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:49,835 INFO L82 PathProgramCache]: Analyzing trace with hash -390192032, now seen corresponding path program 1 times [2020-11-28 07:35:49,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:35:49,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [167785677] [2020-11-28 07:35:49,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-28 07:35:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:35:49,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-28 07:35:49,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:35:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:50,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:35:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:50,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [167785677] [2020-11-28 07:35:50,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:35:50,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-28 07:35:50,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327522230] [2020-11-28 07:35:50,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 07:35:50,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:35:50,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 07:35:50,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:35:50,102 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand 8 states. [2020-11-28 07:35:50,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:35:50,250 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2020-11-28 07:35:50,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 07:35:50,262 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2020-11-28 07:35:50,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:35:50,262 INFO L225 Difference]: With dead ends: 32 [2020-11-28 07:35:50,262 INFO L226 Difference]: Without dead ends: 19 [2020-11-28 07:35:50,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-11-28 07:35:50,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-11-28 07:35:50,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-11-28 07:35:50,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-11-28 07:35:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2020-11-28 07:35:50,270 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 11 [2020-11-28 07:35:50,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:35:50,270 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2020-11-28 07:35:50,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 07:35:50,271 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2020-11-28 07:35:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 07:35:50,271 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:50,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:50,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-28 07:35:50,488 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:50,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:50,489 INFO L82 PathProgramCache]: Analyzing trace with hash -675711906, now seen corresponding path program 1 times [2020-11-28 07:35:50,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:35:50,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2104483931] [2020-11-28 07:35:50,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-28 07:35:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:35:50,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-28 07:35:50,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:35:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:50,647 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:35:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:50,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2104483931] [2020-11-28 07:35:50,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:35:50,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-11-28 07:35:50,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791278562] [2020-11-28 07:35:50,737 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-28 07:35:50,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:35:50,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-28 07:35:50,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-11-28 07:35:50,739 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 9 states. [2020-11-28 07:35:51,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:35:51,009 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2020-11-28 07:35:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 07:35:51,011 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-11-28 07:35:51,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:35:51,012 INFO L225 Difference]: With dead ends: 22 [2020-11-28 07:35:51,012 INFO L226 Difference]: Without dead ends: 19 [2020-11-28 07:35:51,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-11-28 07:35:51,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-11-28 07:35:51,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-11-28 07:35:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-11-28 07:35:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2020-11-28 07:35:51,018 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2020-11-28 07:35:51,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:35:51,018 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2020-11-28 07:35:51,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-28 07:35:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2020-11-28 07:35:51,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 07:35:51,019 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:35:51,020 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:35:51,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-28 07:35:51,233 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:35:51,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:35:51,233 INFO L82 PathProgramCache]: Analyzing trace with hash 438125939, now seen corresponding path program 1 times [2020-11-28 07:35:51,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:35:51,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1685215041] [2020-11-28 07:35:51,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-28 07:35:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:35:51,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-28 07:35:51,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:35:51,597 