./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/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 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 ................................................................................................................................................................................................................................................................................................................................... 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_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/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 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.0-7b2dab5 [2020-12-09 06:28:29,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:28:29,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:28:29,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:28:29,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:28:29,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:28:29,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:28:29,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:28:29,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:28:29,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:28:29,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:28:29,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:28:29,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:28:29,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:28:29,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:28:29,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:28:29,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:28:29,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:28:29,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:28:29,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:28:29,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:28:29,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:28:29,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:28:29,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:28:29,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:28:29,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:28:29,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:28:29,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:28:29,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:28:29,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:28:29,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:28:29,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:28:29,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:28:29,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:28:29,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:28:29,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:28:29,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:28:29,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:28:29,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:28:29,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:28:29,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:28:29,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 06:28:29,886 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:28:29,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:28:29,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:28:29,887 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:28:29,888 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:28:29,888 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:28:29,888 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 06:28:29,888 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:28:29,888 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:28:29,888 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 06:28:29,889 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 06:28:29,889 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:28:29,889 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 06:28:29,889 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 06:28:29,889 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 06:28:29,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:28:29,890 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:28:29,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:28:29,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:28:29,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:28:29,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:28:29,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:28:29,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:28:29,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:28:29,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:28:29,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:28:29,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:28:29,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:28:29,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:28:29,895 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_97042c4f-43b4-4905-9177-d9340c7ce0c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2020-12-09 06:28:30,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:28:30,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:28:30,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:28:30,104 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:28:30,105 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:28:30,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-12-09 06:28:30,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/846b8d674/b3e9820c89f04de8a144586a8f8ca68a/FLAG983037f90 [2020-12-09 06:28:30,524 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:28:30,524 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-12-09 06:28:30,529 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/846b8d674/b3e9820c89f04de8a144586a8f8ca68a/FLAG983037f90 [2020-12-09 06:28:30,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/846b8d674/b3e9820c89f04de8a144586a8f8ca68a [2020-12-09 06:28:30,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:28:30,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:28:30,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:28:30,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:28:30,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:28:30,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b1ce7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30, skipping insertion in model container [2020-12-09 06:28:30,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:28:30,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:28:30,715 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2020-12-09 06:28:30,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:28:30,724 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 06:28:30,757 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2020-12-09 06:28:30,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:28:30,768 INFO L208 MainTranslator]: Completed translation [2020-12-09 06:28:30,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30 WrapperNode [2020-12-09 06:28:30,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:28:30,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 06:28:30,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 06:28:30,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 06:28:30,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 06:28:30,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 06:28:30,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 06:28:30,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 06:28:30,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... [2020-12-09 06:28:30,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 06:28:30,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 06:28:30,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 06:28:30,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 06:28:30,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:28:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 06:28:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 06:28:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 06:28:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 06:28:31,547 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 06:28:31,547 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2020-12-09 06:28:31,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:28:31 