./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ............................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 ...................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:36:27,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:36:27,967 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:36:27,974 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:36:27,974 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:36:27,974 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:36:27,975 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:36:27,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:36:27,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:36:27,978 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:36:27,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:36:27,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:36:27,979 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:36:27,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:36:27,980 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:36:27,981 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:36:27,982 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:36:27,983 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:36:27,984 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:36:27,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:36:27,985 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:36:27,986 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:36:27,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:36:27,987 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:36:27,987 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:36:27,988 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:36:27,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:36:27,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:36:27,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:36:27,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:36:27,991 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:36:27,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:36:27,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:36:27,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:36:27,992 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:36:27,993 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:36:27,993 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:36:28,001 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:36:28,002 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:36:28,002 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:36:28,002 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:36:28,003 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:36:28,003 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:36:28,003 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:36:28,003 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:36:28,004 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:36:28,005 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:36:28,005 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:36:28,005 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:36:28,005 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:36:28,007 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:36:28,007 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:36:28,007 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:36:28,008 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:36:28,008 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-18 11:36:28,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:36:28,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:36:28,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:36:28,047 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:36:28,047 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:36:28,047 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-18 11:36:28,098 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/6ad2a1ac3/a6afd5f8c4214cab95fb68b770a29de6/FLAG6e6be3377 [2018-11-18 11:36:28,441 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:36:28,442 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-18 11:36:28,447 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/6ad2a1ac3/a6afd5f8c4214cab95fb68b770a29de6/FLAG6e6be3377 [2018-11-18 11:36:28,874 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/6ad2a1ac3/a6afd5f8c4214cab95fb68b770a29de6 [2018-11-18 11:36:28,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:36:28,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:36:28,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:28,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:36:28,884 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:36:28,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:28" (1/1) ... [2018-11-18 11:36:28,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba112a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:28, skipping insertion in model container [2018-11-18 11:36:28,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:28" (1/1) ... [2018-11-18 11:36:28,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:36:28,913 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:36:29,054 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:29,057 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:36:29,089 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:29,107 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:36:29,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29 WrapperNode [2018-11-18 11:36:29,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:29,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:29,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:36:29,108 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:36:29,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:29,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:36:29,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:36:29,186 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:36:29,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:36:29,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:36:29,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:36:29,215 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:36:29,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:36:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:36:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:36:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:36:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-18 11:36:29,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-18 11:36:29,607 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:36:29,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:36:29 BoogieIcfgContainer [2018-11-18 11:36:29,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:36:29,608 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:36:29,608 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:36:29,615 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:36:29,615 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:36:29" (1/1) ... [2018-11-18 11:36:29,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:36:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:36:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-18 11:36:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-18 11:36:29,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:36:29,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:36:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:36:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:36:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:36:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-18 11:36:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-18 11:36:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:36:29,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:36:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:36:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:36:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:36:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:36:29,837 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:36:29,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:36:29 ImpRootNode [2018-11-18 11:36:29,860 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:36:29,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:36:29,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:36:29,860 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:36:29,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:36:29" (3/4) ... [2018-11-18 11:36:29,864 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:36:29,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:36:29,865 INFO L168 Benchmark]: Toolchain (without parser) took 987.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -91.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,866 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:36:29,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.64 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -182.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,868 INFO L168 Benchmark]: Boogie Preprocessor took 28.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,868 INFO L168 Benchmark]: RCFGBuilder took 393.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,869 INFO L168 Benchmark]: CodeCheck took 251.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,869 INFO L168 Benchmark]: Witness Printer took 4.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:29,873 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 56 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 174]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 87, overapproximation of bitwiseAnd at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L169] float x = 0.0f / 0.0f; [L170] CALL, EXPR __ieee754_acosf(x) [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] FCALL ieee_float_shape_type gf_u; [L98] FCALL gf_u.value = (x) [L99] EXPR, FCALL gf_u.word [L99] (hx) = gf_u.word [L100] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] RET return 0.0; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L170] EXPR __ieee754_acosf(x) [L170] float res = __ieee754_acosf(x); [L173] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L173] EXPR isnan_float(res) [L173] COND TRUE !isnan_float(res) [L174] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 228.64 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -182.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 393.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. * CodeCheck took 251.