./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 .......................................................................................................................................................................................................................................................... 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_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ........................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:16:01,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:16:01,104 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:16:01,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:16:01,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:16:01,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:16:01,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:16:01,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:16:01,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:16:01,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:16:01,117 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:16:01,117 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:16:01,118 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:16:01,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:16:01,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:16:01,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:16:01,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:16:01,122 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:16:01,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:16:01,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:16:01,125 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:16:01,127 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:16:01,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:16:01,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:16:01,129 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:16:01,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:16:01,130 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:16:01,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:16:01,131 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:16:01,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:16:01,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:16:01,133 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:16:01,133 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:16:01,133 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:16:01,134 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:16:01,134 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:16:01,135 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:16:01,144 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:16:01,144 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:16:01,145 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:16:01,145 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:16:01,146 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:16:01,146 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:16:01,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:16:01,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:16:01,146 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:16:01,147 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:16:01,148 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:16:01,148 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:16:01,148 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:16:01,148 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:16:01,148 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:16:01,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:01,148 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:16:01,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:16:01,149 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:16:01,149 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:16:01,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:16:01,149 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:16:01,149 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_850a2056-311a-4737-815c-8cb43aa1a7f6/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-18 09:16:01,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:16:01,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:16:01,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:16:01,187 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:16:01,187 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:16:01,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-18 09:16:01,232 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/4ea4eb861/9a699ea5895546b4a24b129757d3e5e3/FLAGa728e7bbe [2018-11-18 09:16:01,569 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:16:01,570 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-18 09:16:01,576 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/4ea4eb861/9a699ea5895546b4a24b129757d3e5e3/FLAGa728e7bbe [2018-11-18 09:16:01,989 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/4ea4eb861/9a699ea5895546b4a24b129757d3e5e3 [2018-11-18 09:16:01,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:16:01,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:16:01,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:01,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:16:01,996 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:16:01,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:01" (1/1) ... [2018-11-18 09:16:01,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dd5c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:01, skipping insertion in model container [2018-11-18 09:16:01,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:01" (1/1) ... [2018-11-18 09:16:02,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:16:02,023 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:16:02,149 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:02,151 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:16:02,174 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:02,187 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:16:02,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02 WrapperNode [2018-11-18 09:16:02,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:02,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:02,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:16:02,188 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:16:02,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:02,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:16:02,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:16:02,253 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:16:02,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:16:02,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:16:02,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:16:02,276 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:16:02,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:16:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:16:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:16:02,596 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:16:02,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:02 BoogieIcfgContainer [2018-11-18 09:16:02,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:16:02,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:16:02,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:16:02,605 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:16:02,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:02" (1/1) ... [2018-11-18 09:16:02,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:16:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:02,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 09:16:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 09:16:02,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 09:16:02,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:16:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:16:02,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 09:16:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 09:16:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:16:02,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:02,836 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 09:16:02,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:16:02 ImpRootNode [2018-11-18 09:16:02,862 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:16:02,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:16:02,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:16:02,863 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:16:02,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:02" (3/4) ... [2018-11-18 09:16:02,866 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:16:02,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:16:02,867 INFO L168 Benchmark]: Toolchain (without parser) took 875.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,868 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:02,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.34 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 936.6 MB in the beginning and 1.2 GB in the end (delta: -219.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,869 INFO L168 Benchmark]: Boogie Preprocessor took 23.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,870 INFO L168 Benchmark]: RCFGBuilder took 320.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,870 INFO L168 Benchmark]: CodeCheck took 265.27 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: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,870 INFO L168 Benchmark]: Witness Printer took 3.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:02,873 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 30 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 125]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; [L120] float x = -1.0f / 0.0f; [L121] CALL, EXPR __ieee754_logf(x) [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] FCALL ieee_float_shape_type gf_u; [L38] FCALL gf_u.value = (x) [L39] EXPR, FCALL gf_u.word [L39] (ix) = gf_u.word [L40] COND FALSE !(0) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] RET return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] EXPR __ieee754_logf(x) [L121] float res = __ieee754_logf(x); [L124] CALL, EXPR isnan_float(res) [L111] RET return x != x; [L124] EXPR isnan_float(res) [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 195.34 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 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 64.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 936.6 MB in the beginning and 1.2 GB in the end (delta: -219.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 320.