./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0670.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_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0670.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 bb50b7c19c9d21598c287653a966a53d9b3d656b ................................................................................................................................................................................................................................................................................................................................................. 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_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0670.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 bb50b7c19c9d21598c287653a966a53d9b3d656b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 10:38:10,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 10:38:10,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 10:38:11,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 10:38:11,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 10:38:11,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 10:38:11,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 10:38:11,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 10:38:11,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 10:38:11,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 10:38:11,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 10:38:11,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 10:38:11,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 10:38:11,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 10:38:11,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 10:38:11,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 10:38:11,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 10:38:11,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 10:38:11,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 10:38:11,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 10:38:11,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 10:38:11,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 10:38:11,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 10:38:11,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 10:38:11,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 10:38:11,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 10:38:11,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 10:38:11,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 10:38:11,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 10:38:11,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 10:38:11,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 10:38:11,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 10:38:11,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 10:38:11,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 10:38:11,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 10:38:11,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 10:38:11,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 10:38:11,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 10:38:11,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 10:38:11,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 10:38:11,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 10:38:11,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 10:38:11,068 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 10:38:11,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 10:38:11,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 10:38:11,069 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 10:38:11,069 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 10:38:11,069 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 10:38:11,069 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 10:38:11,069 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 10:38:11,070 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 10:38:11,070 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 10:38:11,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 10:38:11,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 10:38:11,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 10:38:11,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 10:38:11,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 10:38:11,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 10:38:11,073 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_4208a66f-255d-4cbf-b2b9-926064a2733d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb50b7c19c9d21598c287653a966a53d9b3d656b [2020-12-09 10:38:11,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 10:38:11,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 10:38:11,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 10:38:11,271 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 10:38:11,272 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 10:38:11,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0670.c [2020-12-09 10:38:11,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/9b0b57864/888bfadf72ff4f48a6bcc5721c9adbd6/FLAGac2ff27f3 [2020-12-09 10:38:11,694 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 10:38:11,695 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c [2020-12-09 10:38:11,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/9b0b57864/888bfadf72ff4f48a6bcc5721c9adbd6/FLAGac2ff27f3 [2020-12-09 10:38:11,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/9b0b57864/888bfadf72ff4f48a6bcc5721c9adbd6 [2020-12-09 10:38:11,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 10:38:11,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 10:38:11,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 10:38:11,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 10:38:11,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 10:38:11,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:11,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34150285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11, skipping insertion in model container [2020-12-09 10:38:11,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:11,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 10:38:11,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 10:38:11,890 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_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c[6324,6337] [2020-12-09 10:38:11,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 10:38:11,898 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 10:38:11,932 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_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c[6324,6337] [2020-12-09 10:38:11,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 10:38:11,946 INFO L208 MainTranslator]: Completed translation [2020-12-09 10:38:11,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11 WrapperNode [2020-12-09 10:38:11,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 10:38:11,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 10:38:11,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 10:38:11,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 10:38:11,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:11,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:11,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 10:38:11,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 10:38:11,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 10:38:11,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 10:38:11,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:11,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... [2020-12-09 10:38:12,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 10:38:12,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 10:38:12,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 10:38:12,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 10:38:12,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 10:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 10:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 10:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 10:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 10:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 10:38:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 10:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 10:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-09 10:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 10:38:12,801 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 10:38:12,801 INFO L299 CfgBuilder]: Removed 50 assume(true) statements. [2020-12-09 10:38:12,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:38:12 BoogieIcfgContainer [2020-12-09 10:38:12,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 10:38:12,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 10:38:12,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 