./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/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 6d7321a2f2b75333663cf7191b5e5465ad734d2b .................................................................................................................................................................................................................................................................................................................................................................... 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_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/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 6d7321a2f2b75333663cf7191b5e5465ad734d2b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:02:08,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:02:08,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:02:08,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:02:08,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:02:08,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:02:08,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:02:08,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:02:08,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:02:08,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:02:08,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:02:08,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:02:08,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:02:08,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:02:08,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:02:08,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:02:08,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:02:08,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:02:08,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:02:08,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:02:08,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:02:08,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:02:08,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:02:08,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:02:08,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:02:08,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:02:08,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:02:08,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:02:08,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:02:08,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:02:08,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:02:08,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:02:08,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:02:08,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:02:08,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:02:08,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:02:08,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:02:08,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:02:08,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:02:08,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:02:08,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:02:08,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 02:02:08,554 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:02:08,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:02:08,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:02:08,556 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:02:08,556 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:02:08,556 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:02:08,557 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:02:08,557 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:02:08,557 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:02:08,558 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:02:08,558 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:02:08,558 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:02:08,559 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:02:08,559 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:02:08,559 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:02:08,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:02:08,560 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:02:08,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:02:08,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:02:08,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:02:08,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:02:08,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:02:08,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:02:08,562 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:02:08,563 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:02:08,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:02:08,563 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:02:08,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:02:08,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:02:08,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:02:08,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:02:08,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:02:08,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:02:08,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:02:08,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:02:08,566 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:02:08,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:02:08,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:02:08,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:02:08,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:02:08,568 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_60af05a2-754f-4ff0-9a06-20d6c507090d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d7321a2f2b75333663cf7191b5e5465ad734d2b [2020-11-30 02:02:08,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:02:08,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:02:08,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:02:08,894 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:02:08,895 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:02:08,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2020-11-30 02:02:09,008 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/404e9643f/599c4e3742354bc28adfbbe187a0eb59/FLAGbf57d4936 [2020-11-30 02:02:09,654 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:02:09,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2020-11-30 02:02:09,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/404e9643f/599c4e3742354bc28adfbbe187a0eb59/FLAGbf57d4936 [2020-11-30 02:02:09,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/404e9643f/599c4e3742354bc28adfbbe187a0eb59 [2020-11-30 02:02:09,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:02:09,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:02:09,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:02:09,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:02:09,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:02:09,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:02:09" (1/1) ... [2020-11-30 02:02:09,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfb43f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:09, skipping insertion in model container [2020-11-30 02:02:09,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:02:09" (1/1) ... [2020-11-30 02:02:09,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:02:10,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:02:10,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:02:10,531 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:02:10,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:02:10,713 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:02:10,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10 WrapperNode [2020-11-30 02:02:10,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:02:10,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:02:10,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:02:10,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:02:10,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:10,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:10,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:02:10,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:02:10,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:02:10,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:02:10,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:10,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... [2020-11-30 02:02:11,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:02:11,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:02:11,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:02:11,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:02:11,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:02:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:02:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-30 02:02:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 02:02:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-30 02:02:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 02:02:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-11-30 02:02:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 02:02:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:02:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:02:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 02:02:15,405 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:02:15,405 INFO L298 CfgBuilder]: Removed 219 assume(true) statements. [2020-11-30 02:02:15,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:02:15 BoogieIcfgContainer [2020-11-30 02:02:15,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:02:15,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:02:15,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:02:15,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:02:15,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:02:09" (1/3) ... [2020-11-30 02:02:15,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519fd95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:02:15, skipping insertion in model container [2020-11-30 02:02:15,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:10" (2/3) ... [2020-11-30 02:02:15,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519fd95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:02:15, skipping insertion in model container [2020-11-30 02:02:15,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:02:15" (3/3) ... [2020-11-30 02:02:15,423 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0310.c [2020-11-30 02:02:15,437 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:02:15,443 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:02:15,458 