./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_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_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ....................................................................................................................................................................................................................................................................... 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_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:04:48,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:04:48,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:04:48,751 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:04:48,751 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:04:48,752 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:04:48,753 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:04:48,754 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:04:48,759 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:04:48,761 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:04:48,762 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:04:48,763 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:04:48,763 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:04:48,764 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:04:48,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:04:48,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:04:48,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:04:48,776 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:04:48,777 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:04:48,778 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:04:48,779 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:04:48,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:04:48,784 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:04:48,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:04:48,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:04:48,785 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:04:48,786 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:04:48,786 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:04:48,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:04:48,793 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:04:48,794 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:04:48,795 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:04:48,795 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:04:48,795 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:04:48,795 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:04:48,796 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:04:48,796 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:04:48,805 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:04:48,806 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:04:48,807 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:04:48,807 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:04:48,808 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:04:48,808 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:04:48,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:04:48,809 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:04:48,810 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:04:48,810 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:04:48,810 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:04:48,810 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:04:48,810 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:04:48,810 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:04:48,810 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:04:48,811 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:04:48,811 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:04:48,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:04:48,812 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_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-10-27 01:04:48,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:04:48,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:04:48,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:04:48,859 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:04:48,859 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:04:48,860 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-10-27 01:04:48,907 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/132b982c6/67024de994a84a4492f994e07de46dd4/FLAGddea6e7cf [2018-10-27 01:04:49,276 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:04:49,277 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-10-27 01:04:49,283 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/132b982c6/67024de994a84a4492f994e07de46dd4/FLAGddea6e7cf [2018-10-27 01:04:49,295 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/132b982c6/67024de994a84a4492f994e07de46dd4 [2018-10-27 01:04:49,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:04:49,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:04:49,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:04:49,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:04:49,302 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:04:49,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc46cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49, skipping insertion in model container [2018-10-27 01:04:49,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:04:49,333 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:04:49,476 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:04:49,481 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:04:49,511 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:04:49,532 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:04:49,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49 WrapperNode [2018-10-27 01:04:49,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:04:49,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:04:49,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:04:49,533 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:04:49,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:04:49,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:04:49,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:04:49,572 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:04:49,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... [2018-10-27 01:04:49,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:04:49,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:04:49,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:04:49,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:04:49,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:04:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:04:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 01:04:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 01:04:51,133 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:04:51,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:04:51 BoogieIcfgContainer [2018-10-27 01:04:51,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:04:51,134 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:04:51,134 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:04:51,144 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:04:51,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:04:51" (1/1) ... [2018-10-27 01:04:51,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:04:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-10-27 01:04:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-10-27 01:04:51,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 01:04:51,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:04:51,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-10-27 01:04:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-10-27 01:04:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 01:04:51,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:04:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:04:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:04:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:04:51,523 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-27 01:04:51,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:04:51 ImpRootNode [2018-10-27 01:04:51,555 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:04:51,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:04:51,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:04:51,555 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:04:51,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:04:51" (3/4) ... [2018-10-27 01:04:51,565 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 01:04:51,566 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:04:51,566 INFO L168 Benchmark]: Toolchain (without parser) took 2268.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -75.4 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,569 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:04:51,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 939.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 1.0 GB. Free memory was 939.5 MB in the beginning and 936.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,571 INFO L168 Benchmark]: Boogie Preprocessor took 89.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 936.8 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,572 INFO L168 Benchmark]: RCFGBuilder took 1471.54 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: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,572 INFO L168 Benchmark]: CodeCheck took 420.85 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:04:51,574 INFO L168 Benchmark]: Witness Printer took 10.54 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. [2018-10-27 01:04:51,577 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, 97 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L117] float x = 0.0f; [L118] CALL, EXPR __ieee754_expf(x) [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L42] FCALL ieee_float_shape_type gf_u; [L43] FCALL gf_u.value = (x) [L44] EXPR, FCALL gf_u.word [L44] (sx) = gf_u.word [L45] COND FALSE !(0) VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] RET return x + x; VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L118] EXPR __ieee754_expf(x) [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L122] __VERIFIER_error() VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 234.14 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 939.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 1.0 GB. Free memory was 939.5 MB in the beginning and 936.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 936.8 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1471.54 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: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. * CodeCheck took 420.85 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Witness Printer took 10.54 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. 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 [2018-10-27 01:04:53,434 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:04:53,435 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:04:53,450 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:04:53,450 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:04:53,452 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:04:53,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:04:53,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:04:53,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:04:53,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:04:53,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:04:53,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:04:53,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:04:53,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:04:53,460 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:04:53,460 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:04:53,461 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:04:53,462 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:04:53,464 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:04:53,465 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:04:53,466 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:04:53,467 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:04:53,469 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:04:53,469 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:04:53,469 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:04:53,470 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:04:53,470 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:04:53,472 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:04:53,472 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:04:53,473 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:04:53,473 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:04:53,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:04:53,474 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:04:53,474 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:04:53,476 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:04:53,476 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:04:53,477 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 01:04:53,500 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:04:53,501 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:04:53,501 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:04:53,501 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:04:53,502 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:04:53,502 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:04:53,502 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:04:53,502 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:04:53,502 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:04:53,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:04:53,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:04:53,503 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:04:53,504 