./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_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_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 61816a63e70562669051a12493c2c5215c575cb7 ......................................................................................................................................................................................................................................... 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_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 61816a63e70562669051a12493c2c5215c575cb7 ........................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:27:52,289 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:27:52,290 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:27:52,298 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:27:52,298 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:27:52,299 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:27:52,299 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:27:52,300 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:27:52,301 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:27:52,301 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:27:52,302 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:27:52,302 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:27:52,303 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:27:52,304 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:27:52,304 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:27:52,305 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:27:52,306 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:27:52,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:27:52,308 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:27:52,309 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:27:52,310 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:27:52,311 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:27:52,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:27:52,313 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:27:52,313 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:27:52,313 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:27:52,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:27:52,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:27:52,315 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:27:52,316 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:27:52,316 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:27:52,317 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:27:52,317 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:27:52,317 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:27:52,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:27:52,318 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:27:52,318 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 16:27:52,327 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:27:52,327 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:27:52,328 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:27:52,328 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:27:52,328 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:27:52,329 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:27:52,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:27:52,330 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:27:52,330 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:27:52,331 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:27:52,331 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:27:52,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:27:52,331 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:27:52,331 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:27:52,331 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:27:52,331 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:27:52,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:27:52,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:27:52,332 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_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 -> 61816a63e70562669051a12493c2c5215c575cb7 [2018-12-08 16:27:52,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:27:52,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:27:52,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:27:52,365 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:27:52,366 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:27:52,366 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-12-08 16:27:52,405 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/7fb60fdc0/bf8f033a10ee4167ab2381b3b2651fbb/FLAG9539763c0 [2018-12-08 16:27:52,815 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:27:52,815 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-12-08 16:27:52,819 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/7fb60fdc0/bf8f033a10ee4167ab2381b3b2651fbb/FLAG9539763c0 [2018-12-08 16:27:52,829 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/7fb60fdc0/bf8f033a10ee4167ab2381b3b2651fbb [2018-12-08 16:27:52,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:27:52,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:27:52,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:27:52,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:27:52,836 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:27:52,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:52,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52, skipping insertion in model container [2018-12-08 16:27:52,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:52,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:27:52,855 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:27:52,951 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:27:52,954 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:27:52,973 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:27:52,987 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:27:52,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52 WrapperNode [2018-12-08 16:27:52,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:27:52,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:27:52,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:27:52,988 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:27:52,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:27:53,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:27:53,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:27:53,046 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:27:53,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... [2018-12-08 16:27:53,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:27:53,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:27:53,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:27:53,066 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:27:53,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 [2018-12-08 16:27:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 16:27:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:27:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 16:27:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:27:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:27:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:27:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:27:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:27:53,245 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:27:53,245 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-08 16:27:53,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:53 BoogieIcfgContainer [2018-12-08 16:27:53,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:27:53,246 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:27:53,246 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:27:53,254 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:27:53,254 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:53" (1/1) ... [2018-12-08 16:27:53,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:27:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-12-08 16:27:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-12-08 16:27:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:27:53,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:27:53,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:27:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-12-08 16:27:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-12-08 16:27:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 16:27:53,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:27:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:27:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:27:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:27:53,473 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 16:27:53,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:27:53 ImpRootNode [2018-12-08 16:27:53,495 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:27:53,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:27:53,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:27:53,495 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:27:53,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:53" (3/4) ... [2018-12-08 16:27:53,499 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:27:53,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:27:53,499 INFO L168 Benchmark]: Toolchain (without parser) took 668.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,501 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. [2018-12-08 16:27:53,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,502 INFO L168 Benchmark]: Boogie Preprocessor took 19.54 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,503 INFO L168 Benchmark]: RCFGBuilder took 179.91 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,503 INFO L168 Benchmark]: CodeCheck took 248.98 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:53,504 INFO L168 Benchmark]: Witness Printer took 3.80 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. [2018-12-08 16:27:53,506 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, 24 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 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, 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: 67]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 38, overapproximation of bitwiseAnd at line 51. Possible FailurePath: [L62] float x = 1.0f / 0.0f; [L13] __int32_t signbit, w, exponent_less_127; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (w) = gf_u.word [L19] signbit = w & 0x80000000 [L20] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L21] COND FALSE !(exponent_less_127 < 23) [L37] COND TRUE exponent_less_127 == 255 [L38] return x + x; [L63] float res = trunc_float(x); [L45] __int32_t ix; [L47] ieee_float_shape_type gf_u; [L48] gf_u.value = (x) [L49] EXPR gf_u.word [L49] (ix) = gf_u.word [L51] ix &= 0x7fffffff [L52] return ((ix) == 0x7f800000L); [L66] COND TRUE !isinf_float(res) [L67] __VERIFIER_error() * 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 155.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.54 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 179.91 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 248.98 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.80 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. 