10:38:12,808 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 10:38:12,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:38:11" (1/3) ... [2020-12-09 10:38:12,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@221f321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:38:12, skipping insertion in model container [2020-12-09 10:38:12,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:11" (2/3) ... [2020-12-09 10:38:12,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@221f321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:38:12, skipping insertion in model container [2020-12-09 10:38:12,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:38:12" (3/3) ... [2020-12-09 10:38:12,811 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0670.c [2020-12-09 10:38:12,824 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 10:38:12,827 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 10:38:12,834 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 10:38:12,850 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 10:38:12,850 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 10:38:12,850 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 10:38:12,850 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 10:38:12,850 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 10:38:12,851 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 10:38:12,851 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 10:38:12,851 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 10:38:12,860 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2020-12-09 10:38:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 10:38:12,864 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:38:12,864 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 10:38:12,864 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:38:12,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:38:12,868 INFO L82 PathProgramCache]: Analyzing trace with hash 914337854, now seen corresponding path program 1 times [2020-12-09 10:38:12,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 10:38:12,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953024222] [2020-12-09 10:38:12,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 10:38:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:38:13,023 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 10:38:13,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953024222] [2020-12-09 10:38:13,024 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:38:13,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 10:38:13,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180277092] [2020-12-09 10:38:13,028 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 10:38:13,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 10:38:13,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 10:38:13,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 10:38:13,043 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 2 states. [2020-12-09 10:38:13,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:38:13,067 INFO L93 Difference]: Finished difference Result 166 states and 283 transitions. [2020-12-09 10:38:13,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 10:38:13,069 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-09 10:38:13,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:38:13,078 INFO L225 Difference]: With dead ends: 166 [2020-12-09 10:38:13,078 INFO L226 Difference]: Without dead ends: 81 [2020-12-09 10:38:13,081 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 10:38:13,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-12-09 10:38:13,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-12-09 10:38:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-09 10:38:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 110 transitions. [2020-12-09 10:38:13,111 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 110 transitions. Word has length 10 [2020-12-09 10:38:13,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:38:13,112 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 110 transitions. [2020-12-09 10:38:13,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 10:38:13,112 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2020-12-09 10:38:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-09 10:38:13,112 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:38:13,112 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 10:38:13,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 10:38:13,113 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:38:13,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:38:13,113 INFO L82 PathProgramCache]: Analyzing trace with hash -2017584569, now seen corresponding path program 1 times [2020-12-09 10:38:13,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 10:38:13,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436229155] [2020-12-09 10:38:13,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 10:38:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 10:38:13,198 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 10:38:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 10:38:13,241 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 10:38:13,262 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 10:38:13,262 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 10:38:13,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 10:38:13,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 10:38:13 BoogieIcfgContainer [2020-12-09 10:38:13,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 10:38:13,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 10:38:13,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 10:38:13,290 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 10:38:13,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:38:12" (3/4) ... [2020-12-09 10:38:13,293 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 10:38:13,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 10:38:13,295 INFO L168 Benchmark]: Toolchain (without parser) took 1578.59 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 57.3 MB in the beginning and 57.4 MB in the end (delta: -168.4 kB). Peak memory consumption was 25.7 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,295 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 73.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 10:38:13,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.90 ms. Allocated memory is still 98.6 MB. Free memory was 57.1 MB in the beginning and 68.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.48 ms. Allocated memory is still 98.6 MB. Free memory was 68.7 MB in the beginning and 65.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,297 INFO L168 Benchmark]: Boogie Preprocessor took 39.93 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 62.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,297 INFO L168 Benchmark]: RCFGBuilder took 775.25 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 62.1 MB in the beginning and 98.3 MB in the end (delta: -36.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,298 INFO L168 Benchmark]: TraceAbstraction took 484.52 ms. Allocated memory is still 123.7 MB. Free memory was 97.3 MB in the beginning and 58.5 MB in the end (delta: 38.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-12-09 10:38:13,298 INFO L168 Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 123.7 MB. Free memory was 58.5 MB in the beginning and 57.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 10:38:13,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 73.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 229.90 ms. Allocated memory is still 98.6 MB. Free memory was 57.1 MB in the beginning and 68.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.48 ms. Allocated memory is still 98.6 MB. Free memory was 68.7 MB in the beginning and 65.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.93 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 62.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 775.25 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 62.1 MB in the beginning and 98.3 MB in the end (delta: -36.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 484.52 ms. Allocated memory is still 123.7 MB. Free memory was 97.3 MB in the beginning and 58.5 MB in the end (delta: 38.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.01 ms. Allocated memory is still 123.7 MB. Free memory was 58.5 MB in the beginning and 57.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 264]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 247. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L255] double x = __VERIFIER_nondet_double(); [L256] double y = __VERIFIER_nondet_double(); [L247] return x != x; [L258] isnan_double(x) || isnan_double(y) VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L258] COND TRUE isnan_double(x) || isnan_double(y) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L260] double res = __ieee754_atan2(y, x); [L247] return x != x; [L263] COND TRUE !isnan_double(res) [L264] reach_error() VAL [aT_atan={10:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 114 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=84occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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 10:38:14,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 10:38:14,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 10:38:14,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 10:38:14,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 10:38:14,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 10:38:15,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 10:38:15,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 10:38:15,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 10:38:15,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 10:38:15,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 10:38:15,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 10:38:15,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 10:38:15,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 10:38:15,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 10:38:15,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 10:38:15,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 10:38:15,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 10:38:15,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 10:38:15,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 10:38:15,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 10:38:15,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 10:38:15,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 10:38:15,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 10:38:15,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 10:38:15,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 10:38:15,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 10:38:15,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 10:38:15,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 10:38:15,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 10:38:15,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 10:38:15,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 10:38:15,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 10:38:15,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 10:38:15,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 10:38:15,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 10:38:15,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 10:38:15,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 10:38:15,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 10:38:15,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 10:38:15,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 10:38:15,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 10:38:15,052 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 10:38:15,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 10:38:15,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 10:38:15,053 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 10:38:15,053 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 10:38:15,054 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 10:38:15,054 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 10:38:15,054 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 10:38:15,054 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 10:38:15,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 10:38:15,055 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 10:38:15,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 10:38:15,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 10:38:15,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 10:38:15,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 10:38:15,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 10:38:15,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 10:38:15,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 10:38:15,058 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_4208a66f-255d-4cbf-b2b9-926064a2733d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb50b7c19c9d21598c287653a966a53d9b3d656b [2020-12-09 10:38:15,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 10:38:15,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 10:38:15,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 10:38:15,309 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 10:38:15,309 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 10:38:15,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0670.c [2020-12-09 10:38:15,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/906b7b7a0/37c789d51f49469cbe5388c91fbd0b6c/FLAG0290e1601 [2020-12-09 10:38:15,745 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 10:38:15,746 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c [2020-12-09 10:38:15,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/906b7b7a0/37c789d51f49469cbe5388c91fbd0b6c/FLAG0290e1601 [2020-12-09 10:38:15,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/data/906b7b7a0/37c789d51f49469cbe5388c91fbd0b6c [2020-12-09 10:38:15,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 10:38:15,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 10:38:15,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 10:38:15,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 10:38:15,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 10:38:15,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:38:15" (1/1) ... [2020-12-09 10:38:15,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c16892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:15, skipping insertion in model container [2020-12-09 10:38:15,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:38:15" (1/1) ... [2020-12-09 10:38:15,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 10:38:15,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 10:38:15,980 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_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c[6324,6337] [2020-12-09 10:38:15,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 10:38:15,996 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 10:38:16,049 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_4208a66f-255d-4cbf-b2b9-926064a2733d/sv-benchmarks/c/float-newlib/double_req_bl_0670.c[6324,6337] [2020-12-09 10:38:16,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 10:38:16,074 INFO L208 MainTranslator]: Completed translation [2020-12-09 10:38:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16 WrapperNode [2020-12-09 10:38:16,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 10:38:16,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 10:38:16,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 10:38:16,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 10:38:16,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 10:38:16,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 10:38:16,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 10:38:16,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 10:38:16,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... [2020-12-09 10:38:16,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 10:38:16,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 10:38:16,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 10:38:16,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 10:38:16,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:38:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-09 10:38:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-09 10:38:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 10:38:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 10:38:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 10:39:05,289 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 10:39:05,289 INFO L299 CfgBuilder]: Removed 50 assume(true) statements. [2020-12-09 10:39:05,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:39:05 BoogieIcfgContainer [2020-12-09 10:39:05,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 10:39:05,293 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 10:39:05,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 10:39:05,297 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 10:39:05,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:38:15" (1/3) ... [2020-12-09 10:39:05,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d741431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:39:05, skipping insertion in model container [2020-12-09 10:39:05,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:38:16" (2/3) ... [2020-12-09 10:39:05,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d741431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:39:05, skipping