BoogieIcfgContainer [2020-12-09 06:28:31,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 06:28:31,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 06:28:31,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 06:28:31,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 06:28:31,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:28:30" (1/3) ... [2020-12-09 06:28:31,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fb37ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:28:31, skipping insertion in model container [2020-12-09 06:28:31,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:30" (2/3) ... [2020-12-09 06:28:31,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fb37ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:28:31, skipping insertion in model container [2020-12-09 06:28:31,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:28:31" (3/3) ... [2020-12-09 06:28:31,557 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2020-12-09 06:28:31,570 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 06:28:31,574 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 06:28:31,584 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 06:28:31,602 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 06:28:31,602 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 06:28:31,602 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 06:28:31,602 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 06:28:31,602 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 06:28:31,602 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 06:28:31,602 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 06:28:31,602 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 06:28:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2020-12-09 06:28:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 06:28:31,623 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:28:31,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:28:31,624 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:28:31,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:28:31,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1051312980, now seen corresponding path program 1 times [2020-12-09 06:28:31,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 06:28:31,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541932078] [2020-12-09 06:28:31,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 06:28:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:28:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:28:31,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541932078] [2020-12-09 06:28:31,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:28:31,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:28:31,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997087484] [2020-12-09 06:28:31,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 06:28:31,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 06:28:31,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 06:28:31,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 06:28:31,757 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 2 states. [2020-12-09 06:28:31,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:28:31,775 INFO L93 Difference]: Finished difference Result 159 states and 271 transitions. [2020-12-09 06:28:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 06:28:31,776 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-12-09 06:28:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:28:31,783 INFO L225 Difference]: With dead ends: 159 [2020-12-09 06:28:31,783 INFO L226 Difference]: Without dead ends: 78 [2020-12-09 06:28:31,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 06:28:31,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-12-09 06:28:31,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-12-09 06:28:31,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-12-09 06:28:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2020-12-09 06:28:31,812 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 97 transitions. Word has length 13 [2020-12-09 06:28:31,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:28:31,812 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 97 transitions. [2020-12-09 06:28:31,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 06:28:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2020-12-09 06:28:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-09 06:28:31,813 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:28:31,813 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:28:31,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 06:28:31,814 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:28:31,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:28:31,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1876189971, now seen corresponding path program 1 times [2020-12-09 06:28:31,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 06:28:31,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634102770] [2020-12-09 06:28:31,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 06:28:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 06:28:31,873 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 06:28:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 06:28:31,916 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 06:28:31,939 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 06:28:31,940 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 06:28:31,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 06:28:31,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:28:31 BoogieIcfgContainer [2020-12-09 06:28:31,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 06:28:31,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 06:28:31,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 06:28:31,965 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 06:28:31,965 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:28:31" (3/4) ... [2020-12-09 06:28:31,968 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 06:28:31,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 06:28:31,970 INFO L168 Benchmark]: Toolchain (without parser) took 1427.47 ms. Allocated memory was 113.2 MB in the beginning and 157.3 MB in the end (delta: 44.0 MB). Free memory was 90.5 MB in the beginning and 107.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:28:31,970 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 113.2 MB. Free memory is still 78.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:28:31,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.69 ms. Allocated memory is still 113.2 MB. Free memory was 90.5 MB in the beginning and 86.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 06:28:31,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.14 ms. Allocated memory is still 113.2 MB. Free memory was 86.5 MB in the beginning and 83.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:28:31,971 INFO L168 Benchmark]: Boogie Preprocessor took 41.24 ms. Allocated memory is still 113.2 MB. Free memory was 83.6 MB in the beginning and 81.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:28:31,972 INFO L168 Benchmark]: RCFGBuilder took 690.28 ms. Allocated memory is still 113.2 MB. Free memory was 81.0 MB in the beginning and 47.7 MB in the end (delta: 33.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2020-12-09 06:28:31,972 INFO L168 Benchmark]: TraceAbstraction took 413.02 ms. Allocated memory was 113.2 MB in the beginning and 157.3 MB in the end (delta: 44.0 MB). Free memory was 47.7 MB in the beginning and 107.0 MB in the end (delta: -59.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:28:31,973 INFO L168 Benchmark]: Witness Printer took 3.10 ms. Allocated memory is still 157.3 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:28:31,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 113.2 MB. Free memory is still 78.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 226.69 ms. Allocated memory is still 113.2 MB. Free memory was 90.5 MB in the beginning and 86.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.14 ms. Allocated memory is still 113.2 MB. Free memory was 86.5 MB in the beginning and 83.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.24 ms. Allocated memory is still 113.2 MB. Free memory was 83.6 MB in the beginning and 81.