./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.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_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 976f334843509ce61229cfe6c2e95f4ffe1322fa ................................................................................................................................................................................................................................................................................................................................... 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_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 976f334843509ce61229cfe6c2e95f4ffe1322fa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:01:24,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:01:24,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:01:24,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:01:24,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:01:24,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:01:24,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:01:24,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:01:24,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:01:24,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:01:24,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:01:24,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:01:24,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:01:24,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:01:24,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:01:24,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:01:24,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:01:24,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:01:24,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:01:24,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:01:24,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:01:24,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:01:24,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:01:24,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:01:24,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:01:24,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:01:24,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:01:24,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:01:24,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:01:24,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:01:24,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:01:24,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:01:24,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:01:24,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:01:24,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:01:24,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:01:24,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:01:24,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:01:24,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:01:24,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:01:24,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:01:24,695 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 02:01:24,736 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:01:24,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:01:24,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:01:24,739 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:01:24,739 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:01:24,739 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:01:24,740 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:01:24,740 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:01:24,740 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:01:24,740 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:01:24,742 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:01:24,742 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:01:24,742 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:01:24,743 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:01:24,743 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:01:24,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:01:24,744 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:01:24,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:01:24,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:01:24,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:01:24,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:01:24,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:01:24,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:01:24,746 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:01:24,746 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:01:24,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:01:24,747 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:01:24,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:01:24,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:01:24,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:01:24,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:01:24,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:01:24,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:01:24,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:01:24,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:01:24,752 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:01:24,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:01:24,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:01:24,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:01:24,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:01:24,753 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_90efa689-da4e-43f4-840a-8be18d760563/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 976f334843509ce61229cfe6c2e95f4ffe1322fa [2020-11-30 02:01:25,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:01:25,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:01:25,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:01:25,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:01:25,087 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:01:25,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2020-11-30 02:01:25,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/7ae7a6be9/35c4a29fd6534995af27e0631c7ac9eb/FLAGcd20248fa [2020-11-30 02:01:25,784 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:01:25,785 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2020-11-30 02:01:25,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/7ae7a6be9/35c4a29fd6534995af27e0631c7ac9eb/FLAGcd20248fa [2020-11-30 02:01:26,119 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/7ae7a6be9/35c4a29fd6534995af27e0631c7ac9eb [2020-11-30 02:01:26,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:01:26,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:01:26,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:26,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:01:26,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:01:26,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d90433f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26, skipping insertion in model container [2020-11-30 02:01:26,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:01:26,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:01:26,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:01:26,458 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:01:26,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:01:26,567 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:01:26,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26 WrapperNode [2020-11-30 02:01:26,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:26,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:01:26,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:01:26,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:01:26,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:01:26,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:01:26,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:01:26,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:01:26,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... [2020-11-30 