./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 4bf6eafdbe8fda5da55032493563d6f73b18119b .................................................................................................................................................................................................................................................................................................................................................................... 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_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 4bf6eafdbe8fda5da55032493563d6f73b18119b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 17:17:25,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 17:17:25,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 17:17:25,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 17:17:25,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 17:17:25,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 17:17:25,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 17:17:25,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 17:17:25,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 17:17:25,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 17:17:25,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 17:17:25,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 17:17:25,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 17:17:25,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 17:17:25,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 17:17:25,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 17:17:25,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 17:17:25,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 17:17:25,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 17:17:25,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 17:17:25,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 17:17:25,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 17:17:25,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 17:17:25,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 17:17:25,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 17:17:25,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 17:17:25,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 17:17:25,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 17:17:25,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 17:17:25,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 17:17:25,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 17:17:25,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 17:17:25,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 17:17:25,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 17:17:25,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 17:17:25,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 17:17:25,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 17:17:25,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 17:17:25,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 17:17:25,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 17:17:25,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 17:17:25,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 17:17:25,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 17:17:25,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 17:17:25,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 17:17:25,726 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 17:17:25,726 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 17:17:25,727 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 17:17:25,727 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 17:17:25,727 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 17:17:25,727 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 17:17:25,738 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 17:17:25,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 17:17:25,739 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 17:17:25,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 17:17:25,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 17:17:25,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 17:17:25,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 17:17:25,741 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_21403555-108f-43dd-b5d5-70b8815563df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bf6eafdbe8fda5da55032493563d6f73b18119b [2020-12-09 17:17:25,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 17:17:25,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 17:17:25,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 17:17:25,939 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 17:17:25,940 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 17:17:25,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2020-12-09 17:17:25,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/013fea2d7/bddf1a7219d040a3ac8293966f5560cc/FLAG9c81e14f5 [2020-12-09 17:17:26,401 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 17:17:26,401 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2020-12-09 17:17:26,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/013fea2d7/bddf1a7219d040a3ac8293966f5560cc/FLAG9c81e14f5 [2020-12-09 17:17:26,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/013fea2d7/bddf1a7219d040a3ac8293966f5560cc [2020-12-09 17:17:26,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 17:17:26,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 17:17:26,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 17:17:26,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 17:17:26,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 17:17:26,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f8183f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26, skipping insertion in model container [2020-12-09 17:17:26,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 17:17:26,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 17:17:26,658 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2020-12-09 17:17:26,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 17:17:26,685 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 17:17:26,754 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2020-12-09 17:17:26,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 17:17:26,785 INFO L208 MainTranslator]: Completed translation [2020-12-09 17:17:26,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26 WrapperNode [2020-12-09 17:17:26,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 17:17:26,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 17:17:26,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 17:17:26,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 17:17:26,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 17:17:26,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 17:17:26,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 17:17:26,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 17:17:26,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:26,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... [2020-12-09 17:17:27,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 17:17:27,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 17:17:27,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 17:17:27,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 17:17:27,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 [2020-12-09 17:17:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 17:17:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 17:17:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 17:17:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 17:17:28,821 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 17:17:28,821 INFO L299 CfgBuilder]: Removed 227 assume(true) statements. [2020-12-09 17:17:28,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:17:28 BoogieIcfgContainer [2020-12-09 17:17:28,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 17:17:28,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 17:17:28,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 17:17:28,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 17:17:28,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:17:26" (1/3) ... [2020-12-09 17:17:28,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2f2f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:17:28, skipping insertion in model container [2020-12-09 17:17:28,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:26" (2/3) ... [2020-12-09 17:17:28,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2f2f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:17:28, skipping insertion in model container [2020-12-09 17:17:28,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:17:28" (3/3) ... [2020-12-09 17:17:28,829 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2020-12-09 17:17:28,839 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 17:17:28,841 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 17:17:28,849 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 17:17:28,866 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 17:17:28,866 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 17:17:28,867 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 17:17:28,867 