insertion in model container [2020-12-09 10:39:05,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:39:05" (3/3) ... [2020-12-09 10:39:05,300 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0670.c [2020-12-09 10:39:05,314 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 10:39:05,317 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 10:39:05,326 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 10:39:05,343 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 10:39:05,343 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 10:39:05,343 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 10:39:05,343 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 10:39:05,343 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 10:39:05,344 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 10:39:05,344 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 10:39:05,344 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 10:39:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2020-12-09 10:39:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 10:39:05,357 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:39:05,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 10:39:05,358 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:39:05,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:39:05,362 INFO L82 PathProgramCache]: Analyzing trace with hash 2082511170, now seen corresponding path program 1 times [2020-12-09 10:39:05,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:39:05,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304166659] [2020-12-09 10:39:05,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:39:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:39:05,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 10:39:05,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:39:05,695 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 10:39:05,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:39:05,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304166659] [2020-12-09 10:39:05,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:39:05,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 10:39:05,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84625448] [2020-12-09 10:39:05,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 10:39:05,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:39:05,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 10:39:05,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 10:39:05,711 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2020-12-09 10:39:05,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:39:05,731 INFO L93 Difference]: Finished difference Result 232 states and 388 transitions. [2020-12-09 10:39:05,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 10:39:05,732 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2020-12-09 10:39:05,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:39:05,739 INFO L225 Difference]: With dead ends: 232 [2020-12-09 10:39:05,739 INFO L226 Difference]: Without dead ends: 115 [2020-12-09 10:39:05,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 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 10:39:05,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-12-09 10:39:05,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-12-09 10:39:05,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-12-09 10:39:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 164 transitions. [2020-12-09 10:39:05,775 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 164 transitions. Word has length 14 [2020-12-09 10:39:05,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:39:05,775 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 164 transitions. [2020-12-09 10:39:05,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 10:39:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2020-12-09 10:39:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-09 10:39:05,776 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:39:05,776 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 10:39:05,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 10:39:05,977 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:39:05,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:39:05,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1907166553, now seen corresponding path program 1 times [2020-12-09 10:39:05,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:39:05,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [454343486] [2020-12-09 10:39:05,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:39:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:39:06,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-09 10:39:06,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:39:07,042 WARN L197 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 10:39:07,057 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-12-09 10:39:07,057 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:39:07,679 WARN L197 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 10:39:08,029 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 10:39:08,435 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 10:39:09,390 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-09 10:39:09,399 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:39:10,859 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 10:39:10,859 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:39:10,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [454343486] [2020-12-09 10:39:10,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:39:10,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-09 10:39:10,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735593657] [2020-12-09 10:39:10,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-09 10:39:10,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:39:10,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-09 10:39:10,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-09 10:39:10,863 INFO L87 Difference]: Start difference. First operand 115 states and 164 transitions. Second operand 10 states. [2020-12-09 10:39:12,706 WARN L197 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-09 10:39:13,714 WARN L197 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 11 [2020-12-09 10:39:15,070 WARN L197 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 13 [2020-12-09 10:39:19,596 WARN L197 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-09 10:39:24,495 WARN L197 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2020-12-09 10:39:30,955 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-09 10:41:19,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:41:19,799 INFO L93 Difference]: Finished difference Result 213 states and 299 transitions. [2020-12-09 10:41:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 10:41:19,823 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2020-12-09 10:41:19,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:41:19,826 INFO L225 Difference]: With dead ends: 213 [2020-12-09 10:41:19,826 INFO L226 Difference]: Without dead ends: 208 [2020-12-09 10:41:19,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2020-12-09 10:41:19,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-12-09 10:41:19,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 123. [2020-12-09 10:41:19,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-12-09 10:41:19,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 172 transitions. [2020-12-09 10:41:19,841 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 172 transitions. Word has length 16 [2020-12-09 10:41:19,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:41:19,841 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 172 transitions. [2020-12-09 10:41:19,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-09 10:41:19,841 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2020-12-09 10:41:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-09 10:41:19,842 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:41:19,842 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 10:41:20,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 10:41:20,044 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:41:20,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:41:20,046 INFO L82 PathProgramCache]: Analyzing trace with hash 2144381910, now seen corresponding path program 1 times [2020-12-09 10:41:20,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:41:20,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801721110] [2020-12-09 10:41:20,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:41:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:41:20,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-09 10:41:20,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:41:21,220 WARN L197 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 