./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b.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_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI --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 0d2e2e25521cd2556b84d97e037726aee519fbda ........................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI --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 0d2e2e25521cd2556b84d97e037726aee519fbda ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:22,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:22,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:22,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:22,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:22,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:22,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:22,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:22,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:22,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:22,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:22,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:22,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:22,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:22,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:22,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:22,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:22,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:22,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:22,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:22,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:22,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:22,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:22,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:22,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:22,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:22,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:22,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:22,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:22,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:22,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:22,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:22,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:22,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:22,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:22,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:22,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:22,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:22,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:22,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:22,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:22,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:23,020 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:23,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:23,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:23,021 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:23,021 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:23,022 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:23,022 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:23,022 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:23,022 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:23,022 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:23,023 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:23,023 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:23,023 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:23,023 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:23,024 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:23,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:23,025 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:23,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:23,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:23,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:23,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:23,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:23,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:23,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:23,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:23,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:23,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:23,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:23,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:23,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:23,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:23,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:23,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:23,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:23,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:23,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:23,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:23,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:23,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:23,030 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_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2e2e25521cd2556b84d97e037726aee519fbda [2021-10-11 02:30:23,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:23,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:23,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:23,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:23,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:23,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2021-10-11 02:30:23,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/29582af9b/505d45f4f8c4441b97307965eb7541e1/FLAG932f1ea85 [2021-10-11 02:30:23,837 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:23,838 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2021-10-11 02:30:23,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/29582af9b/505d45f4f8c4441b97307965eb7541e1/FLAG932f1ea85 [2021-10-11 02:30:24,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/29582af9b/505d45f4f8c4441b97307965eb7541e1 [2021-10-11 02:30:24,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:24,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:24,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:24,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:24,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:24,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13bca70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24, skipping insertion in model container [2021-10-11 02:30:24,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:24,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:24,452 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c[2947,2960] [2021-10-11 02:30:24,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:24,463 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:24,497 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c[2947,2960] [2021-10-11 02:30:24,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:24,520 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:24,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24 WrapperNode [2021-10-11 02:30:24,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:24,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:24,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:24,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:24,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:24,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:24,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:24,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:24,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... [2021-10-11 02:30:24,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:24,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:24,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:24,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:24,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:30:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:30:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 02:30:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-11 02:30:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-11 02:30:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:24,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 02:30:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-11 02:30:24,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:30:25,210 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:25,210 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-11 02:30:25,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:25 BoogieIcfgContainer [2021-10-11 02:30:25,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:25,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:25,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:25,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:25,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:24" (1/3) ... [2021-10-11 