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 17:17:28,867 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 17:17:28,867 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 17:17:28,867 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 17:17:28,867 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 17:17:28,880 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states. [2020-12-09 17:17:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-09 17:17:28,884 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 17:17:28,884 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 17:17:28,885 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 17:17:28,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 17:17:28,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1397013549, now seen corresponding path program 1 times [2020-12-09 17:17:28,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 17:17:28,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703419939] [2020-12-09 17:17:28,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 17:17:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 17:17:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 17:17:29,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703419939] [2020-12-09 17:17:29,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 17:17:29,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 17:17:29,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440177046] [2020-12-09 17:17:29,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 17:17:29,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 17:17:29,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 17:17:29,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 17:17:29,090 INFO L87 Difference]: Start difference. First operand 307 states. Second operand 2 states. [2020-12-09 17:17:29,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 17:17:29,126 INFO L93 Difference]: Finished difference Result 613 states and 1085 transitions. [2020-12-09 17:17:29,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 17:17:29,127 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2020-12-09 17:17:29,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 17:17:29,137 INFO L225 Difference]: With dead ends: 613 [2020-12-09 17:17:29,137 INFO L226 Difference]: Without dead ends: 305 [2020-12-09 17:17:29,140 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 [2020-12-09 17:17:29,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-12-09 17:17:29,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2020-12-09 17:17:29,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-12-09 17:17:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 387 transitions. [2020-12-09 17:17:29,180 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 387 transitions. Word has length 8 [2020-12-09 17:17:29,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 17:17:29,180 INFO L481 AbstractCegarLoop]: Abstraction has 305 states and 387 transitions. [2020-12-09 17:17:29,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 17:17:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 387 transitions. [2020-12-09 17:17:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-09 17:17:29,181 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 17:17:29,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 17:17:29,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 17:17:29,181 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 17:17:29,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 17:17:29,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1105954204, now seen corresponding path program 1 times [2020-12-09 17:17:29,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 17:17:29,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015052939] [2020-12-09 17:17:29,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 17:17:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 17:17:29,287 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 17:17:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 17:17:29,372 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 17:17:29,404 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 17:17:29,404 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 17:17:29,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 17:17:29,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:17:29 BoogieIcfgContainer [2020-12-09 17:17:29,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 17:17:29,448 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 17:17:29,448 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 17:17:29,448 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 17:17:29,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:17:28" (3/4) ... [2020-12-09 17:17:29,451 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 17:17:29,451 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 17:17:29,453 INFO L168 Benchmark]: Toolchain (without parser) took 3031.38 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 85.4 MB in the beginning and 112.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,453 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 69.2 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 17:17:29,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.91 ms. Allocated memory is still 113.2 MB. Free memory was 85.4 MB in the beginning and 66.2 MB in the end (delta: 19.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.93 ms. Allocated memory is still 113.2 MB. Free memory was 66.2 MB in the beginning and 86.8 MB in the end (delta: -20.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,455 INFO L168 Benchmark]: Boogie Preprocessor took 126.01 ms. Allocated memory is still 113.2 MB. Free memory was 86.8 MB in the beginning and 76.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,456 INFO L168 Benchmark]: RCFGBuilder took 1817.76 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 75.8 MB in the beginning and 99.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,456 INFO L168 Benchmark]: TraceAbstraction took 622.53 ms. Allocated memory is still 167.8 MB. Free memory was 99.5 MB in the beginning and 112.1 MB in the end (delta: -12.6 MB). Peak memory consumption was 64.0 MB. Max. memory is 16.1 GB. [2020-12-09 17:17:29,457 INFO L168 Benchmark]: Witness Printer took 3.34 ms. Allocated memory is still 167.8 MB. Free memory is still 112.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 17:17:29,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 69.2 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 364.91 ms. Allocated memory is still 113.2 MB. Free memory was 85.4 MB in the beginning and 66.2 MB in the end (delta: 19.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.93 ms. Allocated memory is still 113.2 MB. Free memory was 66.2 MB in the beginning and 86.8 MB in the end (delta: -20.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 126.01 ms. Allocated memory is still 113.2 MB. Free memory was 86.8 MB in the beginning and 76.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1817.76 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 75.8 MB in the beginning and 99.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 59.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 622.53 ms. Allocated memory is still 167.8 MB. Free memory was 99.5 MB in the beginning and 112.1 MB in the end (delta: -12.6 MB). Peak memory consumption was 64.0 MB. Max. memory is 16.1 GB. * Witness Printer took 3.34 ms. Allocated memory is still 167.8 MB. Free memory is still 112.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 631]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someUnaryDOUBLEoperation at line 512, overapproximation of bitwiseAnd at line 606, overapproximation of someBinaryArithmeticFLOAToperation at line 611. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L94-L96] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L164] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L170] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L172-L174] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L349-L367] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L369-L375] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L377-L386] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L506-L514] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; [L626] float x = -1.0f / 0.0f; [L597] float y[2], z = 0.0; [L598] __int32_t n, ix; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={30:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={23:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={25:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={13:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L601] ieee_float_shape_type gf_u; [L602] gf_u.value = (x) [L603] EXPR gf_u.word [L603] (ix) = gf_u.word [L606] ix &= 0x7fffffff VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={30:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={23:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={25:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={13:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L607] COND FALSE !