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:02:15,493 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:02:15,494 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:02:15,494 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:02:15,494 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:02:15,494 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:02:15,495 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:02:15,495 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:02:15,495 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:02:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-11-30 02:02:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 02:02:15,527 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:02:15,528 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:02:15,529 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:02:15,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:02:15,536 INFO L82 PathProgramCache]: Analyzing trace with hash -2105977807, now seen corresponding path program 1 times [2020-11-30 02:02:15,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:02:15,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698473991] [2020-11-30 02:02:15,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:02:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:02:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:02:15,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698473991] [2020-11-30 02:02:15,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:02:15,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 02:02:15,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535731167] [2020-11-30 02:02:15,976 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 02:02:15,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 02:02:15,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 02:02:15,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:02:16,002 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 2 states. [2020-11-30 02:02:16,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:02:16,081 INFO L93 Difference]: Finished difference Result 621 states and 1089 transitions. [2020-11-30 02:02:16,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 02:02:16,083 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2020-11-30 02:02:16,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:02:16,101 INFO L225 Difference]: With dead ends: 621 [2020-11-30 02:02:16,101 INFO L226 Difference]: Without dead ends: 309 [2020-11-30 02:02:16,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:02:16,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-11-30 02:02:16,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2020-11-30 02:02:16,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-11-30 02:02:16,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 401 transitions. [2020-11-30 02:02:16,182 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 401 transitions. Word has length 8 [2020-11-30 02:02:16,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:02:16,183 INFO L481 AbstractCegarLoop]: Abstraction has 309 states and 401 transitions. [2020-11-30 02:02:16,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 02:02:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 401 transitions. [2020-11-30 02:02:16,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 02:02:16,184 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:02:16,184 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:02:16,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 02:02:16,185 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:02:16,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:02:16,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1947118308, now seen corresponding path program 1 times [2020-11-30 02:02:16,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:02:16,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234270948] [2020-11-30 02:02:16,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:02:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:02:16,377 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:02:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:02:16,558 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:02:16,632 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 02:02:16,632 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:02:16,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 02:02:16,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:02:16 BoogieIcfgContainer [2020-11-30 02:02:16,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:02:16,741 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:02:16,742 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:02:16,743 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:02:16,743 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:02:15" (3/4) ... [2020-11-30 02:02:16,747 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 02:02:16,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:02:16,754 INFO L168 Benchmark]: Toolchain (without parser) took 6786.75 ms. Allocated memory was 104.9 MB in the beginning and 178.3 MB in the end (delta: 73.4 MB). Free memory was 75.7 MB in the beginning and 94.3 MB in the end (delta: -18.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,755 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 104.9 MB. Free memory was 63.8 MB in the beginning and 63.7 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:02:16,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.92 ms. Allocated memory is still 104.9 MB. Free memory was 75.4 MB in the beginning and 62.3 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.31 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 62.3 MB in the beginning and 102.3 MB in the end (delta: -40.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,760 INFO L168 Benchmark]: Boogie Preprocessor took 253.13 ms. Allocated memory is still 130.0 MB. Free memory was 102.2 MB in the beginning and 92.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,762 INFO L168 Benchmark]: RCFGBuilder took 4195.48 ms. Allocated memory was 130.0 MB in the beginning and 178.3 MB in the end (delta: 48.2 MB). Free memory was 92.2 MB in the beginning and 81.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 75.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,763 INFO L168 Benchmark]: TraceAbstraction took 1325.65 ms. Allocated memory is still 178.3 MB. Free memory was 81.3 MB in the beginning and 95.3 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:02:16,766 INFO L168 Benchmark]: Witness Printer took 7.14 ms. Allocated memory is still 178.3 MB. Free memory was 95.3 MB in the beginning and 94.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:02:16,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 104.9 MB. Free memory was 63.8 MB in the beginning and 63.7 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 750.92 ms. Allocated memory is still 104.9 MB. Free memory was 75.4 MB in the beginning and 62.3 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 243.31 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 62.3 MB in the beginning and 102.3 MB in the end (delta: -40.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 253.13 ms. Allocated memory is still 130.0 MB. Free memory was 102.2 MB in the beginning and 92.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4195.48 ms. Allocated memory was 130.0 MB in the beginning and 178.3 MB in the end (delta: 48.2 MB). Free memory was 92.2 MB in the beginning and 81.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 75.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1325.65 ms. Allocated memory is still 178.3 MB. Free memory was 81.3 MB in the beginning and 95.3 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 7.14 ms. Allocated memory is still 178.3 MB. Free memory was 95.3 MB in the beginning and 94.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someUnaryDOUBLEoperation at line 500, overapproximation of bitwiseAnd at line 579, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L160-L164] 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, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L343-L361] 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, }; [L363-L369] 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}; [L371-L380] 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; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L567] static const float one_cos = 1.0; [L608] float x = 0.0f / 0.0f; [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={13:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_cos=1, one_kcos=1, one_krempio=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={25:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={13:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_cos=1, one_kcos=1, one_krempio=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={25:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={13:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_cos=1, one_kcos=1, one_krempio=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={25:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={13:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_cos=1, one_kcos=1, one_krempio=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={25:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L609] float res = cos_float(x); [L64] return x != x; [L612] COND TRUE !isnan_float(res) [L3] __assert_fail("0", "float_req_bl_0310.c", 3, "reach_error") VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={13:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={18:0}, one_cos=1, one_kcos=1, one_krempio=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={25:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 403 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=311occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.2s 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-a4ecdab [2020-11-30 