02:30:25,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3182d084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:25, skipping insertion in model container [2021-10-11 02:30:25,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:24" (2/3) ... [2021-10-11 02:30:25,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3182d084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:25, skipping insertion in model container [2021-10-11 02:30:25,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:25" (3/3) ... [2021-10-11 02:30:25,228 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b.c [2021-10-11 02:30:25,243 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:25,245 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:30:25,258 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:30:25,299 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:25,300 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:25,300 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:25,300 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:25,301 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:25,301 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:25,301 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:25,301 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states. [2021-10-11 02:30:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 02:30:25,346 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:25,346 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:25,347 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:25,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:25,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1344268559, now seen corresponding path program 1 times [2021-10-11 02:30:25,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:30:25,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363948157] [2021-10-11 02:30:25,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:30:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:25,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363948157] [2021-10-11 02:30:25,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:25,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:25,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478301663] [2021-10-11 02:30:25,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:25,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:30:25,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:25,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:25,587 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 2 states. [2021-10-11 02:30:25,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:25,616 INFO L93 Difference]: Finished difference Result 77 states and 127 transitions. [2021-10-11 02:30:25,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:25,618 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2021-10-11 02:30:25,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:25,627 INFO L225 Difference]: With dead ends: 77 [2021-10-11 02:30:25,627 INFO L226 Difference]: Without dead ends: 36 [2021-10-11 02:30:25,630 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 [2021-10-11 02:30:25,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-11 02:30:25,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-10-11 02:30:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-10-11 02:30:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 48 transitions. [2021-10-11 02:30:25,664 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 48 transitions. Word has length 11 [2021-10-11 02:30:25,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:25,665 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 48 transitions. [2021-10-11 02:30:25,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2021-10-11 02:30:25,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-11 02:30:25,666 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:25,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:25,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:30:25,667 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:25,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:25,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1211994081, now seen corresponding path program 1 times [2021-10-11 02:30:25,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:30:25,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733105131] [2021-10-11 02:30:25,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:30:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:30:25,767 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:30:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:30:25,830 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:30:25,860 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-11 02:30:25,860 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:30:25,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:30:25,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:25 BoogieIcfgContainer [2021-10-11 02:30:25,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:25,892 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:25,892 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:25,892 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:25,893 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:25" (3/4) ... [2021-10-11 02:30:25,896 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 02:30:25,896 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:25,898 INFO L168 Benchmark]: Toolchain (without parser) took 1664.77 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 40.8 MB in the beginning and 51.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,899 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 79.7 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 37.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:25,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.12 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 40.6 MB in the beginning and 70.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.55 ms. Allocated memory is still 98.6 MB. Free memory was 70.3 MB in the beginning and 68.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,902 INFO L168 Benchmark]: Boogie Preprocessor took 35.84 ms. Allocated memory is still 98.6 MB. Free memory was 68.2 MB in the beginning and 66.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,902 INFO L168 Benchmark]: RCFGBuilder took 609.42 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 34.1 MB in the end (delta: 32.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,903 INFO L168 Benchmark]: TraceAbstraction took 676.16 ms. Allocated memory is still 98.6 MB. Free memory was 34.1 MB in the beginning and 52.5 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:25,904 INFO L168 Benchmark]: Witness Printer took 4.55 ms. Allocated memory is still 98.6 MB. Free memory was 52.5 MB in the beginning and 51.9 MB in the end (delta: 581.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:25,907 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 79.7 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 37.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 287.12 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 40.6 MB in the beginning and 70.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.55 ms. Allocated memory is still 98.6 MB. Free memory was 70.3 MB in the beginning and 68.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.84 ms. Allocated memory is still 98.6 MB. Free memory was 68.2 MB in the beginning and 66.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 609.42 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 34.1 MB in the end (delta: 32.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 676.16 ms. Allocated memory is still 98.6 MB. Free memory was 34.1 MB in the beginning and 52.5 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.55 ms. Allocated memory is still 98.6 MB. Free memory was 52.5 MB in the beginning and 51.9 MB in the end (delta: 581.