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * CodeCheck took 265.27 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: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 09:16:04,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:16:04,321 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:16:04,329 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:16:04,329 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:16:04,330 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:16:04,331 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:16:04,332 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:16:04,333 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:16:04,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:16:04,335 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:16:04,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:16:04,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:16:04,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:16:04,337 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:16:04,337 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:16:04,338 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:16:04,339 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:16:04,341 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:16:04,341 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:16:04,342 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:16:04,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:16:04,344 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:16:04,345 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:16:04,345 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:16:04,345 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:16:04,347 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:16:04,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:16:04,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:16:04,348 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:16:04,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:16:04,349 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:16:04,349 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:16:04,349 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:16:04,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:16:04,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:16:04,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:16:04,361 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:16:04,361 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:16:04,362 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:16:04,362 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:16:04,362 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:16:04,363 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:16:04,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:16:04,364 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:16:04,364 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:16:04,365 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:04,365 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:16:04,365 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:16:04,366 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:16:04,366 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:16:04,366 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:16:04,366 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_850a2056-311a-4737-815c-8cb43aa1a7f6/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-18 09:16:04,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:16:04,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:16:04,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:16:04,411 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:16:04,411 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:16:04,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-18 09:16:04,457 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/9952e3980/62503c73454d497cbcbcc6d5cda419fc/FLAGb49e42eb0 [2018-11-18 09:16:04,789 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:16:04,790 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-18 09:16:04,794 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/9952e3980/62503c73454d497cbcbcc6d5cda419fc/FLAGb49e42eb0 [2018-11-18 09:16:05,221 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/data/9952e3980/62503c73454d497cbcbcc6d5cda419fc [2018-11-18 09:16:05,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:16:05,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:16:05,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:05,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:16:05,227 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:16:05,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6222b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05, skipping insertion in model container [2018-11-18 09:16:05,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:16:05,254 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:16:05,408 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:05,412 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:16:05,444 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:05,462 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:16:05,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05 WrapperNode [2018-11-18 09:16:05,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:05,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:05,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:16:05,463 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:16:05,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:05,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:16:05,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:16:05,533 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:16:05,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... [2018-11-18 09:16:05,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:16:05,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:16:05,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:16:05,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:16:05,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:16:05,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:16:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:16:36,508 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:19:40,494 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:19:40,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:19:40 BoogieIcfgContainer [2018-11-18 09:19:40,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:19:40,495 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:19:40,495 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:19:40,502 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:19:40,502 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:19:40" (1/1) ... [2018-11-18 09:19:40,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:19:40,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:19:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 09:19:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 09:19:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 09:19:40,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:19:40,566 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:19:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:19:40,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:19:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:19:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:19:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 09:19:40,618 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 09:19:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:19:40,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:19:40,619 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:19:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:19:40,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:19:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:19:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:19:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-18 09:19:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-18 09:19:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:19:42,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:19:42,167 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:19:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:19:42,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:19:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:20:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:20:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-18 09:20:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-18 09:20:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 09:20:07,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:20:07,896 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:20:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:20:07,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:20:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:20:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:20:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 09:20:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 09:20:08,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:20:08,718 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 09:20:08,724 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:20:08,768 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 09:20:08,771 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,773 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,773 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,776 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,776 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,777 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,777 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,777 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,777 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,778 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-18 09:20:08,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,781 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:20:08,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:20:08 ImpRootNode [2018-11-18 09:20:08,781 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:20:08,782 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:20:08,782 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:20:08,782 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:20:08,783 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:19:40" (3/4) ... [2018-11-18 09:20:08,785 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:20:08,794 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-18 09:20:08,795 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:20:08,795 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:20:08,813 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) [2018-11-18 09:20:08,841 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_850a2056-311a-4737-815c-8cb43aa1a7f6/bin-2019/ukojak/witness.graphml [2018-11-18 09:20:08,841 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:20:08,841 INFO L168 Benchmark]: Toolchain (without parser) took 243617.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 949.2 MB in the beginning and 974.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:20:08,842 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:20:08,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:20:08,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:20:08,843 INFO L168 Benchmark]: Boogie Preprocessor took 29.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:20:08,843 INFO L168 Benchmark]: RCFGBuilder took 214933.35 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: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:20:08,843 INFO L168 Benchmark]: CodeCheck took 28286.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.9 MB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:20:08,844 INFO L168 Benchmark]: Witness Printer took 59.18 ms. Allocated memory is still 1.2 GB. Free memory is still 980.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:20:08,845 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, 30 locations, 1 error locations. SAFE Result, 28.2s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 68 SDslu, 64 SDs, 0 SdLazy, 182 SolverSat, 54 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 50.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 1908 SizeOfPredicates, 18 NumberOfNonLiveVariables, 144 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 125]: 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: 32]: Loop Invariant [2018-11-18 09:20:08,845 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,846 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,847 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,847 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,847 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,847 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,847 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,848 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,848 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 36]: Loop Invariant [2018-11-18 09:20:08,848 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,848 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,848 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,849 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,849 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:20:08,849 WARN L387 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()) && zero_log == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 237.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 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 68.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 214933.35 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: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. * CodeCheck took 28286.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.9 MB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. * Witness Printer took 59.18 ms. Allocated memory is still 1.2 GB. Free memory is still 980.9 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 - 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...