./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df7585bdb7f55dd146660d2fca5142563fdf3df8 .......................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df7585bdb7f55dd146660d2fca5142563fdf3df8 ............................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:26:27,757 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:26:27,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:26:27,765 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:26:27,765 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:26:27,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:26:27,766 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:26:27,767 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:26:27,768 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:26:27,769 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:26:27,769 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:26:27,770 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:26:27,770 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:26:27,771 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:26:27,772 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:26:27,772 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:26:27,773 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:26:27,774 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:26:27,775 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:26:27,776 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:26:27,777 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:26:27,778 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:26:27,779 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:26:27,779 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:26:27,779 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:26:27,780 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:26:27,780 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:26:27,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:26:27,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:26:27,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:26:27,782 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:26:27,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:26:27,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:26:27,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:26:27,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:26:27,784 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:26:27,784 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:26:27,793 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:26:27,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:26:27,793 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:26:27,793 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:26:27,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:26:27,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:26:27,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:26:27,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:26:27,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:26:27,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:26:27,796 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:26:27,796 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:26:27,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:26:27,796 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:26:27,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:26:27,796 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:26:27,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:26:27,796 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:26:27,797 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:26:27,797 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:26:27,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:26:27,797 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-10 10:26:27,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:26:27,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:26:27,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:26:27,831 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:26:27,831 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:26:27,831 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-10 10:26:27,869 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/3601ee059/2971cdbf2589467aa489ab6b23123ea8/FLAG5a0fbb35a [2018-11-10 10:26:28,268 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:26:28,269 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-10 10:26:28,274 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/3601ee059/2971cdbf2589467aa489ab6b23123ea8/FLAG5a0fbb35a [2018-11-10 10:26:28,284 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/3601ee059/2971cdbf2589467aa489ab6b23123ea8 [2018-11-10 10:26:28,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:26:28,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:26:28,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:26:28,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:26:28,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:26:28,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28, skipping insertion in model container [2018-11-10 10:26:28,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:26:28,313 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:26:28,427 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:26:28,430 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:26:28,453 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:26:28,466 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:26:28,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28 WrapperNode [2018-11-10 10:26:28,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:26:28,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:26:28,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:26:28,467 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:26:28,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:26:28,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:26:28,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:26:28,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:26:28,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... [2018-11-10 10:26:28,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:26:28,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:26:28,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:26:28,556 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:26:28,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/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 10:26:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 10:26:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:26:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 10:26:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:26:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:26:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 10:26:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 10:26:29,066 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:26:29,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:26:29 BoogieIcfgContainer [2018-11-10 10:26:29,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:26:29,067 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:26:29,067 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:26:29,075 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:26:29,076 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:26:29" (1/1) ... [2018-11-10 10:26:29,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:26:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:26:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 10:26:29,106 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 10:26:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 10:26:29,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:26:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:26:29,187 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 10:26:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:26:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 10:26:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 10:26:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 10:26:29,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:26:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:26:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:26:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:26:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:26:29,291 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 10:26:29,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:26:29 ImpRootNode [2018-11-10 10:26:29,321 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:26:29,321 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:26:29,321 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:26:29,321 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:26:29,322 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:26:29" (3/4) ... [2018-11-10 10:26:29,325 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 10:26:29,325 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:26:29,325 INFO L168 Benchmark]: Toolchain (without parser) took 1037.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,327 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:26:29,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 940.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.76 ms. Allocated memory is still 1.0 GB. Free memory was 940.2 MB in the beginning and 937.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,328 INFO L168 Benchmark]: Boogie Preprocessor took 61.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 937.5 MB in the beginning and 1.2 GB in the end (delta: -232.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,329 INFO L168 Benchmark]: RCFGBuilder took 510.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,329 INFO L168 Benchmark]: CodeCheck took 253.90 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:26:29,330 INFO L168 Benchmark]: Witness Printer took 3.94 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 10:26:29,332 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, 53 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 125]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; [L120] float x = -1.0f / 0.0f; [L121] CALL, EXPR __ieee754_logf(x) [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] FCALL ieee_float_shape_type gf_u; [L38] FCALL gf_u.value = (x) [L39] EXPR, FCALL gf_u.word [L39] (ix) = gf_u.word [L40] COND FALSE !(0) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] RET return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] EXPR __ieee754_logf(x) [L121] float res = __ieee754_logf(x); [L124] CALL, EXPR isnan_float(res) [L111] RET return x != x; [L124] EXPR isnan_float(res) [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 177.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 940.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.76 ms. Allocated memory is still 1.0 GB. Free memory was 940.2 MB in the beginning and 937.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 937.5 MB in the beginning and 1.2 GB in the end (delta: -232.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 510.