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 137]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 136, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryArithmeticFLOAToperation at line 37, overapproximation of bitwiseXor at line 33. Possible FailurePath: [L14-L17] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L128] float x = __VERIFIER_nondet_float(); [L129] float y = -1.0f / 0.0f; [L111] __int32_t ix; VAL [one_fmod=1, Zero_fmod={6:0}] [L113] ieee_float_shape_type gf_u; [L114] gf_u.value = (x) [L115] EXPR gf_u.word [L115] (ix) = gf_u.word [L117] ix &= 0x7fffffff [L118] return (((ix) < 0x7f800000L)); [L131] COND TRUE isfinite_float(x) [L20] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={6:0}] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (hx) = gf_u.word [L28] ieee_float_shape_type gf_u; [L29] gf_u.value = (y) [L30] EXPR gf_u.word [L30] (hy) = gf_u.word [L32] sx = hx & 0x80000000 [L33] hx ^= sx [L34] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={6:0}] [L36] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L37] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={6:0}] [L133] float res = fmod_float(x, y); [L136] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={6:0}] [L137] reach_error() VAL [one_fmod=1, Zero_fmod={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 52 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=39occurred 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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 [2021-10-11 02:30:28,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:28,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:28,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:28,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:28,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:28,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:28,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:28,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:28,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:28,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:28,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:28,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:28,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:28,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:28,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:28,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:28,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:28,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:28,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:28,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:28,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:28,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:28,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:28,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:28,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:28,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:28,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:28,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:28,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:28,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:28,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:28,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:28,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:28,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:28,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:28,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:28,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:28,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:28,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:28,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:28,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:28,583 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:28,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:28,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:28,585 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:28,585 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:28,585 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:28,586 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:28,586 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:28,586 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:28,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:28,589 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:28,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:28,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:28,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:28,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:28,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:28,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:28,590 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:28,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:28,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:28,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:28,591 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:28,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:28,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:28,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:28,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:28,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:28,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:28,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:28,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:28,593 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:28,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:28,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:28,593 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:28,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:28,594 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_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2e2e25521cd2556b84d97e037726aee519fbda [2021-10-11 02:30:28,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:28,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:28,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:28,996 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:29,000 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:29,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2021-10-11 02:30:29,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/41d5aae24/d7c848d4968d42b986c48e9aa086940c/FLAG82e4aca52 [2021-10-11 02:30:29,562 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:29,563 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2021-10-11 02:30:29,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/41d5aae24/d7c848d4968d42b986c48e9aa086940c/FLAG82e4aca52 [2021-10-11 02:30:29,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/data/41d5aae24/d7c848d4968d42b986c48e9aa086940c [2021-10-11 02:30:29,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:29,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:29,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:29,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:29,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:29,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:29" (1/1) ... [2021-10-11 02:30:29,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157f9ebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:29, skipping insertion in model container [2021-10-11 02:30:29,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:29" (1/1) ... [2021-10-11 02:30:29,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:29,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:30,186 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c[2947,2960] [2021-10-11 02:30:30,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:30,204 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:30,272 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c[2947,2960] [2021-10-11 02:30:30,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:30,321 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:30,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30 WrapperNode [2021-10-11 02:30:30,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:30,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:30,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:30,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:30,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:30,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:30,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:30,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:30,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... [2021-10-11 02:30:30,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:30,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:30,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:30,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:30,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:30:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-11 02:30:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-11 02:30:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:30:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:30,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-11 02:30:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 02:30:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:30:33,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:33,719 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-11 02:30:33,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:33 BoogieIcfgContainer [2021-10-11 02:30:33,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:33,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:33,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:33,724 