./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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 0.1.23-1dbac8b [2018-11-10 05:53:49,651 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:53:49,652 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:53:49,659 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:53:49,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:53:49,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:53:49,660 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:53:49,661 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:53:49,663 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:53:49,663 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:53:49,664 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:53:49,664 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:53:49,665 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:53:49,665 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:53:49,666 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:53:49,667 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:53:49,667 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:53:49,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:53:49,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:53:49,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:53:49,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:53:49,672 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:53:49,674 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:53:49,674 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:53:49,674 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:53:49,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:53:49,676 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:53:49,676 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:53:49,677 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:53:49,678 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:53:49,678 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:53:49,678 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:53:49,678 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:53:49,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:53:49,679 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:53:49,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:53:49,680 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:53:49,690 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:53:49,690 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:53:49,691 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:53:49,691 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:53:49,692 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:53:49,692 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:53:49,692 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:53:49,692 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:53:49,692 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:53:49,692 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:53:49,692 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:53:49,693 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:53:49,693 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:53:49,694 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:53:49,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:53:49,694 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:53:49,694 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:53:49,694 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:53:49,694 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:53:49,694 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:53:49,695 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:53:49,695 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:53:49,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:53:49,695 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_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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 [2018-11-10 05:53:49,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:53:49,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:53:49,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:53:49,728 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:53:49,728 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:53:49,729 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-11-10 05:53:49,764 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/d85cf7507/27eb1caffa7b4667a0f6d24c58b56ce7/FLAG230d81b50 [2018-11-10 05:53:50,167 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:53:50,167 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-11-10 05:53:50,171 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/d85cf7507/27eb1caffa7b4667a0f6d24c58b56ce7/FLAG230d81b50 [2018-11-10 05:53:50,180 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/d85cf7507/27eb1caffa7b4667a0f6d24c58b56ce7 [2018-11-10 05:53:50,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:53:50,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:53:50,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:53:50,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:53:50,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:53:50,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6901ac3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50, skipping insertion in model container [2018-11-10 05:53:50,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:53:50,208 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:53:50,316 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:53:50,319 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:53:50,336 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:53:50,352 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:53:50,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50 WrapperNode [2018-11-10 05:53:50,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:53:50,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:53:50,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:53:50,353 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:53:50,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:53:50,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:53:50,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:53:50,380 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:53:50,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:53:50,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:53:50,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:53:50,404 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:53:50,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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 [2018-11-10 05:53:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:53:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 05:53:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:53:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 05:53:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:53:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:53:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:53:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:53:50,864 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:53:50,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:50 BoogieIcfgContainer [2018-11-10 05:53:50,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:53:50,865 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:53:50,865 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:53:50,872 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:53:50,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:50" (1/1) ... [2018-11-10 05:53:50,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:53:50,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-10 05:53:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-10 05:53:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:53:50,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:53:50,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:53:50,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:50,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-10 05:53:50,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-10 05:53:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:53:50,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:53:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:53:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:53:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:53:51,078 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 05:53:51,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:53:51 ImpRootNode [2018-11-10 05:53:51,102 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:53:51,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:53:51,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:53:51,102 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:53:51,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:50" (3/4) ... [2018-11-10 05:53:51,106 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:53:51,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:53:51,107 INFO L168 Benchmark]: Toolchain (without parser) took 925.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 963.8 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:51,109 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:53:51,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.54 ms. Allocated memory is still 1.0 GB. Free memory was 963.8 MB in the beginning and 953.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:51,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 947.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:51,110 INFO L168 Benchmark]: Boogie Preprocessor took 23.33 ms. Allocated memory is still 1.0 GB. Free memory is still 947.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:53:51,110 INFO L168 Benchmark]: RCFGBuilder took 461.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 947.7 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:51,111 INFO L168 Benchmark]: CodeCheck took 236.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:51,111 INFO L168 Benchmark]: Witness Printer took 4.22 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. [2018-11-10 05:53:51,114 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, 56 locations, 1 error locations. UNSAFE Result, 0.1s 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; [L63] CALL, EXPR trunc_float(x) [L13] __int32_t signbit, w, exponent_less_127; [L15] FCALL ieee_float_shape_type gf_u; [L16] FCALL gf_u.value = (x) [L17] EXPR, FCALL gf_u.word [L17] (w) = gf_u.word [L18] COND FALSE !(0) [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] RET return x + x; [L63] EXPR trunc_float(x) [L63] float res = trunc_float(x); [L66] CALL, EXPR isinf_float(res) [L45] __int32_t ix; [L47] FCALL ieee_float_shape_type gf_u; [L48] FCALL gf_u.value = (x) [L49] EXPR, FCALL gf_u.word [L49] (ix) = gf_u.word [L50] COND FALSE !(0) [L51] ix &= 0x7fffffff [L52] RET return ((ix) == 0x7f800000L); [L66] EXPR isinf_float(res) [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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 169.54 ms. Allocated memory is still 1.0 GB. Free memory was 963.8 MB in the beginning and 953.1 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 26.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 947.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.33 ms. Allocated memory is still 1.0 GB. Free memory is still 947.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 461.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 947.7 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 236.