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 [2018-12-08 16:27:54,764 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:27:54,765 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:27:54,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:27:54,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:27:54,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:27:54,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:27:54,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:27:54,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:27:54,774 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:27:54,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:27:54,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:27:54,775 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:27:54,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:27:54,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:27:54,777 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:27:54,777 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:27:54,778 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:27:54,779 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:27:54,780 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:27:54,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:27:54,781 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:27:54,782 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:27:54,782 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:27:54,782 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:27:54,783 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:27:54,783 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:27:54,783 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:27:54,784 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:27:54,784 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:27:54,784 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:27:54,785 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:27:54,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:27:54,785 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:27:54,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:27:54,786 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:27:54,786 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 16:27:54,793 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:27:54,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:27:54,794 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:27:54,794 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:27:54,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:27:54,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:27:54,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:27:54,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:27:54,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:27:54,795 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:27:54,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:27:54,796 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:27:54,796 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:27:54,797 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:27:54,797 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_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 -> 61816a63e70562669051a12493c2c5215c575cb7 [2018-12-08 16:27:54,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:27:54,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:27:54,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:27:54,824 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:27:54,825 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:27:54,825 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-12-08 16:27:54,859 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/2eba5a7d3/69c5aa5001fa476ba585721370a3ee9f/FLAGdef624386 [2018-12-08 16:27:55,303 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:27:55,303 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-12-08 16:27:55,307 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/2eba5a7d3/69c5aa5001fa476ba585721370a3ee9f/FLAGdef624386 [2018-12-08 16:27:55,315 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/data/2eba5a7d3/69c5aa5001fa476ba585721370a3ee9f [2018-12-08 16:27:55,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:27:55,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:27:55,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:27:55,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:27:55,321 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:27:55,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c437c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55, skipping insertion in model container [2018-12-08 16:27:55,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:27:55,337 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:27:55,431 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:27:55,434 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:27:55,449 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:27:55,464 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:27:55,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55 WrapperNode [2018-12-08 16:27:55,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:27:55,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:27:55,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:27:55,465 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:27:55,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:27:55,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:27:55,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:27:55,489 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:27:55,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:27:55,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:27:55,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:27:55,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:27:55,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:27:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/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 [2018-12-08 16:27:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:27:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 16:27:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:27:55,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:27:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 16:27:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 16:27:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 16:27:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:27:55,672 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:27:55,727 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:27:55,740 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:27:55,740 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-08 16:27:55,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:55 BoogieIcfgContainer [2018-12-08 16:27:55,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:27:55,741 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:27:55,741 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:27:55,747 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:27:55,747 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:55" (1/1) ... [2018-12-08 16:27:55,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:27:55,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:55,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-12-08 16:27:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-12-08 16:27:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:27:55,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:55,807 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:27:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:27:55,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:27:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:27:55,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:55,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-12-08 16:27:55,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-12-08 16:27:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 16:27:55,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:55,838 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:27:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:27:55,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:27:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:27:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-12-08 16:27:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-12-08 16:27:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 16:27:56,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:56,100 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:27:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:27:56,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:27:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:27:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-12-08 16:27:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-12-08 16:27:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 16:27:56,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:27:56,825 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:27:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:27:56,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:27:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:27:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:27:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-08 16:27:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-08 16:27:57,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:27:57,585 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-08 16:27:57,590 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 16:27:57,628 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:27:57,630 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 16:27:57,633 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,633 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,635 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,635 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,636 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-08 16:27:57,636 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,636 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,636 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,637 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 16:27:57,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,638 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 16:27:57,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:27:57 ImpRootNode [2018-12-08 16:27:57,639 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:27:57,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:27:57,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:27:57,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:27:57,640 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:27:55" (3/4) ... [2018-12-08 16:27:57,642 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:27:57,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-08 16:27:57,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 16:27:57,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 16:27:57,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) [2018-12-08 16:27:57,678 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4439c6fc-f36f-4360-84f9-76a3f2f73ecd/bin-2019/ukojak/witness.graphml [2018-12-08 16:27:57,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:27:57,678 INFO L168 Benchmark]: Toolchain (without parser) took 2360.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 922.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 154.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:57,679 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-08 16:27:57,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:57,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.46 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:57,680 INFO L168 Benchmark]: Boogie Preprocessor took 19.14 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:27:57,680 INFO L168 Benchmark]: RCFGBuilder took 231.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:57,680 INFO L168 Benchmark]: CodeCheck took 1898.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.3 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. [2018-12-08 16:27:57,681 INFO L168 Benchmark]: Witness Printer took 38.80 ms. Allocated memory is still 1.2 GB. Free memory is still 922.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:27:57,682 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, 24 locations, 1 error locations. SAFE Result, 1.8s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 150 SDtfs, 60 SDslu, 40 SDs, 0 SdLazy, 270 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 3 QuantifiedInterpolants, 2601 SizeOfPredicates, 15 NumberOfNonLiveVariables, 153 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 67]: 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: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,684 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant [2018-12-08 16:27:57,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:27:57,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 145.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.46 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.14 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 231.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1898.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.3 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. * Witness Printer took 38.80 ms. Allocated memory is still 1.2 GB. Free memory is still 922.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...