10:41:21,229 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-12-09 10:41:21,229 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:41:22,124 WARN L197 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 10:41:22,516 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 10:41:23,533 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-09 10:41:23,540 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:41:25,198 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 10:41:25,198 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:41:25,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801721110] [2020-12-09 10:41:25,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:41:25,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 10:41:25,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067924198] [2020-12-09 10:41:25,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-09 10:41:25,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:41:25,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-09 10:41:25,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-09 10:41:25,201 INFO L87 Difference]: Start difference. First operand 123 states and 172 transitions. Second operand 9 states. [2020-12-09 10:41:27,403 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 20 [2020-12-09 10:41:28,705 WARN L197 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 13 [2020-12-09 10:41:34,924 WARN L197 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-09 10:41:41,594 WARN L197 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2020-12-09 10:43:23,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:43:23,048 INFO L93 Difference]: Finished difference Result 213 states and 298 transitions. [2020-12-09 10:43:23,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-09 10:43:23,259 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2020-12-09 10:43:23,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:43:23,262 INFO L225 Difference]: With dead ends: 213 [2020-12-09 10:43:23,262 INFO L226 Difference]: Without dead ends: 208 [2020-12-09 10:43:23,262 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-12-09 10:43:23,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-12-09 10:43:23,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 128. [2020-12-09 10:43:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-12-09 10:43:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2020-12-09 10:43:23,273 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 17 [2020-12-09 10:43:23,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:43:23,273 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2020-12-09 10:43:23,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-09 10:43:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2020-12-09 10:43:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 10:43:23,274 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:43:23,274 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 10:43:23,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 10:43:23,476 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:43:23,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:43:23,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1759093575, now seen corresponding path program 1 times [2020-12-09 10:43:23,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:43:23,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814443454] [2020-12-09 10:43:23,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:43:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:43:23,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-09 10:43:23,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:43:24,359 WARN L197 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-09 10:43:24,368 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-12-09 10:43:24,369 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:43:25,170 WARN L197 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 10:43:26,836 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 10:43:26,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:43:26,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814443454] [2020-12-09 10:43:26,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:43:26,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 10:43:26,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551151678] [2020-12-09 10:43:26,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 10:43:26,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:43:26,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 10:43:26,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 10:43:26,839 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand 8 states. [2020-12-09 10:43:28,430 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 17 [2020-12-09 10:43:29,832 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 17 DAG size of output: 8 [2020-12-09 10:43:31,239 WARN L197 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2020-12-09 10:43:32,512 WARN L197 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 22 [2020-12-09 10:43:33,917 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2020-12-09 10:43:35,050 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-09 10:43:38,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:43:38,250 INFO L93 Difference]: Finished difference Result 219 states and 308 transitions. [2020-12-09 10:43:38,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 10:43:38,251 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2020-12-09 10:43:38,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:43:38,253 INFO L225 Difference]: With dead ends: 219 [2020-12-09 10:43:38,254 INFO L226 Difference]: Without dead ends: 186 [2020-12-09 10:43:38,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2020-12-09 10:43:38,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-12-09 10:43:38,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 132. [2020-12-09 10:43:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-12-09 10:43:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2020-12-09 10:43:38,267 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 21 [2020-12-09 10:43:38,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:43:38,267 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2020-12-09 10:43:38,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 10:43:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2020-12-09 10:43:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 10:43:38,269 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:43:38,269 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 10:43:38,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 10:43:38,471 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:43:38,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:43:38,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1210389367, now seen corresponding path program 1 times [2020-12-09 10:43:38,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:43:38,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244420164] [2020-12-09 10:43:38,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:43:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:43:38,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-09 10:43:38,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:43:39,648 WARN L197 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-09 10:43:39,656 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-12-09 10:43:39,657 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:43:40,460 WARN L197 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 10:43:41,304 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 15 treesize of output 13 [2020-12-09 10:43:41,371 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 10:43:41,425 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 10:43:41,426 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-09 10:43:41,705 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-09 10:43:41,706 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 10:43:41,708 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 10:43:41,709 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2020-12-09 10:43:42,638 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 10:43:42,638 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:43:42,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244420164] [2020-12-09 10:43:42,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:43:42,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 10:43:42,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578835677] [2020-12-09 10:43:42,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 10:43:42,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:43:42,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 10:43:42,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 10:43:42,641 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 8 