./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/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 4c57c239736851c67037a19023adceb82e24847c .................................................................................................................................................................................................................................................................. 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_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/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 4c57c239736851c67037a19023adceb82e24847c .............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:48:10,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:48:10,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:48:10,222 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:48:10,222 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:48:10,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:48:10,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:48:10,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:48:10,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:48:10,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:48:10,225 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:48:10,225 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:48:10,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:48:10,226 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:48:10,227 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:48:10,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:48:10,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:48:10,228 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:48:10,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:48:10,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:48:10,230 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:48:10,231 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:48:10,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:48:10,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:48:10,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:48:10,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:48:10,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:48:10,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:48:10,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:48:10,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:48:10,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:48:10,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:48:10,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:48:10,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:48:10,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:48:10,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:48:10,236 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 09:48:10,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:48:10,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:48:10,244 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:48:10,244 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:48:10,244 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:48:10,244 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:48:10,244 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:48:10,245 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:48:10,245 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:48:10,246 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:48:10,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:48:10,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:48:10,246 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_5b558e41-c23d-4025-b412-8a172a842a7f/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 -> 4c57c239736851c67037a19023adceb82e24847c [2018-12-09 09:48:10,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:48:10,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:48:10,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:48:10,273 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:48:10,273 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:48:10,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c [2018-12-09 09:48:10,308 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/56cf95705/3bb80732dc444aec800e013c416fcdb2/FLAGc736bd9d8 [2018-12-09 09:48:10,745 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:48:10,745 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c [2018-12-09 09:48:10,750 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/56cf95705/3bb80732dc444aec800e013c416fcdb2/FLAGc736bd9d8 [2018-12-09 09:48:10,758 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/56cf95705/3bb80732dc444aec800e013c416fcdb2 [2018-12-09 09:48:10,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:48:10,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:48:10,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:48:10,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:48:10,763 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:48:10,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:10,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16dd610b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10, skipping insertion in model container [2018-12-09 09:48:10,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:10,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:48:10,783 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:48:10,898 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:48:10,902 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:48:10,925 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:48:10,967 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:48:10,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10 WrapperNode [2018-12-09 09:48:10,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:48:10,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:48:10,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:48:10,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:48:10,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:10,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:10,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:48:10,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:48:10,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:48:10,996 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:48:11,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... [2018-12-09 09:48:11,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:48:11,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:48:11,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:48:11,018 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:48:11,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/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 [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:48:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 09:48:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:48:11,301 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:48:11,301 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 09:48:11,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:48:11 BoogieIcfgContainer [2018-12-09 09:48:11,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:48:11,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:48:11,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:48:11,309 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:48:11,309 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:48:11" (1/1) ... [2018-12-09 09:48:11,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:48:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:48:11,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-09 09:48:11,340 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-09 09:48:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 09:48:11,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:48:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:48:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:48:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:48:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-09 09:48:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-09 09:48:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:48:11,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:48:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:48:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:48:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:48:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:48:11,553 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 09:48:11,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:48:11 ImpRootNode [2018-12-09 09:48:11,574 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:48:11,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:48:11,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:48:11,575 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:48:11,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:48:11" (3/4) ... [2018-12-09 09:48:11,577 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 09:48:11,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:48:11,578 INFO L168 Benchmark]: Toolchain (without parser) took 818.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -81.7 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:48:11,579 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:48:11,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:48:11,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.03 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:48:11,580 INFO L168 Benchmark]: Boogie Preprocessor took 21.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:48:11,580 INFO L168 Benchmark]: RCFGBuilder took 284.00 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: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:48:11,581 INFO L168 Benchmark]: CodeCheck took 272.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:48:11,581 INFO L168 Benchmark]: Witness Printer took 3.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:48:11,582 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 1 procedures, 39 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: 159]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 158. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L154] double x = 0.0; [L65] double w, s1, s2, z; [L66] __int32_t ix, hx, id; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L69] ieee_double_shape_type gh_u; [L70] gh_u.value = (x) [L71] EXPR gh_u.parts.msw [L71] (hx) = gh_u.parts.msw [L73] ix = hx & 0x7fffffff VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L74] COND TRUE ix >= 0x44100000 [L75] __uint32_t low; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L77] ieee_double_shape_type gl_u; [L78] gl_u.value = (x) [L79] EXPR gl_u.parts.lsw [L79] (low) = gl_u.parts.lsw [L81] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L82] return x + x; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L155] double res = atan_double(x); [L158] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L158] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L159] __VERIFIER_error() VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 206.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.03 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 284.00 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: 39.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. * CodeCheck took 272.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. 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 0.1.23-635dfa2 [2018-12-09 09:48:12,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:48:12,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:48:12,900 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:48:12,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:48:12,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:48:12,902 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:48:12,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:48:12,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:48:12,904 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:48:12,904 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:48:12,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:48:12,905 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:48:12,905 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:48:12,906 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:48:12,906 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:48:12,906 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:48:12,907 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:48:12,908 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:48:12,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:48:12,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:48:12,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:48:12,911 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:48:12,911 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:48:12,911 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:48:12,912 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:48:12,912 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:48:12,913 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:48:12,913 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:48:12,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:48:12,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:48:12,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:48:12,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:48:12,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:48:12,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:48:12,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:48:12,915 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 09:48:12,923 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:48:12,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:48:12,923 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:48:12,923 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:48:12,924 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:48:12,924 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 09:48:12,924 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:48:12,925 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:48:12,925 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:48:12,925 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:48:12,925 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 09:48:12,926 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 09:48:12,926 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:48:12,926 