02:01:26,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:01:26,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:01:26,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:01:26,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:01:26,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 02:01:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 02:01:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:01:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-30 02:01:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 02:01:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-30 02:01:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:01:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:01:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 02:01:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 02:01:28,080 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:01:28,080 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-11-30 02:01:28,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:01:28 BoogieIcfgContainer [2020-11-30 02:01:28,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:01:28,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:01:28,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:01:28,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:01:28,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:01:26" (1/3) ... [2020-11-30 02:01:28,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4188f0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:01:28, skipping insertion in model container [2020-11-30 02:01:28,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:26" (2/3) ... [2020-11-30 02:01:28,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4188f0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:01:28, skipping insertion in model container [2020-11-30 02:01:28,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:01:28" (3/3) ... [2020-11-30 02:01:28,092 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d.c [2020-11-30 02:01:28,103 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:01:28,108 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:01:28,119 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:01:28,156 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:01:28,156 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:01:28,157 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:01:28,157 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:01:28,157 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:01:28,157 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:01:28,157 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:01:28,157 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:01:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2020-11-30 02:01:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 02:01:28,182 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:01:28,183 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:01:28,183 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:01:28,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:01:28,189 INFO L82 PathProgramCache]: Analyzing trace with hash -662886244, now seen corresponding path program 1 times [2020-11-30 02:01:28,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:01:28,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849565531] [2020-11-30 02:01:28,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:01:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:01:28,351 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 02:01:28,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849565531] [2020-11-30 02:01:28,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:01:28,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 02:01:28,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428675303] [2020-11-30 02:01:28,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 02:01:28,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 02:01:28,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 02:01:28,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:01:28,375 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 2 states. [2020-11-30 02:01:28,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:01:28,422 INFO L93 Difference]: Finished difference Result 159 states and 271 transitions. [2020-11-30 02:01:28,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 02:01:28,424 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-11-30 02:01:28,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:01:28,451 INFO L225 Difference]: With dead ends: 159 [2020-11-30 02:01:28,451 INFO L226 Difference]: Without dead ends: 78 [2020-11-30 02:01:28,454 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 02:01:28,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-11-30 02:01:28,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-11-30 02:01:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-11-30 02:01:28,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2020-11-30 02:01:28,498 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 97 transitions. Word has length 13 [2020-11-30 02:01:28,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:01:28,499 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 97 transitions. [2020-11-30 02:01:28,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 02:01:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2020-11-30 02:01:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 02:01:28,500 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:01:28,500 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:01:28,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 02:01:28,501 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:01:28,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:01:28,504 INFO L82 PathProgramCache]: Analyzing trace with hash 811883659, now seen corresponding path program 1 times [2020-11-30 02:01:28,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:01:28,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289252080] [2020-11-30 02:01:28,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:01:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:01:28,662 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:01:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:01:28,749 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:01:28,794 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 02:01:28,795 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:01:28,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 02:01:28,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:01:28 BoogieIcfgContainer [2020-11-30 02:01:28,848 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:01:28,849 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:01:28,849 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:01:28,849 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:01:28,850 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:01:28" (3/4) ... [2020-11-30 02:01:28,853 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 02:01:28,853 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:01:28,858 INFO L168 Benchmark]: Toolchain (without parser) took 2731.96 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 56.3 MB in the beginning and 51.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,860 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:01:28,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.46 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 56.0 MB in the beginning and 100.1 MB in the end (delta: -44.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.00 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 96.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,863 INFO L168 Benchmark]: Boogie Preprocessor took 85.05 ms. Allocated memory is still 125.8 MB. Free memory was 96.7 MB in the beginning and 93.