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:33,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:29" (1/3) ... [2021-10-11 02:30:33,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5a0d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:33, skipping insertion in model container [2021-10-11 02:30:33,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30" (2/3) ... [2021-10-11 02:30:33,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5a0d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:33, skipping insertion in model container [2021-10-11 02:30:33,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:33" (3/3) ... [2021-10-11 02:30:33,727 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b.c [2021-10-11 02:30:33,743 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:33,749 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:30:33,758 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:30:33,794 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:33,795 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:33,795 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:33,795 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:33,795 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:33,795 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:33,795 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:33,795 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2021-10-11 02:30:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 02:30:33,817 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:33,818 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:33,818 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:33,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:33,827 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2021-10-11 02:30:33,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:33,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [389169193] [2021-10-11 02:30:33,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:30:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:34,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:34,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:34,274 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:34,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [389169193] [2021-10-11 02:30:34,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:34,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:34,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252362323] [2021-10-11 02:30:34,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:34,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:34,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:34,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:34,301 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2021-10-11 02:30:34,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:34,331 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2021-10-11 02:30:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:34,332 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2021-10-11 02:30:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:34,342 INFO L225 Difference]: With dead ends: 92 [2021-10-11 02:30:34,342 INFO L226 Difference]: Without dead ends: 43 [2021-10-11 02:30:34,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:34,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-11 02:30:34,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-11 02:30:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-10-11 02:30:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2021-10-11 02:30:34,387 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2021-10-11 02:30:34,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:34,387 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2021-10-11 02:30:34,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2021-10-11 02:30:34,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:30:34,390 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:34,390 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:34,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:34,615 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:34,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:34,619 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2021-10-11 02:30:34,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:34,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762688439] [2021-10-11 02:30:34,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:30:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:34,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-11 02:30:34,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:35,133 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-11 02:30:35,134 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:35,179 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:35,186 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:35,187 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:37, output treesize:38 [2021-10-11 02:30:35,285 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:30:35,457 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-10-11 02:30:35,866 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:35,867 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 51 [2021-10-11 02:30:35,870 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:30:35,877 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:30:35,878 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:36,052 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-10-11 02:30:36,054 INFO L625 ElimStorePlain]: treesize reduction 16, result has 76.1 percent of original size [2021-10-11 02:30:36,060 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:36,060 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:64, output treesize:65 [2021-10-11 02:30:36,252 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:36,253 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 32 [2021-10-11 02:30:36,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:30:36,265 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:30:36,267 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:36,573 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2021-10-11 02:30:36,574 INFO L625 ElimStorePlain]: treesize reduction 8, result has 81.8 percent of original size [2021-10-11 02:30:36,577 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:36,578 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:71, output treesize:36 [2021-10-11 02:30:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:36,919 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:36,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762688439] [2021-10-11 02:30:36,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:36,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-11 02:30:36,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148039011] [2021-10-11 02:30:36,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-10-11 02:30:36,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:36,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-11 02:30:36,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:30:36,924 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. Second operand 10 states. [2021-10-11 02:30:37,458 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-10-11 02:30:37,762 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-10-11 02:30:39,415 WARN L197 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2021-10-11 02:30:41,105 WARN L197 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-10-11 02:30:43,591 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-10-11 02:30:43,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:43,880 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2021-10-11 02:30:43,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:30:43,881 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2021-10-11 02:30:43,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:43,882 INFO L225 Difference]: With dead ends: 47 [2021-10-11 02:30:43,882 INFO L226 Difference]: Without dead ends: 18 [2021-10-11 02:30:43,883 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:30:43,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-10-11 02:30:43,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 02:30:43,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 02:30:43,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2021-10-11 02:30:43,887 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2021-10-11 02:30:43,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:43,887 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2021-10-11 02:30:43,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-10-11 02:30:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2021-10-11 02:30:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:30:43,888 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:43,889 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:44,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:44,109 