./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_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_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ............................................................................................................................................................................................................................................. 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_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:20:39,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:20:39,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:20:39,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:20:39,476 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:20:39,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:20:39,478 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:20:39,479 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:20:39,480 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:20:39,480 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:20:39,481 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:20:39,481 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:20:39,482 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:20:39,482 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:20:39,483 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:20:39,484 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:20:39,484 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:20:39,485 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:20:39,487 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:20:39,488 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:20:39,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:20:39,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:20:39,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:20:39,491 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:20:39,491 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:20:39,492 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:20:39,493 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:20:39,493 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:20:39,494 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:20:39,495 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:20:39,495 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:20:39,495 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:20:39,495 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:20:39,495 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:20:39,496 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:20:39,496 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:20:39,497 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:20:39,507 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:20:39,507 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:20:39,507 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:20:39,508 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:20:39,508 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:20:39,508 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:20:39,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:20:39,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:20:39,508 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:20:39,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:20:39,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:20:39,509 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:20:39,510 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:20:39,510 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:20:39,510 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:20:39,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:20:39,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:20:39,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:20:39,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:20:39,511 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:20:39,511 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:20:39,511 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:20:39,511 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_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-11-10 13:20:39,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:20:39,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:20:39,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:20:39,548 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:20:39,548 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:20:39,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-11-10 13:20:39,594 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/e0b0baea1/45924af575cf4175955b4d1fef0dbe1d/FLAG0ef562f3d [2018-11-10 13:20:39,916 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:20:39,917 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-11-10 13:20:39,921 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/e0b0baea1/45924af575cf4175955b4d1fef0dbe1d/FLAG0ef562f3d [2018-11-10 13:20:39,932 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/e0b0baea1/45924af575cf4175955b4d1fef0dbe1d [2018-11-10 13:20:39,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:20:39,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:20:39,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:39,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:20:39,938 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:20:39,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:39" (1/1) ... [2018-11-10 13:20:39,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d549003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:39, skipping insertion in model container [2018-11-10 13:20:39,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:39" (1/1) ... [2018-11-10 13:20:39,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:20:39,959 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:20:40,067 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:40,069 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:20:40,085 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:40,099 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:20:40,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40 WrapperNode [2018-11-10 13:20:40,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:40,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:20:40,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:20:40,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:20:40,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:20:40,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:20:40,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:20:40,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:20:40,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:20:40,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:20:40,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:20:40,157 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:20:40,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:20:40,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:20:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:20:40,659 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:20:40,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:40 BoogieIcfgContainer [2018-11-10 13:20:40,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:20:40,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:20:40,660 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:20:40,668 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:20:40,669 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:40" (1/1) ... [2018-11-10 13:20:40,677 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:20:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-10 13:20:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-10 13:20:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:20:40,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:20:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:40,775 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 13:20:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:20:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-10 13:20:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-10 13:20:40,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 13:20:40,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:20:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:20:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:20:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:20:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:20:40,895 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 13:20:40,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:20:40 ImpRootNode [2018-11-10 13:20:40,916 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:20:40,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:20:40,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:20:40,916 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:20:40,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:40" (3/4) ... [2018-11-10 13:20:40,919 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 13:20:40,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:20:40,920 INFO L168 Benchmark]: Toolchain (without parser) took 985.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 961.2 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,921 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:20:40,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 950.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.07 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 947.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,922 INFO L168 Benchmark]: Boogie Preprocessor took 23.24 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 945.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,923 INFO L168 Benchmark]: RCFGBuilder took 502.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,923 INFO L168 Benchmark]: CodeCheck took 255.41 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:40,924 INFO L168 Benchmark]: Witness Printer took 3.51 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 13:20:40,926 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, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L74] float x = 1.0f / 0.0f; [L75] CALL, EXPR round_float(x) [L12] __uint32_t w; [L14] int exponent_less_127; [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (w) = gf_u.word [L20] COND FALSE !(0) [L22] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L24] COND FALSE !(exponent_less_127 < 23) [L40] COND FALSE !(exponent_less_127 == 128) [L44] RET return x; [L75] EXPR round_float(x) [L75] float res = round_float(x); [L78] CALL, EXPR isinf_float(res) [L56] __int32_t ix; [L58] FCALL ieee_float_shape_type gf_u; [L59] FCALL gf_u.value = (x) [L60] EXPR, FCALL gf_u.word [L60] (ix) = gf_u.word [L61] COND FALSE !(0) [L62] ix &= 0x7fffffff [L63] RET return ((ix) == 0x7f800000L); [L78] EXPR isinf_float(res) [L78] COND TRUE !isinf_float(res) [L79] __VERIFIER_error() * 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 164.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 950.4 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 33.07 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 947.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.24 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 945.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 502.