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:04:53,505 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:04:53,505 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:04:53,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:04:53,505 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:04:53,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:04:53,505 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:04:53,505 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 01:04:53,506 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 01:04:53,506 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_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-10-27 01:04:53,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:04:53,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:04:53,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:04:53,562 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:04:53,562 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:04:53,563 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-10-27 01:04:53,603 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/f203e634a/24142c38f2b64f488f6a526b40c3d98d/FLAG49f872a19 [2018-10-27 01:04:53,964 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:04:53,965 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-10-27 01:04:53,971 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/f203e634a/24142c38f2b64f488f6a526b40c3d98d/FLAG49f872a19 [2018-10-27 01:04:53,979 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/data/f203e634a/24142c38f2b64f488f6a526b40c3d98d [2018-10-27 01:04:53,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:04:53,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:04:53,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:04:53,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:04:53,986 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:04:53,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:04:53" (1/1) ... [2018-10-27 01:04:53,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793c0b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:53, skipping insertion in model container [2018-10-27 01:04:53,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:04:53" (1/1) ... [2018-10-27 01:04:53,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:04:54,018 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:04:54,215 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:04:54,224 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:04:54,260 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:04:54,282 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:04:54,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54 WrapperNode [2018-10-27 01:04:54,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:04:54,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:04:54,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:04:54,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:04:54,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:04:54,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:04:54,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:04:54,333 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:04:54,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... [2018-10-27 01:04:54,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:04:54,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:04:54,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:04:54,366 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:04:54,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:04:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/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 [2018-10-27 01:04:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-27 01:04:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:04:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 01:04:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-27 01:04:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:04:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:04:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-27 01:04:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 01:04:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 01:04:54,685 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,701 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,749 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,763 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,783 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,799 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,831 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:04:54,837 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:05:08,643 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:05:08,675 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:05:08,807 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:05:08,814 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:06:22,983 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:06:22,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:22 BoogieIcfgContainer [2018-10-27 01:06:22,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:06:22,985 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:06:22,985 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:06:22,993 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:06:22,994 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:22" (1/1) ... [2018-10-27 01:06:23,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:06:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-10-27 01:06:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-10-27 01:06:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 01:06:23,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:23,065 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:23,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:23,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-10-27 01:06:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-10-27 01:06:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 01:06:23,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:23,140 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:23,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2018-10-27 01:06:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2018-10-27 01:06:23,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 01:06:23,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:23,639 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:23,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:23,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2018-10-27 01:06:23,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2018-10-27 01:06:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 01:06:23,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:23,980 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2018-10-27 01:06:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2018-10-27 01:06:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 01:06:24,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,321 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:24,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-10-27 01:06:24,534 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-10-27 01:06:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 01:06:24,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,535 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:24,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:52,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2018-10-27 01:06:52,174 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2018-10-27 01:06:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 01:06:52,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:52,176 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:06:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:52,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:06:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-10-27 01:07:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-10-27 01:07:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 01:07:03,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,354 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:07:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:03,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:07:03,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:03,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-10-27 01:07:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-10-27 01:07:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 01:07:03,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,804 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-27 01:07:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:04,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:07:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:04,860 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-27 01:07:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-10-27 01:07:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-10-27 01:07:05,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:07:05,968 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-10-27 01:07:05,976 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 01:07:06,126 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-10-27 01:07:06,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,131 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,132 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,134 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,134 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,135 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,135 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,135 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:06,136 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-27 01:07:06,136 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,136 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,136 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,137 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,137 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,137 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:07:06 ImpRootNode [2018-10-27 01:07:06,137 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:07:06,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:07:06,138 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:07:06,142 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:07:06,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:22" (3/4) ... [2018-10-27 01:07:06,145 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:07:06,153 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-10-27 01:07:06,154 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-10-27 01:07:06,154 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-27 01:07:06,154 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-27 01:07:06,177 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result [2018-10-27 01:07:06,217 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd9531ee-4404-4633-80f9-2a392d7fc69c/bin-2019/ukojak/witness.graphml [2018-10-27 01:07:06,218 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:07:06,218 INFO L168 Benchmark]: Toolchain (without parser) took 132236.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,219 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. [2018-10-27 01:07:06,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.17 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.12 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,220 INFO L168 Benchmark]: Boogie Preprocessor took 32.48 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. [2018-10-27 01:07:06,220 INFO L168 Benchmark]: RCFGBuilder took 88618.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,220 INFO L168 Benchmark]: CodeCheck took 43152.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 46.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -28.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,220 INFO L168 Benchmark]: Witness Printer took 79.90 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:06,224 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, 97 locations, 1 error locations. SAFE Result, 42.9s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4976 SDtfs, 1596 SDslu, 648 SDs, 0 SdLazy, 6212 SolverSat, 1616 SolverUnsat, 24 SolverUnknown, 0 SolverNotchecked, 138.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 929 GetRequests, 878 SyntacticMatches, 3 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 668 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 95 ConstructedInterpolants, 14 QuantifiedInterpolants, 9387 SizeOfPredicates, 40 NumberOfNonLiveVariables, 483 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 122]: 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: 41]: Loop Invariant [2018-10-27 01:07:06,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)) == one_exp && ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E30)) == huge_exp) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2018-10-27 01:07:06,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,230 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,230 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,230 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 01:07:06,231 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result * 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 300.17 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.12 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.48 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 88618.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * CodeCheck took 43152.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 46.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -28.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Witness Printer took 79.90 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression 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...