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 690.28 ms. Allocated memory is still 113.2 MB. Free memory was 81.0 MB in the beginning and 47.7 MB in the end (delta: 33.2 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 413.02 ms. Allocated memory was 113.2 MB in the beginning and 157.3 MB in the end (delta: 44.0 MB). Free memory was 47.7 MB in the beginning and 107.0 MB in the end (delta: -59.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 3.10 ms. Allocated memory is still 157.3 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 237]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is 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 = -1.0f / 0.0f; [L232] float y = __VERIFIER_nondet_float(); [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] [L234] 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); [L236] COND TRUE !isinf_float(res) [L237] 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: 0.3s, 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, 0.0s 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 0.2.0-7b2dab5 [2020-12-09 06:28:33,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:28:33,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:28:33,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:28:33,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:28:33,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:28:33,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:28:33,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:28:33,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:28:33,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:28:33,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:28:33,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:28:33,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:28:33,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:28:33,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:28:33,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:28:33,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:28:33,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:28:33,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:28:33,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:28:33,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:28:33,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:28:33,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:28:33,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:28:33,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:28:33,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:28:33,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:28:33,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:28:33,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:28:33,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:28:33,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:28:33,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:28:33,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:28:33,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:28:33,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:28:33,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:28:33,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:28:33,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:28:33,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:28:33,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:28:33,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:28:33,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 06:28:33,630 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:28:33,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:28:33,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:28:33,631 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:28:33,632 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:28:33,632 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:28:33,632 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:28:33,632 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:28:33,632 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:28:33,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:28:33,633 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:28:33,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:28:33,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 06:28:33,634 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:28:33,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 06:28:33,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:28:33,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 06:28:33,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:28:33,637 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:28:33,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:28:33,637 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_97042c4f-43b4-4905-9177-d9340c7ce0c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2020-12-09 06:28:33,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:28:33,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:28:33,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:28:33,891 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:28:33,891 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:28:33,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-12-09 06:28:33,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/bfe06418b/de8323351dd24e38a5fe523ee155e556/FLAG0082249d9 [2020-12-09 06:28:34,332 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:28:34,333 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2020-12-09 06:28:34,338 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/bfe06418b/de8323351dd24e38a5fe523ee155e556/FLAG0082249d9 [2020-12-09 06:28:34,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/data/bfe06418b/de8323351dd24e38a5fe523ee155e556 [2020-12-09 06:28:34,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:28:34,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:28:34,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:28:34,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:28:34,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:28:34,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8253b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34, skipping insertion in model container [2020-12-09 06:28:34,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:28:34,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:28:34,532 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2020-12-09 06:28:34,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:28:34,551 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 06:28:34,594 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2020-12-09 06:28:34,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:28:34,608 INFO L208 MainTranslator]: Completed translation [2020-12-09 06:28:34,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34 WrapperNode [2020-12-09 06:28:34,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:28:34,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 06:28:34,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 06:28:34,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 06:28:34,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 06:28:34,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 06:28:34,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 06:28:34,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 06:28:34,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... [2020-12-09 06:28:34,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 06:28:34,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 06:28:34,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 06:28:34,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 06:28:34,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:28:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 06:28:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 06:28:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 06:28:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 06:28:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 06:28:34,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 06:28:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 06:28:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 06:28:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 06:28:44,366 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 06:28:44,366 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2020-12-09 06:28:44,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:28:44 