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * CodeCheck took 255.41 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.51 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 13:20:42,392 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:20:42,394 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:20:42,403 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:20:42,403 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:20:42,404 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:20:42,405 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:20:42,406 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:20:42,407 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:20:42,408 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:20:42,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:20:42,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:20:42,409 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:20:42,410 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:20:42,411 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:20:42,411 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:20:42,412 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:20:42,413 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:20:42,414 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:20:42,415 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:20:42,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:20:42,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:20:42,419 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:20:42,419 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:20:42,419 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:20:42,420 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:20:42,420 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:20:42,421 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:20:42,421 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:20:42,422 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:20:42,422 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:20:42,423 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:20:42,423 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:20:42,423 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:20:42,424 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:20:42,424 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:20:42,425 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 13:20:42,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:20:42,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:20:42,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:20:42,437 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:20:42,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:20:42,438 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:20:42,438 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:20:42,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:20:42,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:20:42,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:20:42,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:20:42,439 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:20:42,440 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:20:42,440 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:20:42,440 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:20:42,440 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:20:42,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:20:42,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:20:42,441 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:20:42,442 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_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-11-10 13:20:42,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:20:42,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:20:42,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:20:42,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:20:42,487 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:20:42,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-11-10 13:20:42,533 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/a99ddfb8a/2a451889d42b47b99bd8212bced6082f/FLAG084726c2d [2018-11-10 13:20:42,935 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:20:42,936 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-11-10 13:20:42,940 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/a99ddfb8a/2a451889d42b47b99bd8212bced6082f/FLAG084726c2d [2018-11-10 13:20:42,950 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/data/a99ddfb8a/2a451889d42b47b99bd8212bced6082f [2018-11-10 13:20:42,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:20:42,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:20:42,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:42,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:20:42,957 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:20:42,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:42" (1/1) ... [2018-11-10 13:20:42,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de1527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:42, skipping insertion in model container [2018-11-10 13:20:42,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:20:42" (1/1) ... [2018-11-10 13:20:42,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:20:42,984 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:20:43,118 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:43,122 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:20:43,144 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:20:43,162 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:20:43,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43 WrapperNode [2018-11-10 13:20:43,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:20:43,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:20:43,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:20:43,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:20:43,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:20:43,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:20:43,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:20:43,197 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:20:43,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:20:43,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:20:43,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:20:43,218 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:20:43,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:20:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/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 13:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 13:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:20:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:20:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 13:20:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:20:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 13:20:43,420 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:20:43,426 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:20:43,519 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:20:43,525 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:20:43,869 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:20:43,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:43 BoogieIcfgContainer [2018-11-10 13:20:43,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:20:43,870 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:20:43,870 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:20:43,878 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:20:43,878 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:43" (1/1) ... [2018-11-10 13:20:43,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:20:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:20:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-10 13:20:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-10 13:20:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:20:43,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:20:43,950 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:20:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:43,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:20:43,980 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 13:20:43,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:20:43,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-10 13:20:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-10 13:20:43,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 13:20:43,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:20:43,989 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:20:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:20:44,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:20:44,198 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 13:20:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:20:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-11-10 13:20:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-11-10 13:20:44,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:20:44,751 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-11-10 13:20:44,759 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 13:20:44,806 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 13:20:44,811 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,811 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,812 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,812 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,812 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,817 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 13:20:44,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,820 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 13:20:44,820 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,820 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,821 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,821 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,821 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 13:20:44,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,823 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,823 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,823 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,824 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,824 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,824 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:20:44,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:20:44 ImpRootNode [2018-11-10 13:20:44,825 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:20:44,825 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:20:44,825 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:20:44,825 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:20:44,826 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:20:43" (3/4) ... [2018-11-10 13:20:44,828 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:20:44,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-11-10 13:20:44,837 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 13:20:44,837 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 13:20:44,837 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 13:20:44,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) [2018-11-10 13:20:44,873 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_122f4ab1-1345-47fb-8945-e1ae4edc15d6/bin-2019/ukojak/witness.graphml [2018-11-10 13:20:44,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:20:44,874 INFO L168 Benchmark]: Toolchain (without parser) took 1921.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 949.8 MB in the beginning and 1.0 GB in the end (delta: -70.2 MB). Peak memory consumption was 64.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:44,876 INFO L168 Benchmark]: CDTParser took 0.17 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 13:20:44,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.07 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:44,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.23 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:20:44,876 INFO L168 Benchmark]: Boogie Preprocessor took 20.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:20:44,877 INFO L168 Benchmark]: RCFGBuilder took 651.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:44,877 INFO L168 Benchmark]: CodeCheck took 955.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:20:44,877 INFO L168 Benchmark]: Witness Printer took 48.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:20:44,879 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, 47 locations, 1 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 10 SDslu, 8 SDs, 0 SdLazy, 72 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 1 QuantifiedInterpolants, 1594 SizeOfPredicates, 11 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 79]: 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: 57]: Loop Invariant [2018-11-10 13:20:44,880 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,880 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,881 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,881 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,881 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,881 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,881 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,882 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,882 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,882 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~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: 57]: Loop Invariant [2018-11-10 13:20:44,882 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,882 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,883 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,883 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,883 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,883 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,883 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,884 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,884 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,884 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 16]: Loop Invariant [2018-11-10 13:20:44,884 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,884 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,885 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()) == x - InvariantResult [Line: 11]: Loop Invariant [2018-11-10 13:20:44,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,886 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,887 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:20:44,887 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 208.07 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 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 34.23 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 651.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 955.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. * Witness Printer took 48.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * 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 - 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 - 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...