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,865 INFO L168 Benchmark]: RCFGBuilder took 1361.99 ms. Allocated memory is still 125.8 MB. Free memory was 93.8 MB in the beginning and 82.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 64.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,865 INFO L168 Benchmark]: TraceAbstraction took 763.95 ms. Allocated memory is still 125.8 MB. Free memory was 82.3 MB in the beginning and 51.9 MB in the end (delta: 30.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:01:28,866 INFO L168 Benchmark]: Witness Printer took 5.79 ms. Allocated memory is still 125.8 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:01:28,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 437.46 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 56.0 MB in the beginning and 100.1 MB in the end (delta: -44.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.00 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 96.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.05 ms. Allocated memory is still 125.8 MB. Free memory was 96.7 MB in the beginning and 93.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1361.99 ms. Allocated memory is still 125.8 MB. Free memory was 93.8 MB in the beginning and 82.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 64.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 763.95 ms. Allocated memory is still 125.8 MB. Free memory was 82.3 MB in the beginning and 51.9 MB in the end (delta: 30.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 5.79 ms. Allocated memory is still 125.8 MB. Free memory is still 51.9 MB. There was no memory consumed. 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 someBinaryArithmeticFLOAToperation at line 120, overapproximation of bitwiseAnd at line 220. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L231] float x = __VERIFIER_nondet_float(); [L232] float y = -1.0f / 0.0f; [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL [L99] COND TRUE hb > ha [L100] a = y [L101] b = x [L102] j = ha [L103] ha = hb [L104] hb = j VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L233] float res = __ieee754_hypotf(x, y); [L214] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L216] ieee_float_shape_type gf_u; [L217] gf_u.value = (x) [L218] EXPR gf_u.word [L218] (ix) = gf_u.word [L220] ix &= 0x7fffffff [L221] return ((ix) == 0x7f800000L); [L235] COND TRUE !isinf_float(res) [L3] __assert_fail("0", "float_req_bl_1270d.c", 3, "reach_error") VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 99 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=80occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 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 02:01:31,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:01:31,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:01:31,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:01:31,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:01:31,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:01:31,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:01:31,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:01:31,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:01:31,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:01:31,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:01:31,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:01:31,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:01:31,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:01:31,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:01:31,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:01:31,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:01:31,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:01:31,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:01:31,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:01:31,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:01:31,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:01:31,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:01:31,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:01:31,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:01:31,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:01:31,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:01:31,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:01:31,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:01:31,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:01:31,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:01:31,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:01:31,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:01:31,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:01:31,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:01:31,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:01:31,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:01:31,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:01:31,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:01:31,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:01:31,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:01:31,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 02:01:31,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:01:31,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:01:31,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:01:31,453 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:01:31,453 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:01:31,453 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:01:31,453 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:01:31,453 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:01:31,454 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:01:31,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:01:31,455 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:01:31,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:01:31,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:01:31,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:01:31,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:01:31,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:01:31,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:01:31,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:01:31,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:01:31,456 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:01:31,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:01:31,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:01:31,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:01:31,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:01:31,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:01:31,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:01:31,459 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_90efa689-da4e-43f4-840a-8be18d760563/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 976f334843509ce61229cfe6c2e95f4ffe1322fa [2020-11-30 02:01:31,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:01:31,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:01:31,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:01:31,862 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:01:31,867 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:01:31,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2020-11-30 02:01:31,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/30c4f0fe5/3ac427cafb574bf2aa1384ae2645448a/FLAG00374ce21 [2020-11-30 02:01:32,515 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:01:32,518 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2020-11-30 02:01:32,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/30c4f0fe5/3ac427cafb574bf2aa1384ae2645448a/FLAG00374ce21 [2020-11-30 02:01:32,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/data/30c4f0fe5/3ac427cafb574bf2aa1384ae2645448a [2020-11-30 02:01:32,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:01:32,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:01:32,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:32,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:01:32,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:01:32,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:32" (1/1) ... [2020-11-30 