./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_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_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 03f3c06db3ef41593c24334f9583c5e77016ee88 ................................................................................................................................................................................................................................................................ 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_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 03f3c06db3ef41593c24334f9583c5e77016ee88 .................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 13:27:28,131 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:27:28,132 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:27:28,140 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:27:28,140 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:27:28,140 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:27:28,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:27:28,142 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:27:28,142 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:27:28,143 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:27:28,143 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:27:28,143 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:27:28,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:27:28,144 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:27:28,145 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:27:28,145 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:27:28,145 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:27:28,146 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:27:28,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:27:28,148 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:27:28,148 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:27:28,149 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:27:28,150 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:27:28,150 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:27:28,150 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:27:28,150 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:27:28,151 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:27:28,151 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:27:28,151 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:27:28,152 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:27:28,152 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:27:28,152 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:27:28,152 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:27:28,152 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:27:28,153 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:27:28,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:27:28,153 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:27:28,160 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:27:28,160 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:27:28,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:27:28,160 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:27:28,161 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:27:28,161 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:27:28,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:27:28,162 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:27:28,162 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:27:28,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:27:28,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:27:28,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:27:28,163 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:27:28,163 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:27:28,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:27:28,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:27:28,163 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_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-12-01 13:27:28,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:27:28,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:27:28,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:27:28,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:27:28,190 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:27:28,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-12-01 13:27:28,226 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/c91724294/1ec3028086d24f0bb43a084b25607e51/FLAG521ed8d79 [2018-12-01 13:27:28,524 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:27:28,524 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-12-01 13:27:28,528 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/c91724294/1ec3028086d24f0bb43a084b25607e51/FLAG521ed8d79 [2018-12-01 13:27:28,962 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/c91724294/1ec3028086d24f0bb43a084b25607e51 [2018-12-01 13:27:28,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:27:28,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:27:28,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:27:28,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:27:28,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:27:28,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:27:28" (1/1) ... [2018-12-01 13:27:28,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5616a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:28, skipping insertion in model container [2018-12-01 13:27:28,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:27:28" (1/1) ... [2018-12-01 13:27:28,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:27:28,993 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:27:29,105 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:27:29,108 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:27:29,129 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:27:29,171 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:27:29,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29 WrapperNode [2018-12-01 13:27:29,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:27:29,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:27:29,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:27:29,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:27:29,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:27:29,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:27:29,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:27:29,199 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:27:29,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:27:29,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:27:29,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:27:29,218 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:27:29,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 [2018-12-01 13:27:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 13:27:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 13:27:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 13:27:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:27:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:27:29,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:27:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 13:27:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 13:27:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:27:29,491 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:27:29,491 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-01 13:27:29,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:27:29 BoogieIcfgContainer [2018-12-01 13:27:29,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:27:29,492 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:27:29,492 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:27:29,498 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:27:29,498 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:27:29" (1/1) ... [2018-12-01 13:27:29,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:27:29,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:27:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-01 13:27:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-01 13:27:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 13:27:29,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:27:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:27:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:27:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:27:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2018-12-01 13:27:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2018-12-01 13:27:29,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 13:27:29,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:27:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:27:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:27:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:27:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:27:29,691 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 13:27:29,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:27:29 ImpRootNode [2018-12-01 13:27:29,711 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:27:29,711 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:27:29,711 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:27:29,712 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:27:29,712 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:27:29" (3/4) ... [2018-12-01 13:27:29,714 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 13:27:29,714 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:27:29,715 INFO L168 Benchmark]: Toolchain (without parser) took 750.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -91.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-12-01 13:27:29,716 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. [2018-12-01 13:27:29,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:27:29,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 13:27:29,717 INFO L168 Benchmark]: Boogie Preprocessor took 19.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:27:29,717 INFO L168 Benchmark]: RCFGBuilder took 273.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:27:29,717 INFO L168 Benchmark]: CodeCheck took 219.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-01 13:27:29,718 INFO L168 Benchmark]: Witness Printer took 3.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:27:29,719 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, 41 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of bitwiseAnd at line 43, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L12-L31] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L126] float x = -1.0f / 0.0f; [L34] float y, hi, lo, c, t; [L35] __int32_t k = 0, xsb, sx; [L36] __uint32_t hx; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L39] ieee_float_shape_type gf_u; [L40] gf_u.value = (x) [L41] EXPR gf_u.word [L41] (sx) = gf_u.word [L43] xsb = (sx >> 31) & 1 [L44] hx = sx & 0x7fffffff VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L46] COND TRUE ((hx) > 0x7f800000L) [L47] return x + x; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L127] float res = __ieee754_expf(x); [L130] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L130] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L131] __VERIFIER_error() VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * 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 206.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 273.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * CodeCheck took 219.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.03 ms. Allocated memory is still 1.1 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 [2018-12-01 13:27:31,042 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:27:31,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:27:31,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:27:31,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:27:31,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:27:31,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:27:31,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:27:31,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:27:31,052 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:27:31,053 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:27:31,053 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:27:31,053 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:27:31,054 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:27:31,055 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:27:31,055 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:27:31,056 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:27:31,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:27:31,058 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:27:31,059 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:27:31,060 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:27:31,060 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:27:31,062 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:27:31,062 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:27:31,062 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:27:31,063 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:27:31,063 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:27:31,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:27:31,064 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:27:31,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:27:31,064 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:27:31,065 