02:02:19,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:02:19,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:02:19,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:02:19,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:02:19,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:02:19,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:02:19,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:02:19,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:02:19,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:02:19,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:02:19,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:02:19,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:02:19,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:02:20,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:02:20,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:02:20,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:02:20,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:02:20,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:02:20,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:02:20,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:02:20,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:02:20,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:02:20,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:02:20,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:02:20,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:02:20,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:02:20,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:02:20,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:02:20,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:02:20,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:02:20,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:02:20,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:02:20,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:02:20,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:02:20,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:02:20,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:02:20,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:02:20,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:02:20,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:02:20,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:02:20,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 02:02:20,079 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:02:20,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:02:20,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:02:20,081 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:02:20,081 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:02:20,082 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:02:20,082 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:02:20,082 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:02:20,083 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:02:20,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:02:20,084 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:02:20,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:02:20,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:02:20,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:02:20,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:02:20,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:02:20,086 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:02:20,087 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:02:20,087 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:02:20,087 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:02:20,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:02:20,088 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:02:20,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:02:20,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:02:20,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:02:20,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:02:20,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:02:20,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:02:20,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:02:20,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:02:20,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:02:20,092 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:02:20,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:02:20,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:02:20,093 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:02:20,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:02:20,094 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_60af05a2-754f-4ff0-9a06-20d6c507090d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d7321a2f2b75333663cf7191b5e5465ad734d2b [2020-11-30 02:02:20,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:02:20,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:02:20,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:02:20,615 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:02:20,618 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:02:20,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2020-11-30 02:02:20,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/3670a4195/17c1870699ad4a8fa9a65c12817087b3/FLAG73a2a74fb [2020-11-30 02:02:21,467 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:02:21,468 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2020-11-30 02:02:21,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/3670a4195/17c1870699ad4a8fa9a65c12817087b3/FLAG73a2a74fb [2020-11-30 02:02:21,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/data/3670a4195/17c1870699ad4a8fa9a65c12817087b3 [2020-11-30 02:02:21,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:02:21,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:02:21,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:02:21,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:02:21,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:02:21,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:02:21" (1/1) ... [2020-11-30 02:02:21,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380da9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:21, skipping insertion in model container [2020-11-30 02:02:21,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:02:21" (1/1) ... [2020-11-30 02:02:21,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:02:21,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:02:22,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:02:22,356 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:02:22,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:02:22,583 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:02:22,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22 WrapperNode [2020-11-30 02:02:22,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:02:22,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:02:22,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:02:22,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:02:22,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:02:22,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:02:22,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:02:22,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:02:22,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:22,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:23,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:23,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... [2020-11-30 02:02:23,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:02:23,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:02:23,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:02:23,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:02:23,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:02:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 02:02:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-30 02:02:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:02:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-30 02:02:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 02:02:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-30 02:02:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-11-30 02:02:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:02:23,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:02:23,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 02:02:23,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 02:03:16,250 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:03:16,250 INFO L298 CfgBuilder]: Removed 219 assume(true) statements. [2020-11-30 02:03:16,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:03:16 BoogieIcfgContainer [2020-11-30 02:03:16,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:03:16,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:03:16,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:03:16,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:03:16,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:02:21" (1/3) ... [2020-11-30 02:03:16,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422546f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:03:16, skipping insertion in model container [2020-11-30 02:03:16,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:02:22" (2/3) ... [2020-11-30 02:03:16,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422546f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:03:16, skipping insertion in model container [2020-11-30 02:03:16,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:03:16" (3/3) ... [2020-11-30 02:03:16,265 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0310.c [2020-11-30 02:03:16,278 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:03:16,288 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:03:16,317 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:03:16,376 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:03:16,377 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:03:16,377 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:03:16,377 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:03:16,378 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:03:16,378 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:03:16,378 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:03:16,378 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:03:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states. [2020-11-30 02:03:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-30 02:03:16,424 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:03:16,425 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:03:16,426 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:03:16,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:03:16,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1676715637, now seen corresponding path program 1 times [2020-11-30 02:03:16,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:03:16,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680342966] [2020-11-30 02:03:16,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-30 02:03:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:03:18,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 02:03:18,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:03:18,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:03:18,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:03:18,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:03:18,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680342966] [2020-11-30 