(ix <= 0x3f490fda) VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={30:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={23:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={25:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={13:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L610] COND TRUE !((ix) < 0x7f800000L) [L611] return x - x; [L611] return x - x; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={30:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={23:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={25:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={13:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L627] float res = tan_float(x); [L72] return x != x; [L630] COND TRUE !isnan_float(res) [L631] reach_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={30:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={23:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={25:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={13:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 307 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 389 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=307occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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 0.2.0-7b2dab5 [2020-12-09 17:17:30,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 17:17:30,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 17:17:31,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 17:17:31,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 17:17:31,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 17:17:31,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 17:17:31,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 17:17:31,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 17:17:31,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 17:17:31,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 17:17:31,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 17:17:31,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 17:17:31,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 17:17:31,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 17:17:31,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 17:17:31,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 17:17:31,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 17:17:31,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 17:17:31,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 17:17:31,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 17:17:31,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 17:17:31,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 17:17:31,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 17:17:31,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 17:17:31,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 17:17:31,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 17:17:31,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 17:17:31,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 17:17:31,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 17:17:31,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 17:17:31,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 17:17:31,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 17:17:31,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 17:17:31,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 17:17:31,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 17:17:31,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 17:17:31,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 17:17:31,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 17:17:31,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 17:17:31,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 17:17:31,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 17:17:31,086 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 17:17:31,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 17:17:31,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 17:17:31,087 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 17:17:31,088 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 17:17:31,088 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 17:17:31,088 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 17:17:31,088 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 17:17:31,088 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 17:17:31,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 17:17:31,089 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 17:17:31,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 17:17:31,091 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 17:17:31,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 17:17:31,091 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 17:17:31,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 17:17:31,091 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 17:17:31,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 17:17:31,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 17:17:31,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 17:17:31,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 17:17:31,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 17:17:31,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 17:17:31,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 17:17:31,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 17:17:31,093 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 17:17:31,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 17:17:31,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 17:17:31,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 17:17:31,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 17:17:31,094 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_21403555-108f-43dd-b5d5-70b8815563df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bf6eafdbe8fda5da55032493563d6f73b18119b [2020-12-09 17:17:31,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 17:17:31,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 17:17:31,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 17:17:31,353 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 17:17:31,354 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 17:17:31,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2020-12-09 17:17:31,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/1d4c27289/3ed745d1d58e46c9b5b663a021569c3e/FLAG56e05f031 [2020-12-09 17:17:31,836 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 17:17:31,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2020-12-09 17:17:31,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/1d4c27289/3ed745d1d58e46c9b5b663a021569c3e/FLAG56e05f031 [2020-12-09 17:17:31,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/data/1d4c27289/3ed745d1d58e46c9b5b663a021569c3e [2020-12-09 17:17:31,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 17:17:31,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 17:17:31,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 17:17:31,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 17:17:31,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 17:17:31,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:17:31" (1/1) ... [2020-12-09 17:17:31,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332fd46d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:31, skipping insertion in model container [2020-12-09 17:17:31,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:17:31" (1/1) ... [2020-12-09 17:17:31,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 17:17:31,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 17:17:32,138 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2020-12-09 17:17:32,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 17:17:32,169 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 17:17:32,248 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2020-12-09 17:17:32,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 17:17:32,288 INFO L208 MainTranslator]: Completed translation [2020-12-09 17:17:32,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32 WrapperNode [2020-12-09 17:17:32,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 17:17:32,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 17:17:32,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 17:17:32,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 17:17:32,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 17:17:32,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 17:17:32,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 17:17:32,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 17:17:32,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... [2020-12-09 17:17:32,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 17:17:32,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 17:17:32,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 17:17:32,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 17:17:32,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 [2020-12-09 17:17:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 17:17:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-09 17:17:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 17:17:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 17:17:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 