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.22 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:53:52,576 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:53:52,577 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:53:52,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:53:52,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:53:52,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:53:52,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:53:52,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:53:52,590 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:53:52,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:53:52,592 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:53:52,592 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:53:52,593 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:53:52,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:53:52,594 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:53:52,595 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:53:52,595 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:53:52,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:53:52,598 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:53:52,599 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:53:52,600 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:53:52,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:53:52,602 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:53:52,602 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:53:52,603 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:53:52,603 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:53:52,604 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:53:52,604 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:53:52,605 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:53:52,606 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:53:52,606 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:53:52,606 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:53:52,606 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:53:52,607 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:53:52,607 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:53:52,608 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:53:52,608 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:53:52,619 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:53:52,619 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:53:52,619 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:53:52,620 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:53:52,620 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:53:52,620 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:53:52,620 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:53:52,621 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:53:52,622 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:53:52,622 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:53:52,622 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:53:52,622 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:53:52,622 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:53:52,622 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:53:52,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:53:52,623 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:53:52,623 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:53:52,624 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:53:52,624 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:53:52,624 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_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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 [2018-11-10 05:53:52,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:53:52,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:53:52,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:53:52,668 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:53:52,668 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:53:52,669 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-11-10 05:53:52,712 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/97db4e972/556068db7f2343eda23de3d28f0dc4a2/FLAGb4a6c416f [2018-11-10 05:53:53,041 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:53:53,041 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/sv-benchmarks/c/float-newlib/float_req_bl_1072a_true-unreach-call.c [2018-11-10 05:53:53,045 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/97db4e972/556068db7f2343eda23de3d28f0dc4a2/FLAGb4a6c416f [2018-11-10 05:53:53,053 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/data/97db4e972/556068db7f2343eda23de3d28f0dc4a2 [2018-11-10 05:53:53,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:53:53,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:53:53,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:53:53,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:53:53,060 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:53:53,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147cd99d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53, skipping insertion in model container [2018-11-10 05:53:53,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:53:53,083 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:53:53,203 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:53:53,207 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:53:53,228 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:53:53,247 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:53:53,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53 WrapperNode [2018-11-10 05:53:53,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:53:53,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:53:53,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:53:53,249 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:53:53,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:53:53,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:53:53,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:53:53,274 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:53:53,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:53:53,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:53:53,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:53:53,298 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:53:53,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:53:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/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 [2018-11-10 05:53:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 05:53:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:53:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 05:53:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:53:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:53:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 05:53:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:53:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 05:53:53,510 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:53:53,530 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:53:53,632 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:53:53,637 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:53:53,861 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:53:53,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:53 BoogieIcfgContainer [2018-11-10 05:53:53,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:53:53,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:53:53,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:53:53,868 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:53:53,869 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:53" (1/1) ... [2018-11-10 05:53:53,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:53:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-10 05:53:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-10 05:53:53,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:53:53,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:53,941 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:53:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:53:53,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:53:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:53:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-10 05:53:53,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-10 05:53:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:53:53,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:53,976 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:53:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:53:53,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:53:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:53:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-11-10 05:53:54,274 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-11-10 05:53:54,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:53:54,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:54,275 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:53:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:53:54,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:53:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:53:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-11-10 05:53:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-11-10 05:53:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:53:55,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:53:55,086 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:53:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:53:55,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:53:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:53:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:53:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-10 05:53:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-10 05:53:55,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:53:55,805 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 05:53:55,812 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:53:55,847 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:53:55,849 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:53:55,852 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,853 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,855 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,855 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,856 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 05:53:55,857 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,857 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,858 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,858 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,858 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:53:55,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,861 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,861 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,862 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:53:55,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,863 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:53:55 ImpRootNode [2018-11-10 05:53:55,863 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:53:55,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:53:55,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:53:55,864 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:53:55,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:53:53" (3/4) ... [2018-11-10 05:53:55,868 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:53:55,877 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-10 05:53:55,877 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-10 05:53:55,877 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 05:53:55,877 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:53:55,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) [2018-11-10 05:53:55,910 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2a53a0eb-df1f-4b63-bc31-94eeb0141c79/bin-2019/ukojak/witness.graphml [2018-11-10 05:53:55,911 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:53:55,911 INFO L168 Benchmark]: Toolchain (without parser) took 2855.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 949.2 MB in the beginning and 912.8 MB in the end (delta: 36.4 MB). Peak memory consumption was 177.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:55,912 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. [2018-11-10 05:53:55,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 931.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:55,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:53:55,913 INFO L168 Benchmark]: Boogie Preprocessor took 24.06 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:53:55,913 INFO L168 Benchmark]: RCFGBuilder took 563.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:55,914 INFO L168 Benchmark]: CodeCheck took 2001.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.8 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:53:55,914 INFO L168 Benchmark]: Witness Printer took 47.12 ms. Allocated memory is still 1.2 GB. Free memory is still 912.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:53:55,915 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, 56 locations, 1 error locations. SAFE Result, 1.9s 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, 1.3s 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, 141 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: 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 [2018-11-10 05:53:55,916 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,916 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,917 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,917 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant [2018-11-10 05:53:55,917 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,917 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,918 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,918 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 14]: Loop Invariant [2018-11-10 05:53:55,918 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,918 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,919 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,919 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant [2018-11-10 05:53:55,919 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,919 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,920 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:53:55,920 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 931.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.06 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 563.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * CodeCheck took 2001.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.8 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. * Witness Printer took 47.12 ms. Allocated memory is still 1.2 GB. Free memory is still 912.8 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...