BoogieIcfgContainer [2020-12-09 06:28:44,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 06:28:44,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 06:28:44,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 06:28:44,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 06:28:44,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:28:34" (1/3) ... [2020-12-09 06:28:44,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404895d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:28:44, skipping insertion in model container [2020-12-09 06:28:44,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:28:34" (2/3) ... [2020-12-09 06:28:44,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404895d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:28:44, skipping insertion in model container [2020-12-09 06:28:44,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:28:44" (3/3) ... [2020-12-09 06:28:44,373 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2020-12-09 06:28:44,382 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 06:28:44,385 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 06:28:44,392 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 06:28:44,409 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 06:28:44,409 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 06:28:44,409 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 06:28:44,409 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 06:28:44,409 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 06:28:44,410 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 06:28:44,410 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 06:28:44,410 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 06:28:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-12-09 06:28:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-09 06:28:44,424 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:28:44,424 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:28:44,424 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:28:44,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:28:44,428 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2020-12-09 06:28:44,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:28:44,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1014928701] [2020-12-09 06:28:44,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 06:28:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:28:44,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 06:28:44,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:28:44,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:28:44,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:28:44,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1014928701] [2020-12-09 06:28:44,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:28:44,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 06:28:44,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184495480] [2020-12-09 06:28:44,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 06:28:44,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:28:44,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 06:28:44,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 06:28:44,597 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2020-12-09 06:28:44,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:28:44,616 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2020-12-09 06:28:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 06:28:44,617 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-09 06:28:44,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:28:44,623 INFO L225 Difference]: With dead ends: 212 [2020-12-09 06:28:44,624 INFO L226 Difference]: Without dead ends: 104 [2020-12-09 06:28:44,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 06:28:44,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-12-09 06:28:44,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-12-09 06:28:44,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-12-09 06:28:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2020-12-09 06:28:44,653 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2020-12-09 06:28:44,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:28:44,654 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2020-12-09 06:28:44,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 06:28:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2020-12-09 06:28:44,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 06:28:44,655 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:28:44,655 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] [2020-12-09 06:28:44,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 06:28:44,856 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:28:44,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:28:44,859 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2020-12-09 06:28:44,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:28:44,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1940114431] [2020-12-09 06:28:44,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 06:28:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:28:45,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 25 conjunts are in the unsatisfiable core [2020-12-09 06:28:45,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:28:45,321 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-09 06:28:45,322 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:28:45,371 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:28:45,374 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-09 06:28:45,374 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:61, output treesize:57 [2020-12-09 06:28:45,526 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:28:45,527 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 43 [2020-12-09 06:28:45,530 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:28:45,672 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-12-09 06:28:45,673 INFO L625 ElimStorePlain]: treesize reduction 12, result has 86.5 percent of original size [2020-12-09 06:28:45,677 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-09 06:28:45,678 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:89, output treesize:66 [2020-12-09 06:28:46,315 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 36 [2020-12-09 06:28:46,316 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:28:46,608 WARN L197 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-09 06:28:46,608 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:28:46,610 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 06:28:46,610 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:77, output treesize:62 [2020-12-09 06:28:47,611 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:28:47,614 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 06:28:48,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:28:48,109 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:28:48,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1940114431] [2020-12-09 06:28:48,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:28:48,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-09 06:28:48,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521451426] [2020-12-09 06:28:48,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-09 06:28:48,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:28:48,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-09 06:28:48,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-12-09 06:28:48,112 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 14 states. [2020-12-09 06:28:50,645 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-09 06:28:55,744 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 70 [2020-12-09 06:29:00,894 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-09 06:29:02,274 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-09 06:29:02,535 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2020-12-09 06:29:03,388 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-09 06:29:14,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:14,701 INFO L93 Difference]: Finished difference Result 239 states and 301 transitions. [2020-12-09 06:29:14,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-09 06:29:14,702 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 21 [2020-12-09 06:29:14,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:14,704 