02:01:32,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7943d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:32, skipping insertion in model container [2020-11-30 02:01:32,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:01:32" (1/1) ... [2020-11-30 02:01:32,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:01:32,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:01:33,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:01:33,147 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:01:33,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:01:33,311 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:01:33,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33 WrapperNode [2020-11-30 02:01:33,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:01:33,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:01:33,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:01:33,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:01:33,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:01:33,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:01:33,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:01:33,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:01:33,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... [2020-11-30 02:01:33,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:01:33,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:01:33,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:01:33,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:01:33,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 02:01:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 02:01:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:01:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-30 02:01:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 02:01:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:01:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:01:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-30 02:01:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 02:01:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 02:01:40,260 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:01:40,260 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-11-30 02:01:40,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:01:40 BoogieIcfgContainer [2020-11-30 02:01:40,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:01:40,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:01:40,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:01:40,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:01:40,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:01:32" (1/3) ... [2020-11-30 02:01:40,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7390fce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:01:40, skipping insertion in model container [2020-11-30 02:01:40,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:01:33" (2/3) ... [2020-11-30 02:01:40,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7390fce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:01:40, skipping insertion in model container [2020-11-30 02:01:40,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:01:40" (3/3) ... [2020-11-30 02:01:40,269 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d.c [2020-11-30 02:01:40,279 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:01:40,282 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:01:40,291 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:01:40,315 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:01:40,315 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:01:40,315 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:01:40,315 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:01:40,315 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:01:40,315 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:01:40,316 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:01:40,316 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:01:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-11-30 02:01:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 02:01:40,337 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:01:40,338 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:01:40,339 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:01:40,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:01:40,343 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2020-11-30 02:01:40,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:01:40,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [467824558] [2020-11-30 02:01:40,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 02:01:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:01:40,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 02:01:40,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:01:40,600 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 02:01:40,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:01:40,612 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 02:01:40,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [467824558] [2020-11-30 02:01:40,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:01:40,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 02:01:40,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577010985] [2020-11-30 02:01:40,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 02:01:40,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:01:40,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 02:01:40,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 02:01:40,636 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-11-30 02:01:40,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:01:40,669 INFO L93 Difference]: Finished difference Result 213 states and 359 transitions. [2020-11-30 02:01:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 02:01:40,670 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-30 02:01:40,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:01:40,682 INFO L225 Difference]: With dead ends: 213 [2020-11-30 02:01:40,682 INFO L226 Difference]: Without dead ends: 104 [2020-11-30 02:01:40,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 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 02:01:40,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-11-30 02:01:40,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-11-30 02:01:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-11-30 02:01:40,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2020-11-30 02:01:40,733 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2020-11-30 02:01:40,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:01:40,734 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2020-11-30 02:01:40,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 02:01:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2020-11-30 02:01:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 02:01:40,735 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:01:40,736 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:01:40,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 02:01:40,939 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:01:40,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:01:40,940 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2020-11-30 02:01:40,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:01:40,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89929088] [2020-11-30 02:01:40,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 02:01:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:01:41,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-30 02:01:41,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:01:41,564 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 02:01:41,565 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:01:42,118 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 02:01:42,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89929088] [2020-11-30 