02:03:18,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:03:18,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 02:03:18,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328527188] [2020-11-30 02:03:18,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 02:03:18,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:03:18,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 02:03:18,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:03:18,515 INFO L87 Difference]: Start difference. First operand 402 states. Second operand 2 states. [2020-11-30 02:03:18,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:03:18,617 INFO L93 Difference]: Finished difference Result 801 states and 1367 transitions. [2020-11-30 02:03:18,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 02:03:18,619 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-11-30 02:03:18,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:03:18,645 INFO L225 Difference]: With dead ends: 801 [2020-11-30 02:03:18,650 INFO L226 Difference]: Without dead ends: 398 [2020-11-30 02:03:18,660 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:03:18,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2020-11-30 02:03:18,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2020-11-30 02:03:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2020-11-30 02:03:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 521 transitions. [2020-11-30 02:03:18,736 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 521 transitions. Word has length 10 [2020-11-30 02:03:18,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:03:18,737 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 521 transitions. [2020-11-30 02:03:18,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 02:03:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 521 transitions. [2020-11-30 02:03:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 02:03:18,738 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:03:18,738 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:03:18,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 02:03:18,957 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:03:18,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:03:18,959 INFO L82 PathProgramCache]: Analyzing trace with hash 282944462, now seen corresponding path program 1 times [2020-11-30 02:03:18,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:03:18,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574064556] [2020-11-30 02:03:18,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-30 02:03:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:03:20,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-30 02:03:20,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:03:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:03:20,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:03:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:03:21,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574064556] [2020-11-30 02:03:21,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:03:21,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-11-30 02:03:21,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598950860] [2020-11-30 02:03:21,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 02:03:21,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:03:21,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 02:03:21,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-11-30 02:03:21,366 INFO L87 Difference]: Start difference. First operand 398 states and 521 transitions. Second operand 10 states. [2020-11-30 02:05:03,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:05:03,099 INFO L93 Difference]: Finished difference Result 718 states and 932 transitions. [2020-11-30 02:05:03,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 02:05:03,114 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2020-11-30 02:05:03,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:05:03,120 INFO L225 Difference]: With dead ends: 718 [2020-11-30 02:05:03,120 INFO L226 Difference]: Without dead ends: 713 [2020-11-30 02:05:03,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-30 02:05:03,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2020-11-30 02:05:03,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 398. [2020-11-30 02:05:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2020-11-30 02:05:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 520 transitions. [2020-11-30 02:05:03,157 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 520 transitions. Word has length 11 [2020-11-30 02:05:03,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:05:03,158 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 520 transitions. [2020-11-30 02:05:03,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 02:05:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2020-11-30 02:05:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 02:05:03,160 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:05:03,160 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:05:03,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 02:05:03,385 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:05:03,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:05:03,386 INFO L82 PathProgramCache]: Analyzing trace with hash 2053694067, now seen corresponding path program 1 times [2020-11-30 02:05:03,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:05:03,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1551879210] [2020-11-30 02:05:03,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-30 02:05:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:05:05,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 02:05:05,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:05:05,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:05:05,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:05:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:05:05,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1551879210] [2020-11-30 02:05:05,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:05:05,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-30 02:05:05,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724453319] [2020-11-30 02:05:05,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 02:05:05,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:05:05,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 02:05:05,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-11-30 02:05:05,498 INFO L87 Difference]: Start difference. First operand 398 states and 520 transitions. Second operand 8 states. [2020-11-30 02:05:05,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:05:05,702 INFO L93 Difference]: Finished difference Result 398 states and 520 transitions. [2020-11-30 02:05:05,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 02:05:05,704 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-11-30 02:05:05,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:05:05,704 INFO L225 Difference]: With dead ends: 398 [2020-11-30 02:05:05,705 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 02:05:05,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-30 02:05:05,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 02:05:05,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 02:05:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 02:05:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 02:05:05,709 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-11-30 02:05:05,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:05:05,709 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 02:05:05,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 02:05:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 02:05:05,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 02:05:05,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 02:05:05,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 02:05:06,427 INFO L274 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-11-30 02:05:06,427 INFO L274 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-11-30 02:05:06,427 INFO L274 CegarLoopResult]: For program point L103(lines 103 104) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L103-1(lines 103 104) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 104) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L103-3(lines 103 104) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L270 CegarLoopResult]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L302-4(lines 299 339) no Hoare annotation was computed. [2020-11-30 02:05:06,428 INFO L274 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-3(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-5(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-6(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-8(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-9(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L105-11(lines 105 115) no Hoare annotation was computed. [2020-11-30 02:05:06,429 INFO L274 CegarLoopResult]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2020-11-30 02:05:06,430 INFO L270 CegarLoopResult]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2020-11-30 02:05:06,430 INFO L274 CegarLoopResult]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2020-11-30 02:05:06,430 INFO L274 CegarLoopResult]: For program point L304-1(line 304) no Hoare annotation was computed. [2020-11-30 02:05:06,430 INFO L270 CegarLoopResult]: At program point L569(lines 569 599) the Hoare annotation is: (and (= (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_cos_float_#res|) (= currentRoundingMode roundNearestTiesToEven) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_cos_float_~x)) [2020-11-30 02:05:06,430 INFO L274 CegarLoopResult]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,430 INFO L270 CegarLoopResult]: At program point L107-2(lines 107 111) the Hoare annotation is: false [2020-11-30 02:05:06,430 INFO L274 CegarLoopResult]: For program point L41(lines 41 42) no Hoare annotation was computed. [2020-11-30 02:05:06,430 INFO L274 CegarLoopResult]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-5(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L270 CegarLoopResult]: At program point L107-6(lines 107 111) the Hoare annotation is: false [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-7(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-9(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L270 CegarLoopResult]: At program point L107-10(lines 107 111) the Hoare annotation is: false [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-11(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-13(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,431 INFO L270 