INFO L225 Difference]: With dead ends: 239 [2020-12-09 06:29:14,704 INFO L226 Difference]: Without dead ends: 146 [2020-12-09 06:29:14,705 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=146, Invalid=453, Unknown=1, NotChecked=0, Total=600 [2020-12-09 06:29:14,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-12-09 06:29:14,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 112. [2020-12-09 06:29:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-12-09 06:29:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 144 transitions. [2020-12-09 06:29:14,713 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 144 transitions. Word has length 21 [2020-12-09 06:29:14,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:14,714 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 144 transitions. [2020-12-09 06:29:14,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-09 06:29:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 144 transitions. [2020-12-09 06:29:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 06:29:14,714 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:29:14,715 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] [2020-12-09 06:29:14,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 06:29:14,916 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:29:14,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:29:14,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1653009985, now seen corresponding path program 1 times [2020-12-09 06:29:14,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:29:14,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [29143378] [2020-12-09 06:29:14,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 06:29:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:29:15,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-09 06:29:15,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:29:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:29:15,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:29:15,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [29143378] [2020-12-09 06:29:15,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:29:15,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 06:29:15,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035449743] [2020-12-09 06:29:15,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 06:29:15,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:29:15,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 06:29:15,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-09 06:29:15,320 INFO L87 Difference]: Start difference. First operand 112 states and 144 transitions. Second operand 7 states. [2020-12-09 06:29:16,488 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2020-12-09 06:29:16,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:16,946 INFO L93 Difference]: Finished difference Result 285 states and 366 transitions. [2020-12-09 06:29:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 06:29:16,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-12-09 06:29:16,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:16,949 INFO L225 Difference]: With dead ends: 285 [2020-12-09 06:29:16,949 INFO L226 Difference]: Without dead ends: 204 [2020-12-09 06:29:16,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-12-09 06:29:16,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-12-09 06:29:16,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 114. [2020-12-09 06:29:16,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-12-09 06:29:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 145 transitions. [2020-12-09 06:29:16,961 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 145 transitions. Word has length 21 [2020-12-09 06:29:16,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:16,961 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 145 transitions. [2020-12-09 06:29:16,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 06:29:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 145 transitions. [2020-12-09 06:29:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 06:29:16,962 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:29:16,962 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] [2020-12-09 06:29:17,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 06:29:17,163 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:29:17,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:29:17,165 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2020-12-09 06:29:17,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:29:17,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1667301277] [2020-12-09 06:29:17,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/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 [2020-12-09 06:29:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:29:17,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-09 06:29:17,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:29:17,371 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-09 06:29:17,372 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:29:17,398 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:29:17,399 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 06:29:17,400 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:38, output treesize:34 [2020-12-09 06:29:17,616 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2020-12-09 06:29:17,617 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:29:17,633 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:29:17,634 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 06:29:17,634 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:46, output treesize:29 [2020-12-09 06:29:17,691 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:29:17,691 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:29:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:29:17,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:29:17,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1667301277] [2020-12-09 06:29:17,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:29:17,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-09 06:29:17,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974383097] [2020-12-09 06:29:17,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-09 06:29:17,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:29:17,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-09 06:29:17,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-12-09 06:29:17,814 INFO L87 Difference]: Start difference. First operand 114 states and 145 transitions. Second operand 10 states. [2020-12-09 06:29:33,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:33,846 INFO L93 Difference]: Finished difference Result 197 states and 250 transitions. [2020-12-09 06:29:33,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-09 06:29:33,846 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-12-09 06:29:33,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:33,848 INFO L225 Difference]: With dead ends: 197 [2020-12-09 06:29:33,848 INFO L226 Difference]: Without dead ends: 188 [2020-12-09 06:29:33,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2020-12-09 06:29:33,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-12-09 06:29:33,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 114. [2020-12-09 06:29:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-12-09 06:29:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 144 transitions. [2020-12-09 06:29:33,857 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 144 transitions. Word has length 26 [2020-12-09 06:29:33,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:33,857 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 144 transitions. [2020-12-09 06:29:33,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-09 06:29:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2020-12-09 06:29:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 06:29:33,858 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:29:33,858 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] [2020-12-09 06:29:34,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 06:29:34,059 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:29:34,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:29:34,060 INFO L82 PathProgramCache]: Analyzing trace with hash 121389570, now seen corresponding path program 1 times [2020-12-09 