02:01:42,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:01:42,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-11-30 02:01:42,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461182364] [2020-11-30 02:01:42,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 02:01:42,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:01:42,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 02:01:42,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-11-30 02:01:42,127 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 12 states. [2020-11-30 02:01:43,577 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-30 02:01:44,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:01:44,819 INFO L93 Difference]: Finished difference Result 444 states and 576 transitions. [2020-11-30 02:01:44,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-30 02:01:44,821 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 21 [2020-11-30 02:01:44,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:01:44,835 INFO L225 Difference]: With dead ends: 444 [2020-11-30 02:01:44,835 INFO L226 Difference]: Without dead ends: 358 [2020-11-30 02:01:44,838 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=111, Invalid=231, Unknown=0, NotChecked=0, Total=342 [2020-11-30 02:01:44,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-11-30 02:01:44,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 113. [2020-11-30 02:01:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-11-30 02:01:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 146 transitions. [2020-11-30 02:01:44,890 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 146 transitions. Word has length 21 [2020-11-30 02:01:44,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:01:44,891 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 146 transitions. [2020-11-30 02:01:44,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 02:01:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2020-11-30 02:01:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 02:01:44,894 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:01:44,894 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:01:45,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 02:01:45,110 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:01:45,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:01:45,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1653009985, now seen corresponding path program 1 times [2020-11-30 02:01:45,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:01:45,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [246419659] [2020-11-30 02:01:45,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/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 02:01:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:01:45,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 26 conjunts are in the unsatisfiable core [2020-11-30 02:01:45,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:01:46,937 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 02:01:47,352 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 02:01:47,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:01:48,905 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-30 02:01:50,729 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-30 02:01:53,449 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-11-30 02:01:54,849 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-11-30 02:01:56,731 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-11-30 02:02:10,297 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 02:02:10,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [246419659] [2020-11-30 02:02:10,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:02:10,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 27 [2020-11-30 02:02:10,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401348104] [2020-11-30 02:02:10,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-11-30 02:02:10,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:02:10,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-11-30 02:02:10,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=608, Unknown=2, NotChecked=0, Total=702 [2020-11-30 02:02:10,302 INFO L87 Difference]: Start difference. First operand 113 states and 146 transitions. Second operand 27 states. [2020-11-30 02:02:14,839 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-11-30 02:02:16,157 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2020-11-30 02:02:17,890 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-11-30 02:02:20,867 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-11-30 02:02:25,942 WARN L193 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2020-11-30 02:02:32,042 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2020-11-30 02:02:37,560 WARN L193 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-11-30 02:02:38,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:02:38,034 INFO L93 Difference]: Finished difference Result 157 states and 187 transitions. [2020-11-30 02:02:38,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-30 02:02:38,035 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 21 [2020-11-30 02:02:38,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:02:38,036 INFO L225 Difference]: With dead ends: 157 [2020-11-30 02:02:38,036 INFO L226 Difference]: Without dead ends: 64 [2020-11-30 02:02:38,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 46.5s TimeCoverageRelationStatistics Valid=325, Invalid=1155, Unknown=2, NotChecked=0, Total=1482 [2020-11-30 02:02:38,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-11-30 02:02:38,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 36. [2020-11-30 02:02:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-11-30 02:02:38,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2020-11-30 02:02:38,044 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 21 [2020-11-30 02:02:38,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:02:38,045 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2020-11-30 02:02:38,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-11-30 02:02:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2020-11-30 02:02:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 02:02:38,046 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:02:38,046 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:02:38,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 02:02:38,269 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:02:38,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:02:38,269 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2020-11-30 02:02:38,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:02:38,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [140051539] [2020-11-30 02:02:38,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-30 02:02:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:02:38,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 20 conjunts are in the unsatisfiable core [2020-11-30 02:02:38,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:02:39,026 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 02:02:39,175 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 02:02:39,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:02:42,296 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) is different from false [2020-11-30 02:02:44,318 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_39 (_ BitVec 32)) (v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_39))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)) (not (= c_ULTIMATE.start___ieee754_hypotf_~y (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_39) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_39) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_39)))))) is different from false [2020-11-30 02:02:44,351 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 02:02:44,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [140051539] [2020-11-30 02:02:44,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:02:44,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2020-11-30 