17:17:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 17:17:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-09 17:17:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 17:17:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 17:17:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 17:17:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 17:18:38,803 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 17:18:38,803 INFO L299 CfgBuilder]: Removed 227 assume(true) statements. [2020-12-09 17:18:38,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:18:38 BoogieIcfgContainer [2020-12-09 17:18:38,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 17:18:38,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 17:18:38,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 17:18:38,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 17:18:38,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:17:31" (1/3) ... [2020-12-09 17:18:38,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:18:38, skipping insertion in model container [2020-12-09 17:18:38,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:17:32" (2/3) ... [2020-12-09 17:18:38,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:18:38, skipping insertion in model container [2020-12-09 17:18:38,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:18:38" (3/3) ... [2020-12-09 17:18:38,811 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2020-12-09 17:18:38,820 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 17:18:38,823 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 17:18:38,830 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 17:18:38,848 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 17:18:38,848 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 17:18:38,848 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 17:18:38,848 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 17:18:38,848 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 17:18:38,849 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 17:18:38,849 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 17:18:38,849 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 17:18:38,864 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states. [2020-12-09 17:18:38,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 17:18:38,868 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 17:18:38,868 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 17:18:38,868 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 17:18:38,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 17:18:38,872 INFO L82 PathProgramCache]: Analyzing trace with hash 865922379, now seen corresponding path program 1 times [2020-12-09 17:18:38,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 17:18:38,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718046826] [2020-12-09 17:18:38,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 [2020-12-09 17:18:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 17:18:40,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 17:18:40,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 17:18:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 17:18:40,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 17:18:40,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1718046826] [2020-12-09 17:18:40,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 17:18:40,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 17:18:40,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772294492] [2020-12-09 17:18:40,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 17:18:40,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 17:18:40,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 17:18:40,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 17:18:40,193 INFO L87 Difference]: Start difference. First operand 406 states. Second operand 2 states. [2020-12-09 17:18:40,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 17:18:40,244 INFO L93 Difference]: Finished difference Result 810 states and 1388 transitions. [2020-12-09 17:18:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 17:18:40,245 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-09 17:18:40,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 17:18:40,257 INFO L225 Difference]: With dead ends: 810 [2020-12-09 17:18:40,257 INFO L226 Difference]: Without dead ends: 403 [2020-12-09 17:18:40,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 17:18:40,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2020-12-09 17:18:40,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 403. [2020-12-09 17:18:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-12-09 17:18:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 520 transitions. [2020-12-09 17:18:40,318 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 520 transitions. Word has length 10 [2020-12-09 17:18:40,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 17:18:40,318 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 520 transitions. [2020-12-09 17:18:40,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 17:18:40,318 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 520 transitions. [2020-12-09 17:18:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 17:18:40,319 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 17:18:40,319 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 17:18:40,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 17:18:40,520 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 17:18:40,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 17:18:40,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1469384818, now seen corresponding path program 1 times [2020-12-09 17:18:40,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 17:18:40,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63276283] [2020-12-09 17:18:40,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 [2020-12-09 17:18:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 17:18:41,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-09 17:18:41,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 17:18:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 17:18:42,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 17:18:42,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63276283] [2020-12-09 17:18:42,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 17:18:42,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 17:18:42,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802872271] [2020-12-09 17:18:42,280 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 17:18:42,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 17:18:42,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 17:18:42,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-09 17:18:42,281 INFO L87 Difference]: Start difference. First operand 403 states and 520 transitions. Second operand 7 states. [2020-12-09 17:18:42,938 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-09 17:20:04,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 17:20:04,956 INFO L93 Difference]: Finished difference Result 518 states and 664 transitions. [2020-12-09 17:20:04,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 17:20:04,971 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 11 [2020-12-09 17:20:04,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 17:20:04,977 INFO L225 Difference]: With dead ends: 518 [2020-12-09 17:20:04,977 INFO L226 Difference]: Without dead ends: 513 [2020-12-09 17:20:04,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-12-09 17:20:04,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2020-12-09 17:20:05,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 403. [2020-12-09 17:20:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-12-09 17:20:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 519 transitions. [2020-12-09 17:20:05,004 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 519 transitions. Word has length 11 [2020-12-09 17:20:05,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 17:20:05,004 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 519 transitions. [2020-12-09 17:20:05,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 17:20:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 519 transitions. [2020-12-09 17:20:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-09 17:20:05,005 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 17:20:05,005 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 17:20:05,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 17:20:05,207 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 17:20:05,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 17:20:05,208 INFO L82 PathProgramCache]: Analyzing trace with hash -847893764, now seen corresponding path program 1 times [2020-12-09 17:20:05,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 17:20:05,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [794749492] [2020-12-09 17:20:05,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/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 [2020-12-09 17:20:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 17:20:07,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 17:20:07,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 