06:29:34,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:29:34,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075182800] [2020-12-09 06:29:34,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/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 [2020-12-09 06:29:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:29:34,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-09 06:29:34,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:29:34,721 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:29:34,722 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:29:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:29:34,892 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:29:34,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075182800] [2020-12-09 06:29:34,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:29:34,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-09 06:29:34,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800533788] [2020-12-09 06:29:34,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-09 06:29:34,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:29:34,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-09 06:29:34,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2020-12-09 06:29:34,894 INFO L87 Difference]: Start difference. First operand 114 states and 144 transitions. Second operand 12 states. [2020-12-09 06:29:36,887 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-09 06:29:37,142 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-09 06:29:39,569 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-09 06:29:39,817 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-09 06:29:46,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:46,382 INFO L93 Difference]: Finished difference Result 133 states and 161 transitions. [2020-12-09 06:29:46,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-09 06:29:46,390 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 26 [2020-12-09 06:29:46,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:46,391 INFO L225 Difference]: With dead ends: 133 [2020-12-09 06:29:46,391 INFO L226 Difference]: Without dead ends: 115 [2020-12-09 06:29:46,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-12-09 06:29:46,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-12-09 06:29:46,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 105. [2020-12-09 06:29:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-12-09 06:29:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 134 transitions. [2020-12-09 06:29:46,401 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 134 transitions. Word has length 26 [2020-12-09 06:29:46,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:46,401 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 134 transitions. [2020-12-09 06:29:46,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-09 06:29:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2020-12-09 06:29:46,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 06:29:46,402 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:29:46,402 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] [2020-12-09 06:29:46,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 06:29:46,603 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:29:46,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:29:46,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1435475906, now seen corresponding path program 1 times [2020-12-09 06:29:46,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:29:46,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489339144] [2020-12-09 06:29:46,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/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 [2020-12-09 06:29:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:29:46,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-09 06:29:46,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:29:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:29:47,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:29:47,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489339144] [2020-12-09 06:29:47,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:29:47,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 06:29:47,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88632611] [2020-12-09 06:29:47,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 06:29:47,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:29:47,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 06:29:47,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-09 06:29:47,181 INFO L87 Difference]: Start difference. First operand 105 states and 134 transitions. Second operand 7 states. [2020-12-09 06:29:47,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:47,801 INFO L93 Difference]: Finished difference Result 115 states and 143 transitions. [2020-12-09 06:29:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 06:29:47,806 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-12-09 06:29:47,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:47,806 INFO L225 Difference]: With dead ends: 115 [2020-12-09 06:29:47,806 INFO L226 Difference]: Without dead ends: 27 [2020-12-09 06:29:47,807 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-12-09 06:29:47,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-12-09 06:29:47,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-12-09 06:29:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-12-09 06:29:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2020-12-09 06:29:47,810 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 26 [2020-12-09 06:29:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:47,810 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2020-12-09 06:29:47,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 06:29:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2020-12-09 06:29:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 06:29:47,811 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:29:47,811 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] [2020-12-09 06:29:48,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 06:29:48,012 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:29:48,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:29:48,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1042448896, now seen corresponding path program 1 times [2020-12-09 06:29:48,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:29:48,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232318276] [2020-12-09 06:29:48,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97042c4f-43b4-4905-9177-d9340c7ce0c5/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-09 06:29:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:29:48,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-09 06:29:48,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:29:48,367 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-12-09 06:29:48,368 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:29:48,404 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:29:48,406 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-09 06:29:48,406 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:50, output treesize:46 [2020-12-09 06:29:48,834 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2020-12-09 06:29:48,835 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 06:29:48,860 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 06:29:48,861 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 06:29:48,861 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:52, output treesize:37 [2020-12-09 06:29:49,010 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 06:29:49,010 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 06:29:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:29:49,204 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:29:49,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [232318276] [2020-12-09 06:29:49,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:29:49,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-09 06:29:49,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854985665] [2020-12-09 06:29:49,204 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-09 06:29:49,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:29:49,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-09 06:29:49,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2020-12-09 06:29:49,205 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand 13 states. [2020-12-09 06:29:51,060 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-09 06:29:51,357 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-09 06:29:51,647 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-09 06:29:51,926 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-09 06:29:51,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:29:51,927 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2020-12-09 06:29:51,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-09 06:29:51,928 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 26 [2020-12-09 06:29:51,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:29:51,928 INFO L225 Difference]: With dead ends: 27 [2020-12-09 06:29:51,928 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 06:29:51,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2020-12-09 06:29:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 06:29:51,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 06:29:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 06:29:51,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 06:29:51,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-12-09 06:29:51,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:29:51,929 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 06:29:51,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-09 06:29:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 06:29:51,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 06:29:52,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-09 06:29:52,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 06:29:54,376 WARN L197 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 160 DAG size of output: 119 [2020-12-09 06:29:57,398 WARN L197 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 192 DAG size of output: 140 [2020-12-09 06:30:03,841 WARN L197 SmtUtils]: Spent 6.37 s on a formula simplification. DAG size of input: 173 DAG size of output: 129 [2020-12-09 06:30:03,856 INFO L262 CegarLoopResult]: For program point L168(lines 168 172) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L168-1(lines 159 173) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L258 CegarLoopResult]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L258 CegarLoopResult]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L37(lines 37 41) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L37-3(lines 37 41) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L37-5(lines 37 41) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L236(lines 236 239) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L258 CegarLoopResult]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2020-12-09 06:30:03,857 INFO L262 CegarLoopResult]: For program point L38-7(lines 38 39) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L258 CegarLoopResult]: At program point L38-8(lines 38 39) the Hoare annotation is: false [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L38-9(lines 38 39) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L265 CegarLoopResult]: At program point L240(lines 224 241) the Hoare annotation is: true [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L141(lines 141 145) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L141-1(lines 123 146) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L258 CegarLoopResult]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L258 CegarLoopResult]: At program point L75-6(lines 75 79) the Hoare annotation is: false [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L75-7(lines 75 79) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L109(lines 109 113) no Hoare annotation was computed. [2020-12-09 06:30:03,858 INFO L262 CegarLoopResult]: For program point L109-1(lines 83 210) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L258 CegarLoopResult]: At program point L209(lines 83 210) the Hoare annotation is: (let ((.cse7 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ULTIMATE.start___ieee754_hypotf_~b~0) (= .cse0 ULTIMATE.start___ieee754_hypotf_~hb~0)))) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5| (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26)) (.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5|) (_ bv0 32)))) (and (= .cse1 .cse2) (bvsgt (bvadd .cse3 (bvneg .cse2)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) |ULTIMATE.start___ieee754_hypotf_#res|)))) (= (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)) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse4 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)) ULTIMATE.start___ieee754_hypotf_~b~0) (= ULTIMATE.start___ieee754_hypotf_~hb~0 .cse4)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse5 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse5) (= (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)) ULTIMATE.start___ieee754_hypotf_~w~0) (= (bvadd .cse5 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse6 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)) |ULTIMATE.start___ieee754_hypotf_#res|) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse6) (= (bvadd .cse6 (_ bv2155872256 32)) (_ bv0 32))))) .cse7) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse8 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) .cse7))) [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L44(lines 44 45) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L44-3(lines 44 45) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L44-5(lines 44 45) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L177(lines 177 200) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L258 CegarLoopResult]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2020-12-09 06:30:03,859 INFO L262 CegarLoopResult]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2020-12-09 06:30:03,859 INFO L258 CegarLoopResult]: At program point L80(lines 16 81) the Hoare annotation is: false [2020-12-09 06:30:03,859 INFO L258 CegarLoopResult]: At program point L80-1(lines 16 81) the Hoare annotation is: false [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L147(lines 147 174) no Hoare annotation was computed. [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L114-1(lines 83 210) no Hoare annotation was computed. [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L148(lines 148 173) no Hoare annotation was computed. [2020-12-09 06:30:03,860 INFO L262 CegarLoopResult]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L258 CegarLoopResult]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse11 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ULTIMATE.start___ieee754_hypotf_~b~0) (= .cse0 ULTIMATE.start___ieee754_hypotf_~hb~0)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5| (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26)) (.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5|) (_ bv0 32)))) (and (= .cse1 .cse2) (bvsgt (bvadd .cse3 (bvneg .cse2)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ULTIMATE.start_isinf_float_~x)))) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5| (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26)) (.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (.cse4 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_5|) (_ bv0 32)))) (and (= .cse4 .cse5) (bvsgt (bvadd .cse6 (bvneg .cse5)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25))) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) |ULTIMATE.start___ieee754_hypotf_#res|)))) (= (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)) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))) ULTIMATE.start_isinf_float_~x) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse8 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) .cse11) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse12 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse12) ((_ extract 30 23) .cse12) ((_ extract 22 0) .cse12)) ULTIMATE.start___ieee754_hypotf_~b~0) (= ULTIMATE.start___ieee754_hypotf_~hb~0 .cse12)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse13 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse13) (= (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)) ULTIMATE.start_isinf_float_~x) (= (bvadd .cse13 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse14 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse14) (= (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14)) ULTIMATE.start___ieee754_hypotf_~w~0) (= (bvadd .cse14 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse15 