CegarLoopResult]: At program point L107-14(lines 107 111) the Hoare annotation is: false [2020-11-30 02:05:06,431 INFO L274 CegarLoopResult]: For program point L107-15(lines 107 111) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L306(line 306) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L306-2(line 306) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L307(line 307) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L43(lines 43 47) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L44(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:05:06,432 INFO L274 CegarLoopResult]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2020-11-30 02:05:06,435 INFO L270 CegarLoopResult]: At program point L573-2(lines 573 577) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_cos_float_~x)) [2020-11-30 02:05:06,435 INFO L274 CegarLoopResult]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2020-11-30 02:05:06,435 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2020-11-30 02:05:06,435 INFO L270 CegarLoopResult]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2020-11-30 02:05:06,436 INFO L274 CegarLoopResult]: For program point L309-4(lines 299 339) no Hoare annotation was computed. [2020-11-30 02:05:06,436 INFO L274 CegarLoopResult]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2020-11-30 02:05:06,436 INFO L274 CegarLoopResult]: For program point L442(lines 442 461) no Hoare annotation was computed. [2020-11-30 02:05:06,436 INFO L270 CegarLoopResult]: At program point L508-2(lines 508 512) the Hoare annotation is: false [2020-11-30 02:05:06,436 INFO L274 CegarLoopResult]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2020-11-30 02:05:06,437 INFO L274 CegarLoopResult]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2020-11-30 02:05:06,437 INFO L274 CegarLoopResult]: For program point L508-5(lines 508 512) no Hoare annotation was computed. [2020-11-30 02:05:06,437 INFO L270 CegarLoopResult]: At program point L508-6(lines 508 512) the Hoare annotation is: false [2020-11-30 02:05:06,437 INFO L274 CegarLoopResult]: For program point L508-7(lines 508 512) no Hoare annotation was computed. [2020-11-30 02:05:06,437 INFO L274 CegarLoopResult]: For program point L244(lines 244 245) no Hoare annotation was computed. [2020-11-30 02:05:06,437 INFO L274 CegarLoopResult]: For program point L311-1(line 311) no Hoare annotation was computed. [2020-11-30 02:05:06,438 INFO L274 CegarLoopResult]: For program point L113(lines 113 114) no Hoare annotation was computed. [2020-11-30 02:05:06,438 INFO L274 CegarLoopResult]: For program point L113-1(lines 113 114) no Hoare annotation was computed. [2020-11-30 02:05:06,456 INFO L274 CegarLoopResult]: For program point L113-2(lines 113 114) no Hoare annotation was computed. [2020-11-30 02:05:06,456 INFO L274 CegarLoopResult]: For program point L113-3(lines 113 114) no Hoare annotation was computed. [2020-11-30 02:05:06,457 INFO L274 CegarLoopResult]: For program point L180(lines 180 181) no Hoare annotation was computed. [2020-11-30 02:05:06,457 INFO L274 CegarLoopResult]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2020-11-30 02:05:06,459 INFO L274 CegarLoopResult]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2020-11-30 02:05:06,459 INFO L270 CegarLoopResult]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2020-11-30 02:05:06,459 INFO L274 CegarLoopResult]: For program point L313-4(lines 299 339) no Hoare annotation was computed. [2020-11-30 02:05:06,460 INFO L274 CegarLoopResult]: For program point L50(lines 50 53) no Hoare annotation was computed. [2020-11-30 02:05:06,460 INFO L274 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-11-30 02:05:06,460 INFO L274 CegarLoopResult]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2020-11-30 02:05:06,460 INFO L274 CegarLoopResult]: For program point L117(lines 117 118) no Hoare annotation was computed. [2020-11-30 02:05:06,461 INFO L274 CegarLoopResult]: For program point L117-1(lines 117 118) no Hoare annotation was computed. [2020-11-30 02:05:06,462 INFO L274 CegarLoopResult]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2020-11-30 02:05:06,466 INFO L274 CegarLoopResult]: For program point L117-3(lines 117 118) no Hoare annotation was computed. [2020-11-30 02:05:06,467 INFO L274 CegarLoopResult]: For program point L580(lines 580 598) no Hoare annotation was computed. [2020-11-30 02:05:06,467 INFO L274 CegarLoopResult]: For program point L514(lines 514 517) no Hoare annotation was computed. [2020-11-30 02:05:06,467 INFO L274 CegarLoopResult]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2020-11-30 02:05:06,467 INFO L274 CegarLoopResult]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2020-11-30 02:05:06,468 INFO L274 CegarLoopResult]: For program point L514-3(lines 514 517) no Hoare annotation was computed. [2020-11-30 02:05:06,468 INFO L270 CegarLoopResult]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2020-11-30 02:05:06,469 INFO L274 CegarLoopResult]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2020-11-30 02:05:06,469 INFO L274 CegarLoopResult]: For program point L514-5(lines 514 517) no Hoare annotation was computed. [2020-11-30 02:05:06,469 INFO L274 CegarLoopResult]: For program point L515(lines 515 516) no Hoare annotation was computed. [2020-11-30 02:05:06,469 INFO L274 CegarLoopResult]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2020-11-30 02:05:06,469 INFO L274 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-11-30 02:05:06,470 INFO L274 CegarLoopResult]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2020-11-30 02:05:06,470 INFO L270 CegarLoopResult]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2020-11-30 02:05:06,470 INFO L274 CegarLoopResult]: For program point L119(lines 119 126) no Hoare annotation was computed. [2020-11-30 02:05:06,470 INFO L274 CegarLoopResult]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2020-11-30 02:05:06,470 INFO L274 CegarLoopResult]: For program point L119-1(lines 119 126) no Hoare annotation was computed. [2020-11-30 02:05:06,471 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 126) no Hoare annotation was computed. [2020-11-30 02:05:06,471 INFO L274 CegarLoopResult]: For program point L119-3(lines 119 126) no Hoare annotation was computed. [2020-11-30 02:05:06,471 INFO L274 CegarLoopResult]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2020-11-30 02:05:06,472 INFO L270 CegarLoopResult]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2020-11-30 02:05:06,478 INFO L274 CegarLoopResult]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2020-11-30 02:05:06,478 INFO L274 CegarLoopResult]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2020-11-30 02:05:06,479 INFO L270 CegarLoopResult]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2020-11-30 02:05:06,479 INFO L274 CegarLoopResult]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,480 INFO L274 CegarLoopResult]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2020-11-30 02:05:06,480 INFO L270 CegarLoopResult]: At program point L120-2(lines 120 124) the Hoare annotation is: false [2020-11-30 02:05:06,480 INFO L274 CegarLoopResult]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,480 INFO L274 CegarLoopResult]: For program point L120-5(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,480 INFO L270 CegarLoopResult]: At program point L120-6(lines 120 124) the Hoare annotation is: false [2020-11-30 02:05:06,480 INFO L274 CegarLoopResult]: For program point L120-7(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,481 INFO L274 CegarLoopResult]: For program point L120-9(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,481 INFO L270 CegarLoopResult]: At program point L120-10(lines 120 124) the Hoare annotation is: false [2020-11-30 02:05:06,481 INFO L274 CegarLoopResult]: For program point L120-11(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,481 INFO L274 CegarLoopResult]: For program point L120-13(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,481 INFO L270 CegarLoopResult]: At program point L120-14(lines 120 124) the Hoare annotation is: false [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L120-15(lines 120 124) no Hoare annotation was computed. [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L583(lines 583 598) no Hoare annotation was computed. [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L187-2(line 187) no Hoare annotation was computed. [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2020-11-30 02:05:06,482 INFO L274 CegarLoopResult]: For program point L55-1(lines 20 61) no Hoare annotation was computed. [2020-11-30 02:05:06,483 INFO L274 CegarLoopResult]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2020-11-30 02:05:06,484 INFO L274 CegarLoopResult]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2020-11-30 02:05:06,484 INFO L274 CegarLoopResult]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2020-11-30 02:05:06,484 INFO L270 CegarLoopResult]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2020-11-30 02:05:06,484 INFO L274 CegarLoopResult]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2020-11-30 02:05:06,484 INFO L274 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-11-30 02:05:06,484 INFO L270 CegarLoopResult]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2020-11-30 02:05:06,485 INFO L274 CegarLoopResult]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2020-11-30 02:05:06,485 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-11-30 02:05:06,485 INFO L274 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-11-30 02:05:06,485 INFO L270 CegarLoopResult]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2020-11-30 02:05:06,485 INFO L274 CegarLoopResult]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2020-11-30 02:05:06,486 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 02:05:06,486 INFO L274 CegarLoopResult]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2020-11-30 02:05:06,486 INFO L270 CegarLoopResult]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2020-11-30 02:05:06,486 INFO L274 CegarLoopResult]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2020-11-30 02:05:06,486 INFO L274 CegarLoopResult]: For program point L521(lines 521 524) no Hoare annotation was computed. [2020-11-30 02:05:06,486 INFO L274 CegarLoopResult]: For program point L521-1(lines 521 524) no Hoare annotation was computed. [2020-11-30 02:05:06,487 INFO L274 CegarLoopResult]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2020-11-30 02:05:06,487 INFO L270 CegarLoopResult]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2020-11-30 02:05:06,487 INFO L274 CegarLoopResult]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2020-11-30 02:05:06,487 INFO L274 CegarLoopResult]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2020-11-30 02:05:06,487 INFO L270 