17:20:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 17:20:08,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 17:20:08,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [794749492] [2020-12-09 17:20:08,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 17:20:08,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 17:20:08,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135608952] [2020-12-09 17:20:08,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 17:20:08,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 17:20:08,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 17:20:08,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 17:20:08,129 INFO L87 Difference]: Start difference. First operand 403 states and 519 transitions. Second operand 5 states. [2020-12-09 17:20:08,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 17:20:08,462 INFO L93 Difference]: Finished difference Result 403 states and 519 transitions. [2020-12-09 17:20:08,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 17:20:08,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-12-09 17:20:08,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 17:20:08,464 INFO L225 Difference]: With dead ends: 403 [2020-12-09 17:20:08,464 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 17:20:08,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 17:20:08,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 17:20:08,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 17:20:08,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 17:20:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 17:20:08,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-12-09 17:20:08,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 17:20:08,467 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 17:20:08,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 17:20:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 17:20:08,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 17:20:08,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 17:20:08,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 17:20:09,203 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 12 [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L630(lines 630 633) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L258 CegarLoopResult]: At program point L300-3(lines 300 301) the Hoare annotation is: false [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L300-4(lines 300 301) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L102-1(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L258 CegarLoopResult]: At program point L102-2(lines 102 106) the Hoare annotation is: false [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L102-5(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L258 CegarLoopResult]: At program point L102-6(lines 102 106) the Hoare annotation is: false [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L102-7(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L262 CegarLoopResult]: For program point L102-9(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,833 INFO L258 CegarLoopResult]: At program point L102-10(lines 102 106) the Hoare annotation is: false [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L102-11(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L102-13(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L258 CegarLoopResult]: At program point L102-14(lines 102 106) the Hoare annotation is: false [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L102-15(lines 102 106) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L37(lines 37 38) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L39(lines 39 43) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L436-2(lines 436 468) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L238-1(lines 225 253) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L40(lines 40 41) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L40-2(lines 40 41) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L265 CegarLoopResult]: At program point L635(lines 619 636) the Hoare annotation is: true [2020-12-09 17:20:09,834 INFO L262 CegarLoopResult]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2020-12-09 17:20:09,834 INFO L258 CegarLoopResult]: At program point L569-2(lines 569 573) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L258 CegarLoopResult]: At program point L503(lines 388 504) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L569-5(lines 569 573) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L258 CegarLoopResult]: At program point L569-6(lines 569 573) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L258 CegarLoopResult]: At program point L305(lines 305 345) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L258 CegarLoopResult]: At program point L239(lines 239 246) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L306(line 306) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L109(lines 109 110) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L109-1(lines 109 110) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L109-2(lines 109 110) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L109-3(lines 109 110) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 309) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L258 CegarLoopResult]: At program point L308-3(lines 308 309) the Hoare annotation is: false [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L308-4(lines 305 345) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-12-09 17:20:09,835 INFO L262 CegarLoopResult]: For program point L111(lines 111 112) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L111-1(lines 111 112) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L111-2(lines 111 112) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L111-3(lines 111 112) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574(lines 574 578) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574-1(lines 564 593) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574-3(lines 574 578) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574-4(lines 564 593) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L442-1(lines 442 446) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L574-5(lines 574 578) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L258 CegarLoopResult]: At program point L442-2(lines 442 446) the Hoare annotation is: false [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L442-3(lines 442 446) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L46(lines 46 49) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L113(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L113-2(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,836 INFO L262 CegarLoopResult]: For program point L113-3(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L113-5(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L113-6(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L113-8(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L113-9(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L113-11(lines 113 123) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L312(line 312) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L312-2(line 312) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L115-1(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L258 CegarLoopResult]: At program point L115-2(lines 115 119) the Hoare annotation is: false [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L115-3(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L115-5(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L258 CegarLoopResult]: At program point L115-6(lines 115 119) the Hoare annotation is: false [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L115-7(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,837 INFO L262 CegarLoopResult]: For program point L115-9(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L258 CegarLoopResult]: At program point L115-10(lines 115 119) the Hoare annotation is: false [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L115-11(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L115-13(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L258 CegarLoopResult]: At program point L115-14(lines 115 119) the Hoare annotation is: false [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L115-15(lines 115 119) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L315-2(lines 315 316) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L258 CegarLoopResult]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L315-4(lines 305 345) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L51(lines 51 55) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L51-1(lines 16 57) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L448(lines 448 467) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L448-1(lines 436 468) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L250(lines 250 251) no Hoare annotation was computed. [2020-12-09 17:20:09,838 INFO L262 CegarLoopResult]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L258 CegarLoopResult]: At program point L581-2(lines 581 585) the Hoare annotation is: false [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L581-5(lines 581 585) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L258 CegarLoopResult]: At program point L581-6(lines 581 