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:44,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:44,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1123581797, now seen corresponding path program 1 times [2021-10-11 02:30:44,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:44,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91942529] [2021-10-11 02:30:44,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:30:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:44,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-11 02:30:44,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:44,302 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:30:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:44,782 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:44,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91942529] [2021-10-11 02:30:44,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:44,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-11 02:30:44,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827861501] [2021-10-11 02:30:44,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:30:44,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:44,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:30:44,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:44,785 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 9 states. [2021-10-11 02:30:45,163 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-10-11 02:30:45,493 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2021-10-11 02:30:45,656 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2021-10-11 02:30:45,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:45,658 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2021-10-11 02:30:45,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:30:45,658 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2021-10-11 02:30:45,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:45,658 INFO L225 Difference]: With dead ends: 18 [2021-10-11 02:30:45,658 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:45,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:30:45,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:45,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:45,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-10-11 02:30:45,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:45,660 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:45,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:30:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:45,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:45,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:45,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:46,093 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 02:30:46,455 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-10-11 02:30:46,654 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2021-10-11 02:30:46,656 INFO L262 CegarLoopResult]: For program point L27(lines 27 31) no Hoare annotation was computed. [2021-10-11 02:30:46,656 INFO L262 CegarLoopResult]: For program point L60-1(lines 60 65) no Hoare annotation was computed. [2021-10-11 02:30:46,656 INFO L262 CegarLoopResult]: For program point L27-1(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,656 INFO L262 CegarLoopResult]: For program point L27-2(lines 27 31) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L258 CegarLoopResult]: At program point L118(lines 110 119) the Hoare annotation is: (and (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (or (exists ((|v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5|) (_ bv0 32)))) (and (not (bvslt (bvand (_ bv2147483647 32) .cse0) (_ bv2139095040 32))) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) (exists ((|v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5|) (_ bv0 32)))) (and (bvslt (bvand (_ bv2147483647 32) .cse1) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))))) (or (and (= (_ bv0 32) |ULTIMATE.start_isfinite_float_#res|) (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7))) (not (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)))))) (and (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|) (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7)))))))) [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point L69(lines 69 75) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L258 CegarLoopResult]: At program point L69-2(lines 67 76) the Hoare annotation is: false [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point L78(lines 78 80) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point L78-2(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,657 INFO L262 CegarLoopResult]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L54-1(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L112-1(lines 112 116) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L258 CegarLoopResult]: At program point L112-2(lines 112 116) the Hoare annotation is: (and (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L112-3(lines 112 116) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L38(lines 38 39) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L88(lines 88 105) no Hoare annotation was computed. [2021-10-11 02:30:46,667 INFO L262 CegarLoopResult]: For program point L22-1(lines 22 26) no Hoare annotation was computed. [2021-10-11 02:30:46,668 INFO L258 CegarLoopResult]: At program point L22-2(lines 22 26) the Hoare annotation is: (and (= ULTIMATE.start_fmod_float_~x ULTIMATE.start_main_~x~0) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (exists ((v_prenex_3 RoundingMode)) (= (fp.div v_prenex_3 (fp.neg ((_ to_fp 8 24) v_prenex_3 1.0)) (_ +zero 8 24)) ULTIMATE.start_fmod_float_~y)) (exists ((v_prenex_2 (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| v_prenex_2) (_ bv0 32)))) (and (bvslt (bvand (_ bv2147483647 32) .cse0) (_ bv2139095040 32)) (= ULTIMATE.start_fmod_float_~x (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) [2021-10-11 02:30:46,668 INFO L262 CegarLoopResult]: For program point L72(lines 72 73) no Hoare annotation was computed. [2021-10-11 02:30:46,668 INFO L262 CegarLoopResult]: For program point L48(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,673 INFO L258 CegarLoopResult]: At program point L106(lines 19 107) the Hoare annotation is: (and (= ULTIMATE.start_fmod_float_~x ULTIMATE.start_main_~x~0) (exists ((v_prenex_4 (_ BitVec 32))) (and (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_prenex_4) ((_ extract 30 23) v_prenex_4) ((_ extract 22 0) v_prenex_4))) (bvslt (bvand (_ bv2147483647 32) v_prenex_4) (_ bv2139095040 32)))) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ULTIMATE.start_main_~x~0 |ULTIMATE.start_fmod_float_#res|) (exists ((v_ULTIMATE.start_fmod_float_~hy~0_20 (_ BitVec 32)) (v_prenex_3 RoundingMode)) (and (= (fp.div v_prenex_3 (fp.neg ((_ to_fp 8 24) v_prenex_3 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hy~0_20) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hy~0_20) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hy~0_20))) (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_float_~hy~0_20)))) (exists ((v_ULTIMATE.start_fmod_float_~hx~0_35 (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_arrayElimCell_2) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2)) (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_35))) (= (bvxor v_ULTIMATE.start_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_35)) ULTIMATE.start_fmod_float_~hx~0)))) [2021-10-11 02:30:46,673 INFO L262 CegarLoopResult]: For program point L40(lines 40 41) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L131(lines 131 140) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L131-2(lines 131 140) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L258 CegarLoopResult]: At program point L90-2(lines 90 94) the Hoare annotation is: false [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 137) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L258 CegarLoopResult]: At program point L49-3(lines 49 50) the Hoare annotation is: false [2021-10-11 02:30:46,674 INFO L262 CegarLoopResult]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2021-10-11 02:30:46,674 INFO L258 CegarLoopResult]: At program point L99-2(lines 99 103) the Hoare annotation is: false [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L99-3(lines 99 103) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L42(lines 42 46) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L42-1(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L67-1(lines 67 76) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L67-3(lines 67 76) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L258 CegarLoopResult]: At program point L84-2(lines 84 87) the Hoare annotation is: false [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L84-3(lines 19 107) no Hoare annotation was computed. [2021-10-11 02:30:46,675 INFO L265 