CegarLoopResult]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2020-11-30 02:05:06,487 INFO L274 CegarLoopResult]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2020-11-30 02:05:06,488 INFO L274 CegarLoopResult]: For program point L588(lines 588 597) no Hoare annotation was computed. [2020-11-30 02:05:06,488 INFO L270 CegarLoopResult]: At program point L60(lines 20 61) the Hoare annotation is: false [2020-11-30 02:05:06,489 INFO L274 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-11-30 02:05:06,489 INFO L274 CegarLoopResult]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2020-11-30 02:05:06,489 INFO L270 CegarLoopResult]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2020-11-30 02:05:06,489 INFO L274 CegarLoopResult]: For program point L127(lines 127 132) no Hoare annotation was computed. [2020-11-30 02:05:06,489 INFO L274 CegarLoopResult]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2020-11-30 02:05:06,489 INFO L274 CegarLoopResult]: For program point L127-1(lines 127 132) no Hoare annotation was computed. [2020-11-30 02:05:06,490 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 132) no Hoare annotation was computed. [2020-11-30 02:05:06,490 INFO L274 CegarLoopResult]: For program point L127-3(lines 127 132) no Hoare annotation was computed. [2020-11-30 02:05:06,490 INFO L270 CegarLoopResult]: At program point L524(lines 505 525) the Hoare annotation is: false [2020-11-30 02:05:06,490 INFO L270 CegarLoopResult]: At program point L524-1(lines 505 525) the Hoare annotation is: false [2020-11-30 02:05:06,490 INFO L274 CegarLoopResult]: For program point L128(lines 128 131) no Hoare annotation was computed. [2020-11-30 02:05:06,491 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 131) no Hoare annotation was computed. [2020-11-30 02:05:06,491 INFO L274 CegarLoopResult]: For program point L128-2(lines 128 131) no Hoare annotation was computed. [2020-11-30 02:05:06,492 INFO L274 CegarLoopResult]: For program point L128-3(lines 128 131) no Hoare annotation was computed. [2020-11-30 02:05:06,492 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-11-30 02:05:06,492 INFO L274 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2020-11-30 02:05:06,492 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2020-11-30 02:05:06,492 INFO L270 CegarLoopResult]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2020-11-30 02:05:06,493 INFO L274 CegarLoopResult]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2020-11-30 02:05:06,494 INFO L270 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (and (= (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_cos_float_#res|) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_cos_float_~x)) [2020-11-30 02:05:06,494 INFO L274 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-11-30 02:05:06,494 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 02:05:06,494 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 02:05:06,495 INFO L270 CegarLoopResult]: At program point L264(lines 171 341) the Hoare annotation is: false [2020-11-30 02:05:06,495 INFO L274 CegarLoopResult]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2020-11-30 02:05:06,495 INFO L270 CegarLoopResult]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2020-11-30 02:05:06,495 INFO L274 CegarLoopResult]: For program point L198-4(lines 198 202) no Hoare annotation was computed. [2020-11-30 02:05:06,495 INFO L274 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-11-30 02:05:06,495 INFO L274 CegarLoopResult]: For program point L464(lines 464 469) no Hoare annotation was computed. [2020-11-30 02:05:06,496 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,496 INFO L270 CegarLoopResult]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2020-11-30 02:05:06,496 INFO L274 CegarLoopResult]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,496 INFO L274 CegarLoopResult]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,496 INFO L270 CegarLoopResult]: At program point L68-2(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,496 INFO L274 CegarLoopResult]: For program point L134-5(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,497 INFO L270 CegarLoopResult]: At program point L134-6(lines 134 138) the Hoare annotation is: false [2020-11-30 02:05:06,497 INFO L274 CegarLoopResult]: For program point L68-5(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,497 INFO L274 CegarLoopResult]: For program point L134-7(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,497 INFO L270 CegarLoopResult]: At program point L68-6(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,497 INFO L274 CegarLoopResult]: For program point L134-9(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,497 INFO L270 CegarLoopResult]: At program point L134-10(lines 134 138) the Hoare annotation is: false [2020-11-30 02:05:06,498 INFO L274 CegarLoopResult]: For program point L68-9(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,498 INFO L274 CegarLoopResult]: For program point L134-11(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,498 INFO L270 CegarLoopResult]: At program point L68-10(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,498 INFO L274 CegarLoopResult]: For program point L134-13(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,498 INFO L270 CegarLoopResult]: At program point L134-14(lines 134 138) the Hoare annotation is: false [2020-11-30 02:05:06,498 INFO L274 CegarLoopResult]: For program point L68-13(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,499 INFO L274 CegarLoopResult]: For program point L134-15(lines 134 138) no Hoare annotation was computed. [2020-11-30 02:05:06,499 INFO L270 CegarLoopResult]: At program point L68-14(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,499 INFO L274 CegarLoopResult]: For program point L68-17(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,499 INFO L270 CegarLoopResult]: At program point L68-18(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,499 INFO L274 CegarLoopResult]: For program point L399(lines 399 423) no Hoare annotation was computed. [2020-11-30 02:05:06,499 INFO L274 CegarLoopResult]: For program point L68-21(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,500 INFO L270 CegarLoopResult]: At program point L68-22(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,500 INFO L274 CegarLoopResult]: For program point L68-25(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,500 INFO L270 CegarLoopResult]: At program point L68-26(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,500 INFO L274 CegarLoopResult]: For program point L68-29(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,500 INFO L270 CegarLoopResult]: At program point L68-30(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,502 INFO L274 CegarLoopResult]: For program point L68-33(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,504 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 02:05:06,504 INFO L270 CegarLoopResult]: At program point L68-34(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,505 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 02:05:06,505 INFO L274 CegarLoopResult]: For program point L68-37(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,505 INFO L270 CegarLoopResult]: At program point L68-38(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,505 INFO L274 CegarLoopResult]: For program point L68-41(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,505 INFO L270 CegarLoopResult]: At program point L68-42(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,505 INFO L274 CegarLoopResult]: For program point L68-45(lines 68 72) no Hoare annotation was computed. [2020-11-30 02:05:06,506 INFO L270 CegarLoopResult]: At program point L68-46(lines 68 72) the Hoare annotation is: false [2020-11-30 02:05:06,506 INFO L274 CegarLoopResult]: For program point L400(lines 400 422) no Hoare annotation was computed. [2020-11-30 02:05:06,506 INFO L274 CegarLoopResult]: For program point L402(lines 402 409) no Hoare annotation was computed. [2020-11-30 02:05:06,506 INFO L274 CegarLoopResult]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2020-11-30 02:05:06,506 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,506 INFO L270 CegarLoopResult]: At program point L535-2(lines 535 539) the Hoare annotation is: false [2020-11-30 02:05:06,507 INFO L274 CegarLoopResult]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,507 INFO L274 CegarLoopResult]: For program point L535-5(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,507 INFO L270 CegarLoopResult]: At program point L535-6(lines 535 539) the Hoare annotation is: false [2020-11-30 02:05:06,507 INFO L274 CegarLoopResult]: For program point L535-7(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,507 INFO L274 CegarLoopResult]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2020-11-30 02:05:06,507 INFO L274 CegarLoopResult]: For program point L535-9(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,508 INFO L270 CegarLoopResult]: At program point L535-10(lines 535 539) the Hoare annotation is: false [2020-11-30 02:05:06,508 INFO L270 CegarLoopResult]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2020-11-30 02:05:06,510 INFO L274 CegarLoopResult]: For program point L535-11(lines 535 539) no Hoare annotation was computed. [2020-11-30 02:05:06,511 INFO L270 CegarLoopResult]: At program point L139(lines 90 140) the Hoare annotation is: false [2020-11-30 02:05:06,511 INFO L270 CegarLoopResult]: At program point L139-1(lines 90 140) the Hoare annotation is: false [2020-11-30 02:05:06,511 INFO L274 CegarLoopResult]: For program point L73(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,511 INFO L270 CegarLoopResult]: At program point L139-2(lines 90 140) the Hoare annotation is: false [2020-11-30 02:05:06,512 INFO L274 CegarLoopResult]: For program point L73-1(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,512 INFO L270 CegarLoopResult]: At program point L139-3(lines 90 140) the Hoare annotation is: false [2020-11-30 02:05:06,512 INFO L274 CegarLoopResult]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,512 INFO L274 CegarLoopResult]: For program point L73-4(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,512 INFO L274 CegarLoopResult]: For program point L73-6(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,512 INFO L274 CegarLoopResult]: For program point L73-7(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-9(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-10(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-12(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-13(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-15(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-16(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,513 INFO L274 CegarLoopResult]: For program point