585) the Hoare annotation is: false [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L317-1(line 317) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L186(lines 186 187) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L258 CegarLoopResult]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L319-4(lines 305 345) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L121(lines 121 122) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L121-1(lines 121 122) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L121-2(lines 121 122) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L121-3(lines 121 122) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L258 CegarLoopResult]: At program point L56(lines 16 57) the Hoare annotation is: false [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L519-1(lines 519 523) no Hoare annotation was computed. [2020-12-09 17:20:09,839 INFO L258 CegarLoopResult]: At program point L519-2(lines 519 523) the Hoare annotation is: false [2020-12-09 17:20:09,839 INFO L262 CegarLoopResult]: For program point L519-3(lines 519 523) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L519-5(lines 519 523) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L258 CegarLoopResult]: At program point L519-6(lines 519 523) the Hoare annotation is: false [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L321-1(line 321) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L519-7(lines 519 523) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L255-1(lines 177 347) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586-1(lines 564 593) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586-3(lines 586 590) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586-4(lines 564 593) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L586-5(lines 586 590) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L258 CegarLoopResult]: At program point L454-2(lines 454 458) the Hoare annotation is: false [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-12-09 17:20:09,840 INFO L262 CegarLoopResult]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L258 CegarLoopResult]: At program point L257-3(lines 257 258) the Hoare annotation is: false [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L125(lines 125 126) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L257-4(lines 255 272) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L125-1(lines 125 126) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L125-2(lines 125 126) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L125-3(lines 125 126) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L258 CegarLoopResult]: At program point L324-3(lines 324 328) the Hoare annotation is: false [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L324-4(lines 324 328) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L192-2(lines 192 193) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L258 CegarLoopResult]: At program point L192-3(lines 192 193) the Hoare annotation is: false [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L192-4(lines 192 193) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L193-2(line 193) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L127(lines 127 134) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L127-1(lines 127 134) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L127-2(lines 127 134) no Hoare annotation was computed. [2020-12-09 17:20:09,841 INFO L262 CegarLoopResult]: For program point L127-3(lines 127 134) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L260-1(lines 260 261) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L260-3(lines 260 261) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L258 CegarLoopResult]: At program point L260-4(lines 260 261) the Hoare annotation is: false [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L260-5(lines 260 261) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L258 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: false [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-5(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L258 CegarLoopResult]: At program point L128-6(lines 128 132) the Hoare annotation is: false [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-7(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-9(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L258 CegarLoopResult]: At program point L128-10(lines 128 132) the Hoare annotation is: false [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-11(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-13(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L258 CegarLoopResult]: At program point L128-14(lines 128 132) the Hoare annotation is: false [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L128-15(lines 128 132) no Hoare annotation was computed. [2020-12-09 17:20:09,842 INFO L262 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L525-2(lines 516 594) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L525-3(lines 525 532) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L525-5(lines 516 594) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L195-2(lines 195 199) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L258 CegarLoopResult]: At program point L195-3(lines 195 199) the Hoare annotation is: false [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L195-4(lines 195 199) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L258 CegarLoopResult]: At program point L592(lines 516 594) the Hoare annotation is: false [2020-12-09 17:20:09,843 INFO L258 CegarLoopResult]: At program point L592-1(lines 516 594) the Hoare annotation is: false [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L526(lines 526 531) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L526-1(lines 526 531) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L394-1(lines 394 398) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L258 CegarLoopResult]: At program point L394-2(lines 394 398) the Hoare annotation is: false [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L394-3(lines 394 398) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L258 CegarLoopResult]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2020-12-09 17:20:09,843 INFO L262 CegarLoopResult]: For program point L527(lines 527 530) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L527-1(lines 527 530) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L258 CegarLoopResult]: At program point L329-3(lines 329 333) the Hoare annotation is: false [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L263-2(lines 263 268) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L329-4(lines 329 333) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L258 CegarLoopResult]: At program point L263-3(lines 263 268) the Hoare annotation is: false [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L263-4(lines 263 268) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L265-2(lines 265 266) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L258 CegarLoopResult]: At program point L265-3(lines 265 266) the Hoare annotation is: false [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L265-4(lines 265 266) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L530-2(line 530) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L530-4(line 530) no Hoare annotation was computed. [2020-12-09 17:20:09,844 INFO L262 CegarLoopResult]: For program point L530-6(line 530) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L135(lines 135 140) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L135-1(lines 135 140) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L135-2(lines 135 140) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L135-3(lines 135 140) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L258 CegarLoopResult]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L334-4(lines 305 345) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L136(lines 136 139) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 139) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L136-3(lines 136 139) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L533-1(lines 533 542) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L533-3(lines 533 542) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L262 CegarLoopResult]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2020-12-09 17:20:09,845 INFO L258 CegarLoopResult]: At program point L600-2(lines 600 604) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_tan_float_~x))) [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L534(lines 534 537) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L600-3(lines 600 604) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L534-2(lines 534 537) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L534-3(lines 534 537) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L534-5(lines 534 537) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L258 CegarLoopResult]: At program point L270(lines 177 347) the Hoare annotation is: false [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L258 CegarLoopResult]: At program point L204-3(lines 204 208) the Hoare annotation is: false [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L204-4(lines 204 208) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L258 