02:02:44,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842796044] [2020-11-30 02:02:44,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-11-30 02:02:44,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:02:44,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-11-30 02:02:44,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=336, Unknown=2, NotChecked=74, Total=462 [2020-11-30 02:02:44,355 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 22 states. [2020-11-30 02:02:46,545 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2020-11-30 02:02:48,468 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-30 02:02:48,792 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-11-30 02:02:49,078 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-30 02:02:49,428 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-30 02:02:49,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:02:49,442 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2020-11-30 02:02:49,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-30 02:02:49,442 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 26 [2020-11-30 02:02:49,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:02:49,443 INFO L225 Difference]: With dead ends: 54 [2020-11-30 02:02:49,443 INFO L226 Difference]: Without dead ends: 36 [2020-11-30 02:02:49,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=207, Invalid=729, Unknown=2, NotChecked=118, Total=1056 [2020-11-30 02:02:49,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-11-30 02:02:49,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 27. [2020-11-30 02:02:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-11-30 02:02:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2020-11-30 02:02:49,448 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 26 [2020-11-30 02:02:49,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:02:49,448 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2020-11-30 02:02:49,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-11-30 02:02:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2020-11-30 02:02:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 02:02:49,450 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:02:49,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:02:49,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-30 02:02:49,664 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:02:49,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:02:49,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1435475906, now seen corresponding path program 1 times [2020-11-30 02:02:49,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:02:49,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169899944] [2020-11-30 02:02:49,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-30 02:02:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:02:49,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-30 02:02:49,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:02:50,132 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 02:02:50,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:02:50,420 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 02:02:50,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169899944] [2020-11-30 02:02:50,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:02:50,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-11-30 02:02:50,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731549454] [2020-11-30 02:02:50,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 02:02:50,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:02:50,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 02:02:50,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-11-30 02:02:50,422 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand 12 states. [2020-11-30 02:02:50,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:02:50,944 INFO L93 Difference]: Finished difference Result 36 states and 35 transitions. [2020-11-30 02:02:50,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 02:02:50,945 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 26 [2020-11-30 02:02:50,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:02:50,946 INFO L225 Difference]: With dead ends: 36 [2020-11-30 02:02:50,946 INFO L226 Difference]: Without dead ends: 27 [2020-11-30 02:02:50,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-11-30 02:02:50,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-11-30 02:02:50,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-11-30 02:02:50,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-11-30 02:02:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2020-11-30 02:02:50,961 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 26 [2020-11-30 02:02:50,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:02:50,961 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2020-11-30 02:02:50,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 02:02:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2020-11-30 02:02:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 02:02:50,964 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:02:50,964 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:02:51,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-30 02:02:51,165 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:02:51,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:02:51,165 INFO L82 PathProgramCache]: Analyzing trace with hash 2115534276, now seen corresponding path program 1 times [2020-11-30 02:02:51,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:02:51,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409219484] [2020-11-30 02:02:51,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90efa689-da4e-43f4-840a-8be18d760563/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-30 02:02:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:02:51,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2020-11-30 02:02:51,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:02:51,921 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 02:02:52,039 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 02:02:52,040 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:02:55,196 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)))) is different from false [2020-11-30 02:02:57,227 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 32)) (v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= c_ULTIMATE.start___ieee754_hypotf_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_15|)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)) (let ((.cse0 (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_15|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2020-11-30 02:02:57,262 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 02:02:57,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409219484] [2020-11-30 02:02:57,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:02:57,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 24 [2020-11-30 02:02:57,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055500330] [2020-11-30 02:02:57,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-11-30 02:02:57,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:02:57,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-11-30 02:02:57,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=413, Unknown=2, NotChecked=82, Total=552 [2020-11-30 02:02:57,266 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand 24 states. [2020-11-30 02:02:59,465 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 35 DAG size of output: 9 [2020-11-30 02:03:01,133 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-30 02:03:01,525 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-11-30 02:03:01,794 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-30 02:03:02,061 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-30 02:03:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:03:02,062 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2020-11-30 