states. [2020-12-09 10:43:44,354 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 17 [2020-12-09 10:43:45,808 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 17 DAG size of output: 8 [2020-12-09 10:43:49,147 WARN L197 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2020-12-09 10:43:50,397 WARN L197 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-09 10:43:51,900 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-12-09 10:43:57,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:43:57,505 INFO L93 Difference]: Finished difference Result 197 states and 277 transitions. [2020-12-09 10:43:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-09 10:43:57,506 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2020-12-09 10:43:57,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:43:57,507 INFO L225 Difference]: With dead ends: 197 [2020-12-09 10:43:57,507 INFO L226 Difference]: Without dead ends: 115 [2020-12-09 10:43:57,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-12-09 10:43:57,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-12-09 10:43:57,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-12-09 10:43:57,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-12-09 10:43:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 161 transitions. [2020-12-09 10:43:57,521 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 161 transitions. Word has length 21 [2020-12-09 10:43:57,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:43:57,521 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 161 transitions. [2020-12-09 10:43:57,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 10:43:57,521 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2020-12-09 10:43:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 10:43:57,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 10:43:57,523 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] [2020-12-09 10:43:57,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 10:43:57,724 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 10:43:57,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 10:43:57,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1508066396, now seen corresponding path program 1 times [2020-12-09 10:43:57,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 10:43:57,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [691335653] [2020-12-09 10:43:57,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/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 10:43:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 10:43:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-09 10:43:58,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 10:43:58,881 WARN L197 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-09 10:43:58,889 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-12-09 10:43:58,889 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 10:43:59,698 WARN L197 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 10:44:00,093 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 15 treesize of output 13 [2020-12-09 10:44:00,168 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 10:44:00,238 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 10:44:00,239 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-09 10:44:00,533 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-09 10:44:00,534 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 10:44:00,536 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 10:44:00,537 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2020-12-09 10:44:01,338 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 10:44:01,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 10:44:01,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [691335653] [2020-12-09 10:44:01,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 10:44:01,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 10:44:01,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881976118] [2020-12-09 10:44:01,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 10:44:01,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 10:44:01,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 10:44:01,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 10:44:01,341 INFO L87 Difference]: Start difference. First operand 115 states and 161 transitions. Second operand 7 states. [2020-12-09 10:44:03,054 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 17 [2020-12-09 10:44:04,385 WARN L197 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 10:44:05,310 WARN L197 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-09 10:44:06,352 WARN L197 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-09 10:44:06,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 10:44:06,355 INFO L93 Difference]: Finished difference Result 115 states and 161 transitions. [2020-12-09 10:44:06,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 10:44:06,355 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2020-12-09 10:44:06,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 10:44:06,356 INFO L225 Difference]: With dead ends: 115 [2020-12-09 10:44:06,356 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 10:44:06,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-12-09 10:44:06,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 10:44:06,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 10:44:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 10:44:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 10:44:06,358 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-12-09 10:44:06,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 10:44:06,359 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 10:44:06,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 10:44:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 10:44:06,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 10:44:06,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 10:44:06,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 10:44:10,876 WARN L197 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 57 DAG size of output: 42 [2020-12-09 10:44:15,829 WARN L197 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 28 [2020-12-09 10:44:16,908 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 21 [2020-12-09 10:44:21,818 WARN L197 SmtUtils]: Spent 4.83 s on a formula simplification that was a NOOP. DAG size: 28 [2020-12-09 10:44:23,316 WARN L197 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 23 [2020-12-09 10:44:24,096 WARN L197 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 10:44:24,135 INFO L262 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-12-09 10:44:24,136 INFO L262 CegarLoopResult]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2020-12-09 10:44:24,136 INFO L258 CegarLoopResult]: At program point L70-2(lines 70 74) the Hoare annotation is: false [2020-12-09 10:44:24,136 INFO L262 CegarLoopResult]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2020-12-09 10:44:24,136 INFO L262 CegarLoopResult]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2020-12-09 10:44:24,136 INFO L258 CegarLoopResult]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2020-12-09 10:44:24,137 INFO L262 CegarLoopResult]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2020-12-09 10:44:24,137 INFO L265 CegarLoopResult]: At program point L269(lines 249 270) the Hoare annotation is: true [2020-12-09 10:44:24,137 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-09 10:44:24,137 INFO L262 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-12-09 10:44:24,137 INFO L262 CegarLoopResult]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2020-12-09 10:44:24,137 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L172-2(line 172) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L107(lines 107 113) no Hoare annotation was computed. [2020-12-09 10:44:24,138 INFO L262 CegarLoopResult]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L76(lines 76 89) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2020-12-09 10:44:24,139 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-09 10:44:24,140 INFO L258 CegarLoopResult]: At program point L144(lines 144 244) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))) (or (and (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0)) (exists ((ULTIMATE.start___ieee754_atan2_~x (_ FloatingPoint 11 53)) (ULTIMATE.start___ieee754_atan2_~y (_ FloatingPoint 11 53))) (and (= |ULTIMATE.start___ieee754_atan2_#res| (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~y)) (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)))) .