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15)) |ULTIMATE.start___ieee754_hypotf_#res|) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse15) (= (bvadd .cse15 (_ bv2155872256 32)) (_ bv0 32))))) .cse11))) [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L150(lines 150 173) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L258 CegarLoopResult]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L258 CegarLoopResult]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L258 CegarLoopResult]: At program point L52-6(lines 52 61) the Hoare annotation is: false [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L52-7(lines 16 81) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-12-09 06:30:03,861 INFO L258 CegarLoopResult]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2020-12-09 06:30:03,861 INFO L262 CegarLoopResult]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L54-5(lines 54 58) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L21-7(lines 21 25) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2020-12-09 06:30:03,862 INFO L258 CegarLoopResult]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2020-12-09 06:30:03,862 INFO L262 CegarLoopResult]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L258 CegarLoopResult]: At program point L221(lines 213 222) the Hoare annotation is: (let ((.cse6 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (.cse4 (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (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 ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ULTIMATE.start_isinf_float_~x) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) .cse4 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) .cse6) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse7 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse7) (= (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7)) ULTIMATE.start_isinf_float_~x) (= (bvadd .cse7 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse8 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse8) (= (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)) ULTIMATE.start___ieee754_hypotf_~w~0) (= (bvadd .cse8 (_ bv2155872256 32)) (_ bv0 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6| (_ BitVec 32))) (let ((.cse9 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~2.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)) |ULTIMATE.start___ieee754_hypotf_#res|) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29) .cse9) (= (bvadd .cse9 (_ bv2155872256 32)) (_ bv0 32))))) .cse4 (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_29 (_ BitVec 32))) (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_29))) (and (= (bvadd .cse10 (_ bv2155872256 32)) (_ bv0 32)) (= (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)) (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)))))) .cse6) (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32))) (= ULTIMATE.start___ieee754_hypotf_~hb~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#sf_u~1.base_5| (_ BitVec 32))) (let ((.cse11 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#sf_u~1.base_5|) (_ bv0 32)))) (and (= .cse11 ULTIMATE.start___ieee754_hypotf_~ha~0) (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11)))))) .cse4 (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_26 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_25 (_ BitVec 32))) (let ((.cse12 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25)) (.cse13 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_26))) (and (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse12) ((_ extract 30 23) .cse12) ((_ extract 22 0) .cse12)) (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))) (bvsgt (bvadd .cse12 (bvneg .cse13)) (_ bv251658240 32)) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_25))))))))) [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L123(lines 123 146) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L124(lines 124 131) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L258 CegarLoopResult]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_28)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2020-12-09 06:30:03,863 INFO L262 CegarLoopResult]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L258 CegarLoopResult]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L28(lines 28 29) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L28-1(lines 28 29) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L63(lines 63 72) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L63-1(lines 63 72) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L258 CegarLoopResult]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 237) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L99(lines 99 108) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L33(lines 33 34) no Hoare annotation was computed. [2020-12-09 06:30:03,864 INFO L262 CegarLoopResult]: For program point L33-1(lines 33 34) no Hoare annotation was computed. [2020-12-09 06:30:03,865 INFO L262 CegarLoopResult]: For program point L67(lines 67 70) no Hoare annotation was computed. [2020-12-09 06:30:03,865 INFO L262 CegarLoopResult]: For program point L67-3(lines 67 70) no Hoare annotation was computed. [2020-12-09 06:30:03,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,878 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 06:30:03,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,880 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:211) 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:456) 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:796) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:240) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) 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) [2020-12-09 06:30:03,883 INFO L168 Benchmark]: Toolchain (without parser) took 89531.60 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 46.0 MB in the beginning and 28.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,883 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:30:03,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.33 ms. Allocated memory is still 62.9 MB. Free memory was 45.6 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.08 ms. Allocated memory is still 62.9 MB. Free memory was 43.5 MB in the beginning and 40.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,884 INFO L168 Benchmark]: Boogie Preprocessor took 39.71 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 37.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,885 INFO L168 Benchmark]: RCFGBuilder took 9675.20 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 37.7 MB in the beginning and 51.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,885 INFO L168 Benchmark]: TraceAbstraction took 79513.50 ms. Allocated memory is still 81.8 MB. Free memory was 50.8 MB in the beginning and 28.4 MB in the end (delta: 22.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:30:03,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 257.33 ms. Allocated memory is still 62.9 MB. Free memory was 45.6 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.08 ms. Allocated memory is still 62.9 MB. Free memory was 43.5 MB in the beginning and 40.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.71 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 37.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 9675.20 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 37.7 MB in the beginning and 51.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 79513.50 ms. Allocated memory is still 81.8 MB. Free memory was 50.8 MB in the beginning and 28.4 MB in the end (delta: 22.4 MB). Peak memory consumption was 30.5 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___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 237]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 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: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 06:30:03,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0_28 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0_28) == ha && ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0_28[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0_28[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0_28[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - 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:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...