02:03:02,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-30 02:03:02,062 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 26 [2020-11-30 02:03:02,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:03:02,062 INFO L225 Difference]: With dead ends: 27 [2020-11-30 02:03:02,062 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 02:03:02,063 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=204, Invalid=858, Unknown=2, NotChecked=126, Total=1190 [2020-11-30 02:03:02,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 02:03:02,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 02:03:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 02:03:02,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 02:03:02,064 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-11-30 02:03:02,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:03:02,064 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 02:03:02,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-11-30 02:03:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 02:03:02,064 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 02:03:02,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-30 02:03:02,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 02:03:02,434 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 164 [2020-11-30 02:03:05,600 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 164 DAG size of output: 102 [2020-11-30 02:03:18,684 WARN L193 SmtUtils]: Spent 13.08 s on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2020-11-30 02:03:24,539 WARN L193 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 174 DAG size of output: 109 [2020-11-30 02:03:24,548 INFO L274 CegarLoopResult]: For program point L168(lines 168 172) no Hoare annotation was computed. [2020-11-30 02:03:24,548 INFO L274 CegarLoopResult]: For program point L168-1(lines 159 173) no Hoare annotation was computed. [2020-11-30 02:03:24,548 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 02:03:24,548 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 02:03:24,548 INFO L274 CegarLoopResult]: For program point L235(lines 235 238) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L270 CegarLoopResult]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L270 CegarLoopResult]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L37(lines 37 41) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L37-3(lines 37 41) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L37-5(lines 37 41) no Hoare annotation was computed. [2020-11-30 02:03:24,549 INFO L274 CegarLoopResult]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L270 CegarLoopResult]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L38-7(lines 38 39) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L270 CegarLoopResult]: At program point L38-8(lines 38 39) the Hoare annotation is: false [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L38-9(lines 38 39) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L277 CegarLoopResult]: At program point L239(lines 224 240) the Hoare annotation is: true [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L141(lines 141 145) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L141-1(lines 123 146) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L270 CegarLoopResult]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L274 CegarLoopResult]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2020-11-30 02:03:24,550 INFO L270 CegarLoopResult]: At program point L75-6(lines 75 79) the Hoare annotation is: false [2020-11-30 02:03:24,551 INFO L274 CegarLoopResult]: For program point L75-7(lines 75 79) no Hoare annotation was computed. [2020-11-30 02:03:24,551 INFO L274 CegarLoopResult]: For program point L109(lines 109 113) no Hoare annotation was computed. [2020-11-30 02:03:24,551 INFO L274 CegarLoopResult]: For program point L109-1(lines 83 210) no Hoare annotation was computed. [2020-11-30 02:03:24,551 INFO L270 CegarLoopResult]: At program point L209(lines 83 210) the Hoare annotation is: (let ((.cse2 (= currentRoundingMode roundNearestTiesToEven)) (.cse3 (let ((.cse7 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and .cse7 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32)))) (and .cse7 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (bvsgt (bvadd .cse0 (bvneg .cse1)) (_ bv251658240 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) .cse2 (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) ULTIMATE.start___ieee754_hypotf_~a~0) .cse3) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ULTIMATE.start___ieee754_hypotf_~w~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (= (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ULTIMATE.start___ieee754_hypotf_~b~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) .cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) .cse3))) [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L44(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L44-3(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L44-5(lines 44 45) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L177(lines 177 200) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L270 CegarLoopResult]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2020-11-30 02:03:24,552 INFO L274 CegarLoopResult]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2020-11-30 02:03:24,552 INFO L270 CegarLoopResult]: At program point L80(lines 16 81) the Hoare annotation is: false [2020-11-30 02:03:24,553 INFO L270 CegarLoopResult]: At program point L80-1(lines 16 81) the Hoare annotation is: false [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L147(lines 147 174) no Hoare annotation was computed. [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L114-1(lines 83 210) no Hoare annotation was computed. [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L148(lines 148 173) no Hoare annotation was computed. [2020-11-30 02:03:24,553 INFO L274 CegarLoopResult]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2020-11-30 02:03:24,554 INFO L270 CegarLoopResult]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse4 (= currentRoundingMode roundNearestTiesToEven)) (.cse5 (let ((.cse10 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and .cse10 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32)))) (and .cse10 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ULTIMATE.start_isinf_float_~x) (bvsgt (bvadd .cse0 (bvneg .cse1)) (_ bv251658240 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (bvsgt (bvadd .cse2 (bvneg .cse3)) (_ bv251658240 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) .cse4 (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) ULTIMATE.start___ieee754_hypotf_~a~0) .cse5) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ULTIMATE.start___ieee754_hypotf_~w~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))) ULTIMATE.start_isinf_float_~x) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (= (let ((.cse8 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ULTIMATE.start___ieee754_hypotf_~b~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) .cse4 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) .cse5))) [2020-11-30 02:03:24,554 INFO L274 CegarLoopResult]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2020-11-30 02:03:24,554 INFO L274 CegarLoopResult]: For program point L150(lines 150 173) no Hoare annotation was computed. [2020-11-30 02:03:24,554 INFO L274 CegarLoopResult]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2020-11-30 02:03:24,554 INFO L270 CegarLoopResult]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2020-11-30 02:03:24,554 INFO L274 CegarLoopResult]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L270 CegarLoopResult]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L270 CegarLoopResult]: At program point L52-6(lines 52 61) the Hoare annotation is: false [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L52-7(lines 16 81) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L270 CegarLoopResult]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32))))) [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2020-11-30 