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)) .cse1) (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x)) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0)) .cse1 (exists ((ULTIMATE.start___ieee754_atan2_~x (_ FloatingPoint 11 53)) (ULTIMATE.start___ieee754_atan2_~y (_ FloatingPoint 11 53))) (and (= |ULTIMATE.start___ieee754_atan2_#res| (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~y)) (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x))))))) [2020-12-09 10:44:24,140 INFO L262 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-12-09 10:44:24,140 INFO L258 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-12-09 10:44:24,140 INFO L262 CegarLoopResult]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2020-12-09 10:44:24,141 INFO L262 CegarLoopResult]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2020-12-09 10:44:24,141 INFO L258 CegarLoopResult]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2020-12-09 10:44:24,141 INFO L262 CegarLoopResult]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2020-12-09 10:44:24,141 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-09 10:44:24,141 INFO L262 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-12-09 10:44:24,141 INFO L258 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (let ((.cse0 (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isnan_double_#res|)) (and (not .cse0) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))))) [2020-12-09 10:44:24,142 INFO L258 CegarLoopResult]: At program point L247-1(line 247) the Hoare annotation is: (and (let ((.cse0 (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isnan_double_#res|)) (and (not .cse0) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|)))) (let ((.cse1 (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (or (and |ULTIMATE.start_main_#t~short49| (not .cse1)) (and (not |ULTIMATE.start_main_#t~short49|) .cse1))) (= currentRoundingMode roundNearestTiesToEven)) [2020-12-09 10:44:24,142 INFO L258 CegarLoopResult]: At program point L247-2(line 247) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))) (or (and (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0)) (exists ((ULTIMATE.start___ieee754_atan2_~x (_ FloatingPoint 11 53)) (ULTIMATE.start___ieee754_atan2_~y (_ FloatingPoint 11 53))) (and (= |ULTIMATE.start___ieee754_atan2_#res| (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~y)) (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)))) .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)) .cse1) (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x)) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0)) .cse1 (exists ((ULTIMATE.start___ieee754_atan2_~x (_ FloatingPoint 11 53)) (ULTIMATE.start___ieee754_atan2_~y (_ FloatingPoint 11 53))) (and (= |ULTIMATE.start___ieee754_atan2_#res| (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~y)) (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x))))))) [2020-12-09 10:44:24,142 INFO L262 CegarLoopResult]: For program point L215(lines 215 220) no Hoare annotation was computed. [2020-12-09 10:44:24,142 INFO L262 CegarLoopResult]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2020-12-09 10:44:24,142 INFO L258 CegarLoopResult]: At program point L149-2(lines 149 154) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))) (or (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x)) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0)) .cse1) (and (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0)) .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)) .cse1))) [2020-12-09 10:44:24,142 INFO L262 CegarLoopResult]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L183-2(line 183) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L217(lines 217 220) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 10:44:24,143 INFO L262 CegarLoopResult]: For program point L185(lines 185 209) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L262 CegarLoopResult]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L262 CegarLoopResult]: For program point L186(lines 186 208) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-09 10:44:24,144 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-09 10:44:24,144 INFO L262 CegarLoopResult]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2020-12-09 10:44:24,144 INFO L258 CegarLoopResult]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2020-12-09 10:44:24,145 INFO L262 CegarLoopResult]: For program point L187(lines 187 196) no Hoare annotation was computed. [2020-12-09 10:44:24,145 INFO L262 CegarLoopResult]: For program point L221(lines 221 243) no Hoare annotation was computed. [2020-12-09 10:44:24,145 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-09 10:44:24,145 INFO L262 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-12-09 10:44:24,145 INFO L262 CegarLoopResult]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2020-12-09 10:44:24,145 INFO L258 CegarLoopResult]: At program point L156-2(lines 156 161) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))) (or (and (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0)) .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2_~y ULTIMATE.start___ieee754_atan2_~y)) .cse1) (and .cse0 (exists ((|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64))) (and (not (let ((.cse2 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)))) (fp.eq .cse2 .cse2))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_32|) ULTIMATE.start___ieee754_atan2_~lx~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|) ULTIMATE.start___ieee754_atan2_~hx~1))) (not (fp.eq ULTIMATE.start___ieee754_atan2_~x ULTIMATE.start___ieee754_atan2_~x)) (exists ((|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64))) (and (not (let ((.cse3 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)))) (fp.eq .cse3 .cse3))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_32|) ULTIMATE.start___ieee754_atan2_~lx~0) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|))))) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0)) .cse1))) [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L90(lines 90 115) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L91(lines 91 94) no Hoare annotation was computed. [2020-12-09 10:44:24,146 INFO L262 CegarLoopResult]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L92(lines 92 93) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L26(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,147 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L258-2(lines 258 267) no Hoare annotation was computed. [2020-12-09 10:44:24,148 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L258-4(lines 258 267) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L258 CegarLoopResult]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L128(lines 128 133) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L163(lines 163 165) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L263(lines 263 266) no Hoare annotation was computed. [2020-12-09 10:44:24,149 INFO L262 CegarLoopResult]: For program point L98(lines 98 114) no Hoare annotation was computed. [2020-12-09 10:44:24,150 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2020-12-09 10:44:24,150 INFO L258 CegarLoopResult]: At program point L32(lines 19 33) the Hoare annotation is: false [2020-12-09 10:44:24,150 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 10:44:24,150 INFO L258 CegarLoopResult]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2020-12-09 10:44:24,150 INFO L258 CegarLoopResult]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2020-12-09 10:44:24,150 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 264) no Hoare annotation was computed. [2020-12-09 10:44:24,150 INFO L262 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-12-09 10:44:24,150 INFO L262 CegarLoopResult]: For program point L231(lines 231 236) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L198(lines 198 207) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L99(lines 99 105) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L132-2(line 132) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L258 CegarLoopResult]: At program point L132-3(lines 66 134) the Hoare annotation is: false [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L132-4(line 132) no Hoare annotation was computed. [2020-12-09 10:44:24,151 INFO L262 CegarLoopResult]: For program point L132-6(line 132) no Hoare annotation was computed. [2020-12-09 10:44:24,152 INFO L258 CegarLoopResult]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2020-12-09 10:44:24,152 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-09 10:44:24,152 INFO L262 CegarLoopResult]: For program point L166(lines 166 167) no Hoare annotation was computed. [2020-12-09 10:44:24,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,177 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,180 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,182 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,182 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,183 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 10:44:24 BoogieIcfgContainer [2020-12-09 10:44:24,191 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 10:44:24,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 10:44:24,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 10:44:24,192 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 10:44:24,192 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:39:05" (3/4) ... [2020-12-09 10:44:24,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 10:44:24,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2020-12-09 10:44:24,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-09 10:44:24,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 10:44:24,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 10:44:24,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ((~fp.eq~DOUBLE(x, x) && 0bv32 == \result) || (!