L73-18(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,514 INFO L274 CegarLoopResult]: For program point L73-19(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,514 INFO L274 CegarLoopResult]: For program point L73-21(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,518 INFO L274 CegarLoopResult]: For program point L73-22(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,519 INFO L274 CegarLoopResult]: For program point L73-24(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,519 INFO L274 CegarLoopResult]: For program point L73-25(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,519 INFO L274 CegarLoopResult]: For program point L73-27(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,519 INFO L274 CegarLoopResult]: For program point L73-28(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,519 INFO L274 CegarLoopResult]: For program point L73-30(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,520 INFO L274 CegarLoopResult]: For program point L73-31(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,520 INFO L274 CegarLoopResult]: For program point L73-33(lines 73 77) no Hoare annotation was computed. [2020-11-30 02:05:06,520 INFO L274 CegarLoopResult]: For program point L73-34(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,520 INFO L274 CegarLoopResult]: For program point L472(lines 472 475) no Hoare annotation was computed. [2020-11-30 02:05:06,520 INFO L270 CegarLoopResult]: At program point L340(lines 170 341) the Hoare annotation is: false [2020-11-30 02:05:06,520 INFO L274 CegarLoopResult]: For program point L209(lines 209 217) no Hoare annotation was computed. [2020-11-30 02:05:06,521 INFO L274 CegarLoopResult]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2020-11-30 02:05:06,523 INFO L270 CegarLoopResult]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2020-11-30 02:05:06,523 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,523 INFO L274 CegarLoopResult]: For program point L78-1(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,523 INFO L274 CegarLoopResult]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,523 INFO L274 CegarLoopResult]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-4(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-6(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-7(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-8(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-9(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,524 INFO L274 CegarLoopResult]: For program point L78-10(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-11(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-12(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-13(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-14(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-15(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,525 INFO L274 CegarLoopResult]: For program point L78-16(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L541(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L78-17(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L78-18(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L78-19(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L78-20(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,526 INFO L274 CegarLoopResult]: For program point L541-3(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L78-21(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L78-22(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L541-5(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L78-23(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L541-6(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L78-24(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,527 INFO L274 CegarLoopResult]: For program point L78-25(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L277(lines 277 284) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L541-8(lines 541 544) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L78-26(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L277-2(lines 268 285) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L78-27(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,528 INFO L274 CegarLoopResult]: For program point L78-28(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-29(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-30(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-31(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-32(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-33(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-34(lines 66 84) no Hoare annotation was computed. [2020-11-30 02:05:06,529 INFO L274 CegarLoopResult]: For program point L78-35(lines 78 82) no Hoare annotation was computed. [2020-11-30 02:05:06,530 INFO L274 CegarLoopResult]: For program point L542(lines 542 543) no Hoare annotation was computed. [2020-11-30 02:05:06,530 INFO L274 CegarLoopResult]: For program point L542-1(lines 542 543) no Hoare annotation was computed. [2020-11-30 02:05:06,530 INFO L274 CegarLoopResult]: For program point L542-2(lines 542 543) no Hoare annotation was computed. [2020-11-30 02:05:06,530 INFO L274 CegarLoopResult]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2020-11-30 02:05:06,530 INFO L270 CegarLoopResult]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2020-11-30 02:05:06,530 INFO L274 CegarLoopResult]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L214(lines 214 217) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L148(lines 148 152) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L148-1(lines 141 154) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L413(lines 413 420) no Hoare annotation was computed. [2020-11-30 02:05:06,531 INFO L274 CegarLoopResult]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83-1(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83-2(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83-3(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83-4(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,532 INFO L270 CegarLoopResult]: At program point L83-5(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-6(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-7(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-8(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-9(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-10(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L270 CegarLoopResult]: At program point L83-11(lines 66 84) the Hoare annotation is: false [2020-11-30 02:05:06,533 INFO L274 CegarLoopResult]: For program point L612(lines 612 615) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point L216(lines 216 217) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point L549(lines 549 564) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point L549-1(lines 549 564) no Hoare annotation was computed. [2020-11-30 02:05:06,534 INFO L274 CegarLoopResult]: For program point L549-2(lines 549 564) no Hoare annotation was computed. [2020-11-30 02:05:06,535 INFO L274 CegarLoopResult]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2020-11-30 02:05:06,535 INFO L270 CegarLoopResult]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2020-11-30 02:05:06,535 INFO L274 CegarLoopResult]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2020-11-30 02:05:06,535 INFO L274 CegarLoopResult]: For program point L219(lines 171 341) no Hoare annotation was computed. [2020-11-30 02:05:06,535 INFO L270 CegarLoopResult]: At program point L153(lines 141 154) the Hoare annotation is: false [2020-11-30 02:05:06,535 INFO L277 CegarLoopResult]: At program point L617(lines 601 618) the Hoare annotation is: true [2020-11-30 02:05:06,536 INFO L274 CegarLoopResult]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2020-11-30 02:05:06,536 INFO L270 CegarLoopResult]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2020-11-30 02:05:06,536 INFO L274 CegarLoopResult]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2020-11-30 02:05:06,536 INFO L274 CegarLoopResult]: For program point L552(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,536 INFO L274 CegarLoopResult]: For program point L552-2(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,536 INFO L274 CegarLoopResult]: For program point L552-4(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,537 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2020-11-30 02:05:06,537 INFO L270 CegarLoopResult]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2020-11-30 02:05:06,537 INFO L274 CegarLoopResult]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2020-11-30 02:05:06,537 INFO L274 CegarLoopResult]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2020-11-30 02:05:06,537 INFO L270 CegarLoopResult]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2020-11-30 02:05:06,537 INFO L274 CegarLoopResult]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2020-11-30 02:05:06,539 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-11-30 02:05:06,539 INFO L274 CegarLoopResult]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2020-11-30 02:05:06,539 INFO L270 CegarLoopResult]: At program point L555-2(lines 555 559) the Hoare annotation is: false [2020-11-30 02:05:06,539 INFO L274 CegarLoopResult]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,539 INFO L274 CegarLoopResult]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2020-11-30 02:05:06,539 INFO L270 CegarLoopResult]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2020-11-30 02:05:06,540 INFO L274 CegarLoopResult]: For program point L555-5(lines 555 559) no Hoare annotation was computed. [2020-11-30 02:05:06,540 INFO L274 CegarLoopResult]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2020-11-30 02:05:06,540 INFO L270 CegarLoopResult]: At program point L555-6(lines 555 559) the Hoare annotation is: false [2020-11-30 02:05:06,540 INFO L274 CegarLoopResult]: For program point L555-7(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,540 INFO L274 CegarLoopResult]: For program point L555-9(lines 555 559) no Hoare annotation was computed. [2020-11-30 02:05:06,540 INFO L274 CegarLoopResult]: For program point L225(lines 225 228) no Hoare annotation was computed. [2020-11-30 02:05:06,541 INFO L270 CegarLoopResult]: At program point L555-10(lines 555 559) the Hoare annotation is: false [2020-11-30 02:05:06,541 INFO L274 CegarLoopResult]: For program point L555-11(lines 552 560) no Hoare annotation was computed. [2020-11-30 02:05:06,541 INFO L274 CegarLoopResult]: For program point L424(lines 424 470) no Hoare annotation was computed. [2020-11-30 02:05:06,541 INFO L274 CegarLoopResult]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,541 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 02:05:06,541 INFO L270 CegarLoopResult]: At program point L94-2(lines 94 98) the Hoare annotation is: false [2020-11-30 02:05:06,542 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,542 INFO L274 CegarLoopResult]: For program point L94-5(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,542 INFO L270 CegarLoopResult]: At program point L94-6(lines 94 98) the Hoare annotation is: false [2020-11-30 02:05:06,542 INFO L274 CegarLoopResult]: For program point L94-7(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,542 INFO L274 CegarLoopResult]: For program point L94-9(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,542 INFO L270 CegarLoopResult]: At program point L94-10(lines 94 98) the Hoare annotation is: false [2020-11-30 02:05:06,542 INFO L274 CegarLoopResult]: For program point L94-11(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,543 INFO L274 CegarLoopResult]: For program point L94-13(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,543 INFO L270 CegarLoopResult]: At program point L94-14(lines 94 98) the Hoare annotation is: false [2020-11-30 02:05:06,543 INFO L274 CegarLoopResult]: For program point L94-15(lines 94 98) no Hoare annotation was computed. [2020-11-30 02:05:06,543 INFO L274 CegarLoopResult]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2020-11-30 02:05:06,543 INFO L270 CegarLoopResult]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2020-11-30 02:05:06,543 INFO L274 CegarLoopResult]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2020-11-30 02:05:06,543 INFO L274 CegarLoopResult]: For program point L492(lines 492 496) no Hoare annotation was computed. [2020-11-30 02:05:06,544 INFO L274 CegarLoopResult]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2020-11-30 02:05:06,544 INFO L270 CegarLoopResult]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2020-11-30 02:05:06,544 INFO L274 CegarLoopResult]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2020-11-30 02:05:06,544 INFO L274 CegarLoopResult]: For program point L30(lines 30 54) no Hoare annotation was computed. [2020-11-30 02:05:06,544 INFO L274 CegarLoopResult]: For program point L31(lines 31 48) no Hoare annotation was computed. [2020-11-30 02:05:06,544 INFO L274 CegarLoopResult]: For program point L32(lines 32 38) no Hoare annotation was computed. [2020-11-30 02:05:06,545 INFO L274 CegarLoopResult]: For program point L33(lines 33 37) no Hoare annotation was computed. [2020-11-30 02:05:06,545 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-11-30 02:05:06,545 INFO L274 CegarLoopResult]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2020-11-30 02:05:06,545 INFO L274 CegarLoopResult]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2020-11-30 02:05:06,545 INFO L270 CegarLoopResult]: At program point L563(lines 532 565) the Hoare annotation is: false [2020-11-30 02:05:06,545 INFO L270 CegarLoopResult]: At program point L563-1(lines 532 565) the Hoare annotation is: false [2020-11-30 02:05:06,545 INFO L270 CegarLoopResult]: At program point L497(lines 382 498) the Hoare annotation is: false [2020-11-30 02:05:06,546 INFO L270 CegarLoopResult]: At program point L563-2(lines 532 565) the Hoare annotation is: false [2020-11-30 02:05:06,546 INFO L270 CegarLoopResult]: At program point L299(lines 299 339) the Hoare annotation is: false [2020-11-30 02:05:06,546 INFO L270 CegarLoopResult]: At program point L233(lines 233 240) the Hoare annotation is: false [2020-11-30 02:05:06,546 INFO L274 CegarLoopResult]: For program point L101(lines 101 102) no Hoare annotation was computed. [2020-11-30 02:05:06,546 INFO L274 CegarLoopResult]: For program point L101-1(lines 101 102) no Hoare annotation was computed. [2020-11-30 02:05:06,546 INFO L274 CegarLoopResult]: For program point L35(lines 35 37) no Hoare annotation was computed. [2020-11-30 02:05:06,547 INFO L274 CegarLoopResult]: For program point L101-2(lines 101 102) no Hoare annotation was computed. [2020-11-30 02:05:06,547 INFO L274 CegarLoopResult]: For program point L101-3(lines 101 102) no Hoare annotation was computed. [2020-11-30 02:05:06,568 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,569 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,570 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,570 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,578 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,578 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,578 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,579 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,588 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,590 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,591 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,591 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,592 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,592 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,593 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,593 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,601 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:06,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:06,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:05:06 BoogieIcfgContainer [2020-11-30 02:05:06,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:05:06,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:05:06,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:05:06,606 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:05:06,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:03:16" (3/4) ... [2020-11-30 02:05:06,611 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 02:05:06,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 123 nodes and edges [2020-11-30 02:05:06,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2020-11-30 02:05:06,683 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 02:05:06,687 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 02:05:06,738 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x [2020-11-30 02:05:06,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result) && ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x [2020-11-30 02:05:07,214 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_60af05a2-754f-4ff0-9a06-20d6c507090d/bin/utaipan/witness.graphml [2020-11-30 02:05:07,214 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:05:07,217 INFO L168 Benchmark]: Toolchain (without parser) took 165518.55 ms. Allocated memory was 48.2 MB in the beginning and 107.0 MB in the end (delta: 58.7 MB). Free memory was 22.4 MB in the beginning and 58.1 MB in the end (delta: -35.7 MB). Peak memory consumption was 58.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,217 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 18.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:05:07,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 882.77 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.2 MB in the beginning and 33.2 MB in the end (delta: -11.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.98 ms. Allocated memory is still 58.7 MB. Free memory was 33.2 MB in the beginning and 32.9 MB in the end (delta: 378.8 kB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,219 INFO L168 Benchmark]: Boogie Preprocessor took 230.95 ms. Allocated memory is still 58.7 MB. Free memory was 32.9 MB in the beginning and 29.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,220 INFO L168 Benchmark]: RCFGBuilder took 53171.42 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 29.3 MB in the beginning and 38.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,220 INFO L168 Benchmark]: TraceAbstraction took 110348.79 ms. Allocated memory is still 107.0 MB. Free memory was 37.3 MB in the beginning and 54.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,221 INFO L168 Benchmark]: Witness Printer took 608.38 ms. Allocated memory is still 107.0 MB. Free memory was 54.9 MB in the beginning and 58.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:07,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 18.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 882.77 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.2 MB in the beginning and 33.2 MB in the end (delta: -11.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 264.98 ms. Allocated memory is still 58.7 MB. Free memory was 33.2 MB in the beginning and 32.9 MB in the end (delta: 378.8 kB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 230.95 ms. Allocated memory is still 58.7 MB. Free memory was 32.9 MB in the beginning and 29.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53171.42 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 29.3 MB in the beginning and 38.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 110348.79 ms. Allocated memory is still 107.0 MB. Free memory was 37.3 MB in the beginning and 54.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Witness Printer took 608.38 ms. Allocated memory is still 107.0 MB. Free memory was 54.9 MB in the beginning and 58.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 31.6 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 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant [2020-11-30 02:05:07,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,253 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,253 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,254 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,254 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant [2020-11-30 02:05:07,258 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,258 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,258 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,258 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,259 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,259 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result) && ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant [2020-11-30 02:05:07,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:05:07,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:05:07,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 402 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 109.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 102.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 965 SDtfs, 480 SDslu, 2862 SDs, 0 SdLazy, 590 SolverSat, 4 SolverUnsat, 27 SolverUnknown, 0 SolverNotchecked, 98.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred 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, 315 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 95 LocationsWithAnnotation, 95 PreInvPairs, 99 NumberOfFragments, 149 HoareAnnotationTreeSize, 95 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 95 FomulaSimplificationsInter, 7 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 5 QuantifiedInterpolants, 3472 SizeOfPredicates, 16 NumberOfNonLiveVariables, 1088 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...