02:03:24,555 INFO L274 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L270 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L54-5(lines 54 58) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L270 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L21-7(lines 21 25) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2020-11-30 02:03:24,556 INFO L270 CegarLoopResult]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2020-11-30 02:03:24,556 INFO L274 CegarLoopResult]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2020-11-30 02:03:24,557 INFO L270 CegarLoopResult]: At program point L221(lines 213 222) the Hoare annotation is: (let ((.cse6 (= currentRoundingMode roundNearestTiesToEven)) (.cse7 (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (let ((.cse14 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and .cse14 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32)))) (and .cse14 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)))))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ULTIMATE.start_isinf_float_~x) (bvsgt (bvadd .cse0 (bvneg .cse1)) (_ bv251658240 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (bvsgt (bvadd .cse2 (bvneg .cse3)) (_ bv251658240 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1))) (bvsgt (bvadd .cse4 (bvneg .cse5)) (_ bv251658240 32))))) .cse6 .cse7 (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) ULTIMATE.start___ieee754_hypotf_~a~0) .cse8) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ULTIMATE.start___ieee754_hypotf_~w~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_31 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_31)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))) ULTIMATE.start_isinf_float_~x) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (= (let ((.cse11 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11))) |ULTIMATE.start___ieee754_hypotf_#res|))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse12 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse12) ((_ extract 30 23) .cse12) ((_ extract 22 0) .cse12))) ULTIMATE.start___ieee754_hypotf_~b~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) .cse6 .cse7 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_37 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse13 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))) (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~hb~0_37))))) .cse8))) [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L123(lines 123 146) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L124(lines 124 131) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L270 CegarLoopResult]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_hypotf_~y (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (forall ((v_ULTIMATE.start_isinf_float_~ix~1_17 (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 30 23) v_ULTIMATE.start_isinf_float_~ix~1_17) ((_ extract 22 0) v_ULTIMATE.start_isinf_float_~ix~1_17)))) (= (bvadd (bvand (_ bv2147483647 32) v_ULTIMATE.start_isinf_float_~ix~1_17) (_ bv2155872256 32)) (_ bv0 32)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)))) [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2020-11-30 02:03:24,558 INFO L274 CegarLoopResult]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L270 CegarLoopResult]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L28(lines 28 29) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L28-1(lines 28 29) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L63(lines 63 72) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L63-1(lines 63 72) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L270 CegarLoopResult]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-11-30 02:03:24,559 INFO L274 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L99(lines 99 108) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L33(lines 33 34) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L33-1(lines 33 34) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L67(lines 67 70) no Hoare annotation was computed. [2020-11-30 02:03:24,560 INFO L274 CegarLoopResult]: For program point L67-3(lines 67 70) no Hoare annotation was computed. [2020-11-30 02:03:24,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:03:24,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-11-30 02:03:24,586 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,587 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,587 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:03:24,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-11-30 02:03:24,590 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,593 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:707) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 02:03:24,598 INFO L168 Benchmark]: Toolchain (without parser) took 111748.72 ms. Allocated memory is still 81.8 MB. Free memory was 58.4 MB in the beginning and 24.5 MB in the end (delta: 33.9 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,599 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:03:24,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.93 ms. Allocated memory is still 81.8 MB. Free memory was 58.1 MB in the beginning and 63.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.51 ms. Allocated memory is still 81.8 MB. Free memory was 63.2 MB in the beginning and 60.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,601 INFO L168 Benchmark]: Boogie Preprocessor took 97.90 ms. Allocated memory is still 81.8 MB. Free memory was 60.2 MB in the beginning and 57.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,601 INFO L168 Benchmark]: RCFGBuilder took 6774.76 ms. Allocated memory is still 81.8 MB. Free memory was 57.1 MB in the beginning and 56.3 MB in the end (delta: 779.9 kB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,602 INFO L168 Benchmark]: TraceAbstraction took 104333.02 ms. Allocated memory is still 81.8 MB. Free memory was 55.9 MB in the beginning and 24.5 MB in the end (delta: 31.4 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:24,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.93 ms. Allocated memory is still 81.8 MB. Free memory was 58.1 MB in the beginning and 63.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.51 ms. Allocated memory is still 81.8 MB. Free memory was 63.2 MB in the beginning and 60.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.90 ms. Allocated memory is still 81.8 MB. Free memory was 60.2 MB in the beginning and 57.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6774.76 ms. Allocated memory is still 81.8 MB. Free memory was 57.1 MB in the beginning and 56.3 MB in the end (delta: 779.9 kB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 104333.02 ms. Allocated memory is still 81.8 MB. Free memory was 55.9 MB in the beginning and 24.5 MB in the end (delta: 31.4 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] * 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 * 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: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant [2020-11-30 02:03:24,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:03:24,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-11-30 02:03:24,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 02:03:24,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isinf_float_~ix~1_17,QUANTIFIED] [2020-11-30 02:03:24,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_30,QUANTIFIED] [2020-11-30 02:03:24,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 02:03:24,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && y == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && (forall v_ULTIMATE.start_isinf_float_~ix~1_17 : bv32 :: !(b == ~fp~LONGDOUBLE(v_ULTIMATE.start_isinf_float_~ix~1_17[31:31], v_ULTIMATE.start_isinf_float_~ix~1_17[30:23], v_ULTIMATE.start_isinf_float_~ix~1_17[22:0])) || ~bvadd64(~bvand32(2147483647bv32, v_ULTIMATE.start_isinf_float_~ix~1_17), 2155872256bv32) == 0bv32)) && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 : bv32 :: ha == ~bvand32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...