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 09:48:12,926 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 09:48:12,926 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_5b558e41-c23d-4025-b412-8a172a842a7f/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 -> 4c57c239736851c67037a19023adceb82e24847c [2018-12-09 09:48:12,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:48:12,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:48:12,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:48:12,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:48:12,954 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:48:12,954 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c [2018-12-09 09:48:12,989 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/9d900dc72/d98919aaaa324b8b9b4eab47dcbdbd46/FLAGd9b8f1f13 [2018-12-09 09:48:13,380 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:48:13,381 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/sv-benchmarks/c/float-newlib/double_req_bl_0620b_true-unreach-call.c [2018-12-09 09:48:13,385 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/9d900dc72/d98919aaaa324b8b9b4eab47dcbdbd46/FLAGd9b8f1f13 [2018-12-09 09:48:13,393 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/data/9d900dc72/d98919aaaa324b8b9b4eab47dcbdbd46 [2018-12-09 09:48:13,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:48:13,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:48:13,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:48:13,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:48:13,398 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:48:13,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b266742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13, skipping insertion in model container [2018-12-09 09:48:13,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:48:13,417 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:48:13,538 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:48:13,544 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:48:13,576 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:48:13,596 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:48:13,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13 WrapperNode [2018-12-09 09:48:13,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:48:13,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:48:13,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:48:13,597 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:48:13,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:48:13,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:48:13,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:48:13,656 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:48:13,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... [2018-12-09 09:48:13,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:48:13,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:48:13,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:48:13,685 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:48:13,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:48:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/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 [2018-12-09 09:48:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 09:48:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:48:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 09:48:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:48:13,876 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:48:13,906 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:48:13,933 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:48:14,444 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:48:14,461 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:48:52,148 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 09:51:46,596 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:51:46,596 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 09:51:46,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:51:46 BoogieIcfgContainer [2018-12-09 09:51:46,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:51:46,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:51:46,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:51:46,604 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:51:46,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:51:46" (1/1) ... [2018-12-09 09:51:46,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:51:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:51:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-09 09:51:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-09 09:51:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 09:51:46,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:51:46,666 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:51:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:51:46,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:51:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:51:46,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:51:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-09 09:51:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-09 09:51:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:51:46,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:51:46,728 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:51:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:51:46,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:51:46,826 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:51:46,826 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:51:46,830 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-09 09:51:46,862 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:51:46,863 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-12-09 09:51:46,864 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 09:51:46,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 09:51:46,878 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:51:46,879 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-12-09 09:51:46,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 09:51:46,883 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 09:51:46,886 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 09:51:46,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 09:51:46,891 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-09 09:51:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:51:47,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:51:47,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-09 09:51:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-09 09:51:47,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:51:47,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:51:47,138 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:51:47,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:51:47,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:51:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:52:13,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:52:13,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-12-09 09:52:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-09 09:52:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 09:52:13,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:52:13,803 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:52:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:52:15,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:52:15,599 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:52:15,600 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:52:15,602 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-09 09:52:15,607 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 09:52:15,608 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-12-09 09:52:15,609 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 09:52:15,620 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-12-09 09:52:15,624 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2018-12-09 09:52:15,624 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 09:52:15,625 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 09:52:15,627 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 09:52:15,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 09:52:15,633 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-09 09:52:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:52:15,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:52:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-09 09:52:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-09 09:52:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 09:52:15,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:52:15,793 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:52:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:52:15,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:52:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:52:15,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:52:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-09 09:52:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-09 09:52:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 09:52:15,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:52:15,853 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:52:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:52:17,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:52:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:52:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:52:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-12-09 09:52:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-09 09:52:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 09:52:19,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:52:19,188 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 09:52:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:52:19,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:52:19,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:52:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:52:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-09 09:52:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-09 09:52:20,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:52:20,255 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-09 09:52:20,261 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:52:20,405 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 09:52:20,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,414 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 09:52:20,415 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 09:52:20,415 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 09:52:20,416 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,416 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,417 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,417 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,417 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:52:20,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:52:20 ImpRootNode [2018-12-09 09:52:20,418 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:52:20,418 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:52:20,418 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:52:20,418 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:52:20,419 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:51:46" (3/4) ... [2018-12-09 09:52:20,421 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:52:20,430 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-09 09:52:20,430 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 09:52:20,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-12-09 09:52:20,449 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~Pluszero~LONGDOUBLE() && v_prenex_81[63:32] == msw) [2018-12-09 09:52:20,474 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5b558e41-c23d-4025-b412-8a172a842a7f/bin-2019/ukojak/witness.graphml [2018-12-09 09:52:20,474 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:52:20,475 INFO L168 Benchmark]: Toolchain (without parser) took 247079.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 40.3 kB. Max. memory is 11.5 GB. [2018-12-09 09:52:20,476 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:52:20,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:52:20,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:52:20,476 INFO L168 Benchmark]: Boogie Preprocessor took 28.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:52:20,477 INFO L168 Benchmark]: RCFGBuilder took 212912.07 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: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:52:20,477 INFO L168 Benchmark]: CodeCheck took 33820.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:52:20,477 INFO L168 Benchmark]: Witness Printer took 56.12 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:52:20,478 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 1 procedures, 39 locations, 1 error locations. SAFE Result, 33.6s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1524 SDtfs, 630 SDslu, 404 SDs, 0 SdLazy, 2198 SolverSat, 472 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 111.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 729 GetRequests, 684 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 10 QuantifiedInterpolants, 4474 SizeOfPredicates, 30 NumberOfNonLiveVariables, 747 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 159]: 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: 137]: Loop Invariant [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-09 09:52:20,479 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] Derived loop invariant: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~Pluszero~LONGDOUBLE() && v_prenex_81[63:32] == msw) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 68]: Loop Invariant [2018-12-09 09:52:20,480 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,480 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,480 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 09:52:20,480 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_atan && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 212912.07 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: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. * CodeCheck took 33820.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 56.12 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 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_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...