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_tan_float_~x) (= (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_tan_float_#res|) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|)) [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L470(lines 470 475) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L405(lines 405 429) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L406(lines 406 428) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L262 CegarLoopResult]: For program point L142-1(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,846 INFO L258 CegarLoopResult]: At program point L142-2(lines 142 146) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-3(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L76-2(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-5(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L142-6(lines 142 146) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L76-5(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-7(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L76-6(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-9(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L142-10(lines 142 146) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L76-9(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-11(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L76-10(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-13(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L258 CegarLoopResult]: At program point L142-14(lines 142 146) the Hoare annotation is: false [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L76-13(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,847 INFO L262 CegarLoopResult]: For program point L142-15(lines 142 146) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-14(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-17(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-18(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-21(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-22(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-25(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-26(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-29(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-30(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-33(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-34(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-37(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-38(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-41(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-42(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L76-45(lines 76 80) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L258 CegarLoopResult]: At program point L76-46(lines 76 80) the Hoare annotation is: false [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L408(lines 408 415) no Hoare annotation was computed. [2020-12-09 17:20:09,848 INFO L262 CegarLoopResult]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L607(lines 607 616) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L277-1(lines 277 280) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L258 CegarLoopResult]: At program point L277-3(lines 277 280) the Hoare annotation is: false [2020-12-09 17:20:09,849 INFO L258 CegarLoopResult]: At program point L147(lines 98 148) the Hoare annotation is: false [2020-12-09 17:20:09,849 INFO L258 CegarLoopResult]: At program point L147-1(lines 98 148) the Hoare annotation is: false [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L81(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L258 CegarLoopResult]: At program point L147-2(lines 98 148) the Hoare annotation is: false [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L81-1(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L258 CegarLoopResult]: At program point L147-3(lines 98 148) the Hoare annotation is: false [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L81-3(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L81-4(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,849 INFO L262 CegarLoopResult]: For program point L81-6(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-7(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-9(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-10(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-12(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-13(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L610(lines 610 616) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-15(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-16(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,851 INFO L262 CegarLoopResult]: For program point L81-18(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L478(lines 478 481) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-19(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-21(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-22(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L258 CegarLoopResult]: At program point L346(lines 176 347) the Hoare annotation is: false [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-24(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-25(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-27(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-28(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-30(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-31(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-33(lines 81 85) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L81-34(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L215(lines 215 223) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L283(lines 283 290) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L283-2(lines 274 291) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L258 CegarLoopResult]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L151-5(lines 151 155) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L262 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2020-12-09 17:20:09,852 INFO L258 CegarLoopResult]: At program point L151-6(lines 151 155) the Hoare annotation is: false [2020-12-09 17:20:09,853 INFO L258 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L151-9(lines 151 155) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L258 CegarLoopResult]: At program point L151-10(lines 151 155) the Hoare annotation is: false [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-1(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-3(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-4(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-5(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-6(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-7(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-8(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-9(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-10(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-11(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-12(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-13(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,853 INFO L262 CegarLoopResult]: For program point L86-14(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-15(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L258 CegarLoopResult]: At program point L615(lines 596 617) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_tan_float_~x) (= (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_tan_float_#res|) (= currentRoundingMode roundNearestTiesToEven)) [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-16(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-17(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-18(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-19(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-20(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-21(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-22(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-23(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-24(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-25(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-26(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-27(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-28(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-29(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-30(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-31(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,854 INFO L262 CegarLoopResult]: For program point L86-32(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L86-33(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L86-34(lines 74 92) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L86-35(lines 86 90) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L484-1(lines 484 488) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L258 CegarLoopResult]: At program point L484-2(lines 484 488) the Hoare annotation is: false [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L484-3(lines 484 488) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L220(lines 220 223) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L222(lines 222 223) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L222-2(lines 177 347) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-1(lines 149 162) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-3(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-4(lines 149 162) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-5(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-6(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-7(lines 149 162) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L262 CegarLoopResult]: For program point L156-8(lines 156 160) no Hoare annotation was computed. [2020-12-09 17:20:09,855 INFO L258 CegarLoopResult]: At program point L91(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,855 INFO L258 CegarLoopResult]: At program point L91-1(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-2(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-3(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-4(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-5(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-6(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-7(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-8(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-9(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-10(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L91-11(lines 74 92) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L26(lines 26 50) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L489-2(lines 489 492) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L489-3(lines 489 492) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L489-4(lines 489 492) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L225(lines 177 347) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L27(lines 27 44) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L28(lines 28 34) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L262 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L161(lines 149 162) the Hoare annotation is: false [2020-12-09 17:20:09,856 INFO L258 CegarLoopResult]: At program point L161-1(lines 149 162) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L258 CegarLoopResult]: At program point L161-2(lines 149 162) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L29(lines 29 33) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L294-2(lines 294 297) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L258 CegarLoopResult]: At program point L294-3(lines 294 297) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L228-2(lines 228 237) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L294-4(lines 294 297) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L258 CegarLoopResult]: At program point L228-3(lines 228 237) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L228-4(lines 225 253) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L230(lines 230 236) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L495-1(lines 495 496) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L258 CegarLoopResult]: At program point L495-3(lines 495 496) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L495-4(lines 495 496) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L231(lines 231 234) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L562(lines 562 593) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L562-1(lines 562 593) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L430(lines 430 476) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2020-12-09 17:20:09,857 INFO L258 CegarLoopResult]: At program point L299-3(lines 299 303) the Hoare annotation is: false [2020-12-09 17:20:09,857 INFO L262 CegarLoopResult]: For program point L299-4(lines 299 303) no Hoare annotation was computed. [2020-12-09 17:20:09,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:09,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:09,868 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:09,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:09,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,872 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,872 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,872 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,872 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,872 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:09,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:20:09 BoogieIcfgContainer [2020-12-09 17:20:09,875 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 17:20:09,875 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 17:20:09,875 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 17:20:09,876 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 17:20:09,876 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:18:38" (3/4) ... [2020-12-09 17:20:09,878 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 17:20:09,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 113 nodes and edges [2020-12-09 17:20:09,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2020-12-09 17:20:09,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-09 17:20:09,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 17:20:09,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) [2020-12-09 17:20:09,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2020-12-09 17:20:09,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result [2020-12-09 17:20:10,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_21403555-108f-43dd-b5d5-70b8815563df/bin/utaipan/witness.graphml [2020-12-09 17:20:10,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 17:20:10,095 INFO L168 Benchmark]: Toolchain (without parser) took 158234.46 ms. Allocated memory was 52.4 MB in the beginning and 96.5 MB in the end (delta: 44.0 MB). Free memory was 29.4 MB in the beginning and 48.5 MB in the end (delta: -19.1 MB). Peak memory consumption was 50.7 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,095 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.9 MB in the beginning and 34.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 17:20:10,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.15 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 29.1 MB in the beginning and 40.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.81 ms. Allocated memory is still 77.6 MB. Free memory was 40.3 MB in the beginning and 52.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,096 INFO L168 Benchmark]: Boogie Preprocessor took 130.43 ms. Allocated memory is still 77.6 MB. Free memory was 52.1 MB in the beginning and 41.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,096 INFO L168 Benchmark]: RCFGBuilder took 66282.59 ms. Allocated memory was 77.6 MB in the beginning and 96.5 MB in the end (delta: 18.9 MB). Free memory was 40.6 MB in the beginning and 58.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,097 INFO L168 Benchmark]: TraceAbstraction took 91068.67 ms. Allocated memory is still 96.5 MB. Free memory was 58.4 MB in the beginning and 56.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,097 INFO L168 Benchmark]: Witness Printer took 218.66 ms. Allocated memory is still 96.5 MB. Free memory was 56.3 MB in the beginning and 48.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2020-12-09 17:20:10,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.9 MB in the beginning and 34.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 427.15 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 29.1 MB in the beginning and 40.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.81 ms. Allocated memory is still 77.6 MB. Free memory was 40.3 MB in the beginning and 52.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.43 ms. Allocated memory is still 77.6 MB. Free memory was 52.1 MB in the beginning and 41.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 66282.59 ms. Allocated memory was 77.6 MB in the beginning and 96.5 MB in the end (delta: 18.9 MB). Free memory was 40.6 MB in the beginning and 58.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 91068.67 ms. Allocated memory is still 96.5 MB. Free memory was 58.4 MB in the beginning and 56.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * Witness Printer took 218.66 ms. Allocated memory is still 96.5 MB. Free memory was 56.3 MB in the beginning and 48.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 631]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant [2020-12-09 17:20:10,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:10,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant [2020-12-09 17:20:10,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 17:20:10,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 406 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 89.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 83.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1007 SDtfs, 390 SDslu, 1825 SDs, 0 SdLazy, 217 SolverSat, 2 SolverUnsat, 20 SolverUnknown, 0 SolverNotchecked, 80.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=406occurred 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, 3 MinimizatonAttempts, 110 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 98 NumberOfFragments, 170 HoareAnnotationTreeSize, 94 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 94 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 4 QuantifiedInterpolants, 2320 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1145 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...