~fp.eq~DOUBLE(x, x) && 1bv32 == \result)) [2020-12-09 10:44:24,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~fp.eq~DOUBLE(y, y) && 0bv32 == \result) || (!~fp.eq~DOUBLE(y, y) && 1bv32 == \result)) && ((aux-isnan_double(x) || isnan_double(y)-aux && !~fp.eq~DOUBLE(x, x)) || (!aux-isnan_double(x) || isnan_double(y)-aux && ~fp.eq~DOUBLE(x, x)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2020-12-09 10:44:24,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) || (((!~fp.eq~DOUBLE(y, y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) [2020-12-09 10:44:24,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!~fp.eq~DOUBLE(y, y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || (((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: (!~fp.eq~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0])) && v_skolemized_q#valueAsBitvector_32[31:0] == lx) && v_skolemized_q#valueAsBitvector_32[63:32] == hx)) && !~fp.eq~DOUBLE(x, x)) && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: (!~fp.eq~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0])) && v_skolemized_q#valueAsBitvector_32[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32]))) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) [2020-12-09 10:44:24,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!~fp.eq~DOUBLE(y, y) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~y, ULTIMATE.start___ieee754_atan2_~y))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~x))) [2020-12-09 10:44:24,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!~fp.eq~DOUBLE(y, y) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~y, ULTIMATE.start___ieee754_atan2_~y))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~x))) [2020-12-09 10:44:24,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4208a66f-255d-4cbf-b2b9-926064a2733d/bin/utaipan/witness.graphml [2020-12-09 10:44:24,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 10:44:24,264 INFO L168 Benchmark]: Toolchain (without parser) took 368489.17 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 54.0 MB in the beginning and 54.6 MB in the end (delta: -593.5 kB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,264 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 10:44:24,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.71 ms. Allocated memory is still 69.2 MB. Free memory was 53.8 MB in the beginning and 47.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.75 ms. Allocated memory is still 69.2 MB. Free memory was 46.8 MB in the beginning and 43.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,265 INFO L168 Benchmark]: Boogie Preprocessor took 63.22 ms. Allocated memory is still 69.2 MB. Free memory was 43.2 MB in the beginning and 39.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,265 INFO L168 Benchmark]: RCFGBuilder took 49089.73 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 39.6 MB in the beginning and 68.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,265 INFO L168 Benchmark]: TraceAbstraction took 318898.29 ms. Allocated memory is still 90.2 MB. Free memory was 68.0 MB in the beginning and 64.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,265 INFO L168 Benchmark]: Witness Printer took 71.39 ms. Allocated memory is still 90.2 MB. Free memory was 64.0 MB in the beginning and 54.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 10:44:24,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 299.71 ms. Allocated memory is still 69.2 MB. Free memory was 53.8 MB in the beginning and 47.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.75 ms. Allocated memory is still 69.2 MB. Free memory was 46.8 MB in the beginning and 43.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.22 ms. Allocated memory is still 69.2 MB. Free memory was 43.2 MB in the beginning and 39.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 49089.73 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 39.6 MB in the beginning and 68.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 318898.29 ms. Allocated memory is still 90.2 MB. Free memory was 68.0 MB in the beginning and 64.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. * Witness Printer took 71.39 ms. Allocated memory is still 90.2 MB. Free memory was 64.0 MB in the beginning and 54.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,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[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,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[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,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[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 264]: 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: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 10:44:24,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] Derived loop invariant: (((!~fp.eq~DOUBLE(y, y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || (((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: (!~fp.eq~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0])) && v_skolemized_q#valueAsBitvector_32[31:0] == lx) && v_skolemized_q#valueAsBitvector_32[63:32] == hx)) && !~fp.eq~DOUBLE(x, x)) && (\exists v_skolemized_q#valueAsBitvector_32 : bv64 :: (!~fp.eq~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0])) && v_skolemized_q#valueAsBitvector_32[31:0] == lx) && ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32]))) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) - InvariantResult [Line: 144]: Loop Invariant [2020-12-09 10:44:24,276 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] Derived loop invariant: ((((!~fp.eq~DOUBLE(y, y) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~y, ULTIMATE.start___ieee754_atan2_~y))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~x))) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) || (((!~fp.eq~DOUBLE(y, y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~y,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] [2020-12-09 10:44:24,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~x,QUANTIFIED] Derived loop invariant: ((((!~fp.eq~DOUBLE(y, y) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~y, ULTIMATE.start___ieee754_atan2_~y))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~fp.eq~DOUBLE(y, y)) && 1bv32 == \result) || ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && !~fp.eq~DOUBLE(x, x)) && !~fp.eq~DOUBLE(x, x)) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_atan2_~x : C_DOUBLE, ULTIMATE.start___ieee754_atan2_~y : C_DOUBLE :: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~y) && !~fp.eq~DOUBLE(ULTIMATE.start___ieee754_atan2_~x, ULTIMATE.start___ieee754_atan2_~x))) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant [2020-12-09 10:44:24,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~fp.eq~DOUBLE(y, y) && 0bv32 == \result) || (!~fp.eq~DOUBLE(y, y) && 1bv32 == \result)) && ((aux-isnan_double(x) || isnan_double(y)-aux && !~fp.eq~DOUBLE(x, x)) || (!aux-isnan_double(x) || isnan_double(y)-aux && ~fp.eq~DOUBLE(x, x)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant [2020-12-09 10:44:24,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 10:44:24,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ((~fp.eq~DOUBLE(x, x) && 0bv32 == \result) || (!~fp.eq~DOUBLE(x, x) && 1bv32 == \result)) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 119 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 301.2s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 278.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 840 SDtfs, 1309 SDslu, 3853 SDs, 0 SdLazy, 643 SolverSat, 24 SolverUnsat, 73 SolverUnknown, 0 SolverNotchecked, 228.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 57.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=4, 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, 6 MinimizatonAttempts, 219 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 29 NumberOfFragments, 293 HoareAnnotationTreeSize, 20 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 46 FormulaSimplificationTreeSizeReductionInter, 17.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 105 ConstructedInterpolants, 20 QuantifiedInterpolants, 16167 SizeOfPredicates, 64 NumberOfNonLiveVariables, 872 ConjunctsInSsa, 74 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...