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:27:31,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:27:31,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:27:31,066 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:27:31,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:27:31,066 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 13:27:31,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:27:31,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:27:31,077 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:27:31,077 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:27:31,077 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:27:31,078 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:27:31,078 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:27:31,078 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:27:31,078 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:27:31,078 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:27:31,078 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:27:31,079 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:27:31,080 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:27:31,080 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:27:31,080 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:27:31,080 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:27:31,080 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:27:31,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:27:31,081 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:27:31,081 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 13:27:31,082 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 13:27:31,082 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_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-12-01 13:27:31,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:27:31,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:27:31,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:27:31,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:27:31,118 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:27:31,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-12-01 13:27:31,164 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/00dbce5f0/65e6f529ce5a4a0f89a168ab234e7473/FLAG70bb96d57 [2018-12-01 13:27:31,553 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:27:31,554 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-12-01 13:27:31,559 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/00dbce5f0/65e6f529ce5a4a0f89a168ab234e7473/FLAG70bb96d57 [2018-12-01 13:27:31,567 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/data/00dbce5f0/65e6f529ce5a4a0f89a168ab234e7473 [2018-12-01 13:27:31,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:27:31,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:27:31,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:27:31,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:27:31,572 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:27:31,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96fb700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31, skipping insertion in model container [2018-12-01 13:27:31,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:27:31,596 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:27:31,716 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:27:31,721 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:27:31,748 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:27:31,764 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:27:31,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31 WrapperNode [2018-12-01 13:27:31,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:27:31,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:27:31,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:27:31,765 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:27:31,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:27:31,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:27:31,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:27:31,826 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:27:31,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... [2018-12-01 13:27:31,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:27:31,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:27:31,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:27:31,847 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:27:31,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:27:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/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 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:27:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 13:27:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:27:31,985 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:27:31,999 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:27:32,008 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:27:46,972 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:27:46,990 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:28:20,329 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:28:20,329 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-01 13:28:20,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:28:20 BoogieIcfgContainer [2018-12-01 13:28:20,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:28:20,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:28:20,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:28:20,337 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:28:20,338 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:28:20" (1/1) ... [2018-12-01 13:28:20,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:28:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-01 13:28:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-01 13:28:20,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 13:28:20,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:20,403 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:20,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2018-12-01 13:28:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2018-12-01 13:28:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 13:28:20,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:20,453 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:20,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-12-01 13:28:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-12-01 13:28:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 13:28:20,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:20,720 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:20,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:35,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:35,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-12-01 13:28:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-12-01 13:28:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 13:28:35,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:35,246 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:35,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-01 13:28:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-01 13:28:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 13:28:36,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:36,008 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:36,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-01 13:28:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-01 13:28:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 13:28:36,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:36,295 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:36,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-01 13:28:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-01 13:28:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 13:28:36,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:28:36,342 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:28:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:28:36,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:28:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:28:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:28:36,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-01 13:28:36,967 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-01 13:28:36,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 13:28:36,968 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-01 13:28:36,973 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 13:28:37,027 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:28:37,029 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-01 13:28:37,032 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,033 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,034 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 13:28:37,034 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,034 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,034 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-01 13:28:37,034 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,035 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,035 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-01 13:28:37,035 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,035 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,036 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,036 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:28:37 ImpRootNode [2018-12-01 13:28:37,037 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:28:37,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:28:37,037 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:28:37,037 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:28:37,038 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:28:20" (3/4) ... [2018-12-01 13:28:37,041 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 13:28:37,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-01 13:28:37,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-01 13:28:37,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == \result [2018-12-01 13:28:37,094 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c33d13a7-2e07-4ded-852f-c1cfb70a81ef/bin-2019/ukojak/witness.graphml [2018-12-01 13:28:37,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:28:37,095 INFO L168 Benchmark]: Toolchain (without parser) took 65525.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 812.3 MB in the end (delta: 132.4 MB). Peak memory consumption was 268.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,095 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-01 13:28:37,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.65 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. [2018-12-01 13:28:37,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -202.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,096 INFO L168 Benchmark]: Boogie Preprocessor took 21.74 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,096 INFO L168 Benchmark]: RCFGBuilder took 48482.66 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: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,097 INFO L168 Benchmark]: CodeCheck took 16706.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.0 MB in the end (delta: 258.6 MB). Peak memory consumption was 258.6 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,097 INFO L168 Benchmark]: Witness Printer took 57.02 ms. Allocated memory is still 1.2 GB. Free memory was 819.0 MB in the beginning and 812.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:28:37,099 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, 41 locations, 1 error locations. SAFE Result, 16.6s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1524 SDtfs, 422 SDslu, 324 SDs, 0 SdLazy, 2292 SolverSat, 578 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 68.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 652 GetRequests, 602 SyntacticMatches, 10 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 68 ConstructedInterpolants, 7 QuantifiedInterpolants, 5252 SizeOfPredicates, 32 NumberOfNonLiveVariables, 395 ConjunctsInSsa, 58 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: 131]: 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: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 33]: Loop Invariant [2018-12-01 13:28:37,100 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,100 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 111]: Loop Invariant [2018-12-01 13:28:37,100 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,101 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) - InvariantResult [Line: 111]: Loop Invariant [2018-12-01 13:28:37,101 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,101 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 38]: Loop Invariant [2018-12-01 13:28:37,101 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:28:37,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 194.65 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 60.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -202.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.74 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48482.66 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: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. * CodeCheck took 16706.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.0 MB in the end (delta: 258.6 MB). Peak memory consumption was 258.6 MB. Max. memory is 11.5 GB. * Witness Printer took 57.02 ms. Allocated memory is still 1.2 GB. Free memory was 819.0 MB in the beginning and 812.3 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...