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 11:36:31,334 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:36:31,335 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:36:31,343 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:36:31,343 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:36:31,344 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:36:31,345 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:36:31,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:36:31,347 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:36:31,348 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:36:31,348 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:36:31,348 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:36:31,349 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:36:31,350 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:36:31,350 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:36:31,351 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:36:31,351 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:36:31,353 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:36:31,354 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:36:31,355 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:36:31,356 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:36:31,356 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:36:31,358 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:36:31,358 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:36:31,358 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:36:31,359 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:36:31,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:36:31,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:36:31,360 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:36:31,361 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:36:31,361 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:36:31,362 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:36:31,362 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:36:31,362 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:36:31,362 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:36:31,363 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:36:31,363 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:36:31,373 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:36:31,373 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:36:31,374 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:36:31,374 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:36:31,374 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:36:31,374 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:36:31,375 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:36:31,375 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:36:31,376 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:36:31,376 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:36:31,377 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:36:31,377 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:36:31,377 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:36:31,377 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:36:31,377 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:36:31,377 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:36:31,377 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:36:31,378 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 8eccc0a1ec5fb20c9e3e430fe73e90c136e37e20 [2018-11-18 11:36:31,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:36:31,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:36:31,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:36:31,420 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:36:31,420 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:36:31,421 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-18 11:36:31,453 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/d94a108f5/570c8a4f09ab4e6eb056486b8f4b7114/FLAGaab1221a6 [2018-11-18 11:36:31,767 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:36:31,767 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/sv-benchmarks/c/float-newlib/float_req_bl_0470_true-unreach-call.c [2018-11-18 11:36:31,771 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/d94a108f5/570c8a4f09ab4e6eb056486b8f4b7114/FLAGaab1221a6 [2018-11-18 11:36:31,780 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/data/d94a108f5/570c8a4f09ab4e6eb056486b8f4b7114 [2018-11-18 11:36:31,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:36:31,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:36:31,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:31,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:36:31,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:36:31,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:31" (1/1) ... [2018-11-18 11:36:31,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f8f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:31, skipping insertion in model container [2018-11-18 11:36:31,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:31" (1/1) ... [2018-11-18 11:36:31,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:36:31,816 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:36:31,968 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:31,972 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:36:32,007 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:32,023 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:36:32,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32 WrapperNode [2018-11-18 11:36:32,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:32,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:32,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:36:32,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:36:32,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:32,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:36:32,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:36:32,094 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:36:32,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... [2018-11-18 11:36:32,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:36:32,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:36:32,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:36:32,124 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:36:32,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:36:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 11:36:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 11:36:32,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:36:32,158 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-18 11:36:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-18 11:36:32,302 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:37:38,613 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:37:38,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:38 BoogieIcfgContainer [2018-11-18 11:37:38,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:37:38,614 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:37:38,614 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:37:38,620 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:37:38,621 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:37:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:37:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-18 11:37:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-18 11:37:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:37:38,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:37:38,685 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:37:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:37:38,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:37:38,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:37:38,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:37:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-18 11:37:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-18 11:37:38,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:37:38,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:37:38,729 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:37:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:37:38,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:37:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:37:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:37:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2018-11-18 11:37:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2018-11-18 11:37:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 11:37:38,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:37:38,913 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:37:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:37:39,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:37:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:38:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:38:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-11-18 11:38:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-11-18 11:38:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 11:38:37,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:38:37,185 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:38:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:38:37,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:38:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:38:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:38:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 11:38:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 11:38:38,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:38:38,009 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 11:38:38,015 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:38:38,047 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:38:38,049 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-18 11:38:38,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,054 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,054 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 11:38:38,055 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,055 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,055 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,055 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,056 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,056 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,056 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,058 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,058 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:38:38 ImpRootNode [2018-11-18 11:38:38,058 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:38:38,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:38:38,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:38:38,059 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:38:38,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:38" (3/4) ... [2018-11-18 11:38:38,063 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:38:38,067 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-18 11:38:38,071 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-18 11:38:38,072 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 11:38:38,072 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 11:38:38,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) [2018-11-18 11:38:38,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_75496251-f771-4e5d-9b1d-752815030427/bin-2019/ukojak/witness.graphml [2018-11-18 11:38:38,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:38:38,126 INFO L168 Benchmark]: Toolchain (without parser) took 126343.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 950.8 MB in the beginning and 990.0 MB in the end (delta: -39.2 MB). Peak memory consumption was 118.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,127 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:38:38,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 928.3 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 928.3 MB in the beginning and 1.2 GB in the end (delta: -223.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,128 INFO L168 Benchmark]: Boogie Preprocessor took 29.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,128 INFO L168 Benchmark]: RCFGBuilder took 66490.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,128 INFO L168 Benchmark]: CodeCheck took 59444.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.7 MB in the end (delta: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,128 INFO L168 Benchmark]: Witness Printer took 66.13 ms. Allocated memory is still 1.2 GB. Free memory was 996.7 MB in the beginning and 990.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:38:38,130 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 56 locations, 1 error locations. SAFE Result, 59.3s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 210 SolverSat, 70 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 107.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1528 SizeOfPredicates, 18 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 174]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant [2018-11-18 11:38:38,130 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 93]: Loop Invariant [2018-11-18 11:38:38,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,133 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,133 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,133 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,133 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:38:38,133 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 928.3 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 928.3 MB in the beginning and 1.2 GB in the end (delta: -223.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 66490.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. * CodeCheck took 59444.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.7 MB in the end (delta: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. * Witness Printer took 66.13 ms. Allocated memory is still 1.2 GB. Free memory was 996.7 MB in the beginning and 990.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...