CegarLoopResult]: At program point L142(lines 121 143) the Hoare annotation is: true [2021-10-11 02:30:46,675 INFO L262 CegarLoopResult]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2021-10-11 02:30:46,676 INFO L258 CegarLoopResult]: At program point L43-3(lines 43 44) the Hoare annotation is: false [2021-10-11 02:30:46,683 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,683 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,694 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,701 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,702 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,712 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,714 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,714 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,714 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,715 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,715 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,716 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,718 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,719 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:46 BoogieIcfgContainer [2021-10-11 02:30:46,737 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:46,737 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:46,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:46,738 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:46,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:33" (3/4) ... [2021-10-11 02:30:46,741 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:46,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-11 02:30:46,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 02:30:46,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:46,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:46,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == x && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-10-11 02:30:46,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == x && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][22:0])) || (\exists v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][22:0])))) && ((0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32))) || (1bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])))) [2021-10-11 02:30:46,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((x == x && 1bv32 == \result) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_3 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_3, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_3, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && (\exists v_prenex_2 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_prenex_2][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_prenex_2][0bv32][31:31], unknown-#memory_int-unknown[v_prenex_2][0bv32][30:23], unknown-#memory_int-unknown[v_prenex_2][0bv32][22:0])) [2021-10-11 02:30:46,788 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cdd2b8-9d0c-46ce-b9cc-9c25312cf27f/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:46,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:46,789 INFO L168 Benchmark]: Toolchain (without parser) took 16855.10 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 32.7 MB in the beginning and 41.2 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,790 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:46,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.60 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 32.6 MB in the beginning and 54.5 MB in the end (delta: -21.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.51 ms. Allocated memory is still 71.3 MB. Free memory was 54.5 MB in the beginning and 52.5 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:46,792 INFO L168 Benchmark]: Boogie Preprocessor took 44.48 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 50.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,792 INFO L168 Benchmark]: RCFGBuilder took 3293.15 ms. Allocated memory is still 71.3 MB. Free memory was 50.3 MB in the beginning and 41.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,793 INFO L168 Benchmark]: TraceAbstraction took 13014.77 ms. Allocated memory is still 71.3 MB. Free memory was 41.0 MB in the beginning and 43.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,793 INFO L168 Benchmark]: Witness Printer took 50.84 ms. Allocated memory is still 71.3 MB. Free memory was 43.9 MB in the beginning and 41.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:46,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 378.60 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 32.6 MB in the beginning and 54.5 MB in the end (delta: -21.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.51 ms. Allocated memory is still 71.3 MB. Free memory was 54.5 MB in the beginning and 52.5 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.48 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 50.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3293.15 ms. Allocated memory is still 71.3 MB. Free memory was 50.3 MB in the beginning and 41.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13014.77 ms. Allocated memory is still 71.3 MB. Free memory was 41.0 MB in the beginning and 43.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Witness Printer took 50.84 ms. Allocated memory is still 71.3 MB. Free memory was 43.9 MB in the beginning and 41.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 137]: 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: 19]: Loop Invariant [2021-10-11 02:30:46,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2021-10-11 02:30:46,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2021-10-11 02:30:46,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: ((((((x == x && (\exists v_prenex_4 : bv32 :: x == ~fp~LONGDOUBLE(v_prenex_4[31:31], v_prenex_4[30:23], v_prenex_4[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_prenex_4), 2139095040bv32))) && 1bv32 == \result) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && x == \result) && (\exists v_ULTIMATE.start_fmod_float_~hy~0_20 : bv32, v_prenex_3 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_3, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_3, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0_20[31:31], v_ULTIMATE.start_fmod_float_~hy~0_20[30:23], v_ULTIMATE.start_fmod_float_~hy~0_20[22:0]) && hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0_20))) && (\exists v_ULTIMATE.start_fmod_float_~hx~0_35 : bv32, v_arrayElimCell_2 : bv32 :: (~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_2), 2139095040bv32) && ~fp~LONGDOUBLE(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0_35[22:0])) && ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_35)) == hx) - InvariantResult [Line: 110]: Loop Invariant [2021-10-11 02:30:46,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2021-10-11 02:30:46,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] Derived loop invariant: ((x == x && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][22:0])) || (\exists v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~2.base_5][0bv32][22:0])))) && ((0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32))) || (1bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])))) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 112]: Loop Invariant [2021-10-11 02:30:46,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: x == x && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant [2021-10-11 02:30:46,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:30:46,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_3,QUANTIFIED] [2021-10-11 02:30:46,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,831 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,831 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] [2021-10-11 02:30:46,831 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_2,QUANTIFIED] Derived loop invariant: ((((x == x && 1bv32 == \result) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_3 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_3, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_3, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && (\exists v_prenex_2 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_prenex_2][0bv32]), 2139095040bv32) && x == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_prenex_2][0bv32][31:31], unknown-#memory_int-unknown[v_prenex_2][0bv32][30:23], unknown-#memory_int-unknown[v_prenex_2][0bv32][22:0])) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 78 SDtfs, 40 SDslu, 68 SDs, 0 SdLazy, 114 SolverSat, 11 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 16 NumberOfFragments, 295 HoareAnnotationTreeSize, 11 FomulaSimplifications, 4 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 11 FomulaSimplificationsInter, 94 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 22 QuantifiedInterpolants, 13691 SizeOfPredicates, 25 NumberOfNonLiveVariables, 213 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...