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:35:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:51,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:35:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:35:52,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1685215041] [2020-11-28 07:35:52,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:35:52,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2020-11-28 07:35:52,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181453674] [2020-11-28 07:35:52,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-11-28 07:35:52,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:35:52,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-11-28 07:35:52,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-11-28 07:35:52,216 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 18 states. [2020-11-28 07:35:52,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:35:52,679 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2020-11-28 07:35:52,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 07:35:52,681 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 18 [2020-11-28 07:35:52,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:35:52,681 INFO L225 Difference]: With dead ends: 19 [2020-11-28 07:35:52,681 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 07:35:52,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-11-28 07:35:52,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 07:35:52,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 07:35:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 07:35:52,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 07:35:52,683 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-11-28 07:35:52,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:35:52,683 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 07:35:52,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-11-28 07:35:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 07:35:52,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 07:35:52,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-28 07:35:52,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 07:35:53,164 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2020-11-28 07:35:53,310 INFO L274 CegarLoopResult]: For program point L23(lines 23 41) no Hoare annotation was computed. [2020-11-28 07:35:53,310 INFO L274 CegarLoopResult]: For program point L23-1(lines 23 41) no Hoare annotation was computed. [2020-11-28 07:35:53,310 INFO L274 CegarLoopResult]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2020-11-28 07:35:53,311 INFO L270 CegarLoopResult]: At program point L48-2(lines 48 52) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short17| (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) .cse0) (= |ULTIMATE.start_trunc_float_#res| .cse0) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvadd (bvashr (bvand (_ bv2139095040 32) ULTIMATE.start_trunc_float_~w~0) (_ bv23 32)) (_ bv4294967169 32)) ULTIMATE.start_trunc_float_~exponent_less_127~0))) (= .cse0 ULTIMATE.start___signbit_float_~x) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483648 32) ULTIMATE.start_trunc_float_~w~0) ULTIMATE.start_trunc_float_~signbit~0))) (= .cse0 ULTIMATE.start_main_~res~0) (= ULTIMATE.start_trunc_float_~x .cse0))) [2020-11-28 07:35:53,311 INFO L274 CegarLoopResult]: For program point L48-3(lines 48 52) no Hoare annotation was computed. [2020-11-28 07:35:53,311 INFO L277 CegarLoopResult]: At program point L73(lines 57 74) the Hoare annotation is: true [2020-11-28 07:35:53,311 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 07:35:53,311 INFO L274 CegarLoopResult]: For program point L32-1(lines 32 36) no Hoare annotation was computed. [2020-11-28 07:35:53,311 INFO L270 CegarLoopResult]: At program point L32-2(lines 32 36) the Hoare annotation is: false [2020-11-28 07:35:53,311 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 07:35:53,311 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point L24(lines 24 37) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L270 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: (= ULTIMATE.start_trunc_float_~x (fp.neg (_ +zero 8 24))) [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point L16-3(lines 16 20) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point L4-1(line 4) no Hoare annotation was computed. [2020-11-28 07:35:53,312 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 07:35:53,313 INFO L270 CegarLoopResult]: At program point L54(lines 45 55) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short17| (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) .cse0) (= (bvadd |ULTIMATE.start___signbit_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= |ULTIMATE.start_trunc_float_#res| .cse0) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvadd (bvashr (bvand (_ bv2139095040 32) ULTIMATE.start_trunc_float_~w~0) (_ bv23 32)) (_ bv4294967169 32)) ULTIMATE.start_trunc_float_~exponent_less_127~0))) (= .cse0 ULTIMATE.start___signbit_float_~x) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483648 32) ULTIMATE.start_trunc_float_~w~0) ULTIMATE.start_trunc_float_~signbit~0))) (= .cse0 ULTIMATE.start_main_~res~0) (= .cse0 (fp ((_ extract 31 31) ULTIMATE.start___signbit_float_~w~1) ((_ extract 30 23) ULTIMATE.start___signbit_float_~w~1) ((_ extract 22 0) ULTIMATE.start___signbit_float_~w~1))) (= ULTIMATE.start_trunc_float_~x .cse0))) [2020-11-28 07:35:53,313 INFO L270 CegarLoopResult]: At program point L42(lines 14 43) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) .cse0) (= |ULTIMATE.start_trunc_float_#res| .cse0) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvadd (bvashr (bvand (_ bv2139095040 32) ULTIMATE.start_trunc_float_~w~0) (_ bv23 32)) (_ bv4294967169 32)) ULTIMATE.start_trunc_float_~exponent_less_127~0))) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483648 32) ULTIMATE.start_trunc_float_~w~0) ULTIMATE.start_trunc_float_~signbit~0))) (= ULTIMATE.start_trunc_float_~x .cse0))) [2020-11-28 07:35:53,314 INFO L274 CegarLoopResult]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2020-11-28 07:35:53,315 INFO L270 CegarLoopResult]: At program point L26-2(lines 26 30) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) .cse0) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvadd (bvashr (bvand (_ bv2139095040 32) ULTIMATE.start_trunc_float_~w~0) (_ bv23 32)) (_ bv4294967169 32)) ULTIMATE.start_trunc_float_~exponent_less_127~0))) (exists ((ULTIMATE.start_trunc_float_~w~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_trunc_float_~w~0) ((_ extract 30 23) ULTIMATE.start_trunc_float_~w~0) ((_ extract 22 0) ULTIMATE.start_trunc_float_~w~0)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483648 32) ULTIMATE.start_trunc_float_~w~0) ULTIMATE.start_trunc_float_~signbit~0))) (= ULTIMATE.start_trunc_float_~x .cse0))) [2020-11-28 07:35:53,315 INFO L274 CegarLoopResult]: For program point L39(lines 39 40) no Hoare annotation was computed. [2020-11-28 07:35:53,316 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-28 07:35:53,316 INFO L274 CegarLoopResult]: For program point L68-2(lines 68 71) no Hoare annotation was computed. [2020-11-28 07:35:53,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:35:53 BoogieIcfgContainer [2020-11-28 07:35:53,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:35:53,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:35:53,386 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:35:53,387 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:35:53,387 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:49" (3/4) ... [2020-11-28 07:35:53,397 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 07:35:53,409 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-11-28 07:35:53,410 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 07:35:53,410 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 07:35:53,411 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:35:53,439 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-11-28 07:35:53,439 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-11-28 07:35:53,440 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == res) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-11-28 07:35:53,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == res) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-11-28 07:35:53,480 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1efdecf6-28a3-4ba5-995a-248ccfaecf8f/bin/utaipan/witness.graphml [2020-11-28 07:35:53,480 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:35:53,482 INFO L168 Benchmark]: Toolchain (without parser) took 5268.18 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 38.0 MB in the beginning and 35.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,485 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:35:53,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.43 ms. Allocated memory is still 58.7 MB. Free memory was 37.9 MB in the beginning and 27.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.01 ms. Allocated memory is still 58.7 MB. Free memory was 27.1 MB in the beginning and 42.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,487 INFO L168 Benchmark]: Boogie Preprocessor took 33.92 ms. Allocated memory is still 58.7 MB. Free memory was 42.5 MB in the beginning and 41.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:35:53,488 INFO L168 Benchmark]: RCFGBuilder took 672.44 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.9 MB in the beginning and 50.9 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,488 INFO L168 Benchmark]: TraceAbstraction took 4120.31 ms. Allocated memory is still 71.3 MB. Free memory was 50.6 MB in the beginning and 39.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,489 INFO L168 Benchmark]: Witness Printer took 94.37 ms. Allocated memory is still 71.3 MB. Free memory was 38.7 MB in the beginning and 35.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:35:53,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 259.43 ms. Allocated memory is still 58.7 MB. Free memory was 37.9 MB in the beginning and 27.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.01 ms. Allocated memory is still 58.7 MB. Free memory was 27.1 MB in the beginning and 42.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.92 ms. Allocated memory is still 58.7 MB. Free memory was 42.5 MB in the beginning and 41.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 672.44 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.9 MB in the beginning and 50.9 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4120.31 ms. Allocated memory is still 71.3 MB. Free memory was 50.6 MB in the beginning and 39.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * Witness Printer took 94.37 ms. Allocated memory is still 71.3 MB. Free memory was 38.7 MB in the beginning and 35.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant [2020-11-28 07:35:53,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: (((~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 45]: Loop Invariant [2020-11-28 07:35:53,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: ((((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == res) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 26]: Loop Invariant [2020-11-28 07:35:53,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: ((~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 48]: Loop Invariant [2020-11-28 07:35:53,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,538 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2020-11-28 07:35:53,539 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: ((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvadd64(~bvashr32(~bvand32(2139095040bv32, ULTIMATE.start_trunc_float_~w~0), 23bv32), 4294967169bv32) == exponent_less_127)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0) == signbit)) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == res) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 63 SDtfs, 163 SDslu, 77 SDs, 0 SdLazy, 77 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 67 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred in iteration=0, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 13 NumberOfFragments, 263 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 93 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 98 ConstructedInterpolants, 22 QuantifiedInterpolants, 9249 SizeOfPredicates, 27 NumberOfNonLiveVariables, 206 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 proved your program to be correct! Received shutdown request...