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * CodeCheck took 253.90 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.94 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 10:26:30,725 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:26:30,726 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:26:30,735 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:26:30,735 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:26:30,736 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:26:30,737 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:26:30,738 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:26:30,739 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:26:30,739 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:26:30,740 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:26:30,740 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:26:30,741 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:26:30,742 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:26:30,743 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:26:30,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:26:30,744 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:26:30,745 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:26:30,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:26:30,748 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:26:30,749 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:26:30,749 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:26:30,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:26:30,752 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:26:30,752 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:26:30,752 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:26:30,753 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:26:30,754 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:26:30,754 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:26:30,755 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:26:30,755 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:26:30,755 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:26:30,756 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:26:30,756 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:26:30,756 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:26:30,757 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:26:30,757 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 10:26:30,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:26:30,769 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:26:30,770 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:26:30,770 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:26:30,770 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:26:30,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:26:30,771 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:26:30,772 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:26:30,772 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:26:30,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:26:30,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:26:30,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:26:30,773 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:26:30,773 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:26:30,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:26:30,773 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 10:26:30,776 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 10:26:30,776 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:26:30,776 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 10:26:30,776 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 10:26:30,776 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_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-11-10 10:26:30,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:26:30,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:26:30,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:26:30,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:26:30,819 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:26:30,819 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-10 10:26:30,863 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/733ae0d31/714770616924430d982615a464ce62a7/FLAG521aab79b [2018-11-10 10:26:31,191 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:26:31,192 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-11-10 10:26:31,196 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/733ae0d31/714770616924430d982615a464ce62a7/FLAG521aab79b [2018-11-10 10:26:31,204 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/data/733ae0d31/714770616924430d982615a464ce62a7 [2018-11-10 10:26:31,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:26:31,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:26:31,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:26:31,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:26:31,211 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:26:31,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f8d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31, skipping insertion in model container [2018-11-10 10:26:31,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:26:31,239 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:26:31,379 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:26:31,383 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:26:31,416 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:26:31,433 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:26:31,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31 WrapperNode [2018-11-10 10:26:31,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:26:31,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:26:31,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:26:31,435 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:26:31,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:26:31,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:26:31,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:26:31,465 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:26:31,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... [2018-11-10 10:26:31,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:26:31,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:26:31,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:26:31,495 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:26:31,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:26:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/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 10:26:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:26:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 10:26:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:26:31,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:26:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 10:26:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 10:26:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 10:26:31,694 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:26:31,701 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:26:32,188 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:26:32,194 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:30:32,938 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:30:32,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:30:32 BoogieIcfgContainer [2018-11-10 10:30:32,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:30:32,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:30:32,939 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:30:32,946 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:30:32,947 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:30:32" (1/1) ... [2018-11-10 10:30:32,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:30:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:30:32,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 10:30:32,973 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 10:30:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 10:30:32,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:30:33,012 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 10:30:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:30:33,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:30:33,049 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 10:30:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:30:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 10:30:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 10:30:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 10:30:33,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:30:33,059 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 10:30:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:30:33,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:30:33,233 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 10:30:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:30:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 10:30:34,296 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 10:30:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 10:30:34,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:30:34,297 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 10:30:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:30:34,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:30:34,634 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 10:30:59,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:30:59,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-10 10:30:59,439 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-10 10:30:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 10:30:59,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:30:59,440 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 10:30:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:30:59,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:30:59,466 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 10:31:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:31:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-10 10:31:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-10 10:31:00,540 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:31:00,540 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 10:31:00,547 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 10:31:00,595 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 10:31:00,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,600 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,600 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,600 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,600 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,601 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,601 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,606 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,606 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,607 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,607 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,607 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,607 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,608 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,609 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 10:31:00,609 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,609 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,610 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,610 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,610 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,611 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,611 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:31:00,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:31:00 ImpRootNode [2018-11-10 10:31:00,611 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:31:00,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:31:00,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:31:00,613 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:31:00,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:30:32" (3/4) ... [2018-11-10 10:31:00,617 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:31:00,626 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-10 10:31:00,627 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 10:31:00,627 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 10:31:00,627 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 10:31:00,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE())) [2018-11-10 10:31:00,672 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e8cc1397-d53a-45b7-8146-23b832e65544/bin-2019/ukojak/witness.graphml [2018-11-10 10:31:00,672 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:31:00,673 INFO L168 Benchmark]: Toolchain (without parser) took 269465.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 948.7 MB in the beginning and 949.5 MB in the end (delta: -814.8 kB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,674 INFO L168 Benchmark]: CDTParser took 0.14 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 10:31:00,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.24 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,674 INFO L168 Benchmark]: Boogie Preprocessor took 29.82 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:31:00,675 INFO L168 Benchmark]: RCFGBuilder took 241443.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 927.2 MB in the beginning and 1.0 GB in the end (delta: -120.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,675 INFO L168 Benchmark]: CodeCheck took 27673.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.4 MB in the end (delta: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,675 INFO L168 Benchmark]: Witness Printer took 59.17 ms. Allocated memory is still 1.1 GB. Free memory was 956.4 MB in the beginning and 949.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:31:00,676 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, 53 locations, 1 error locations. SAFE Result, 27.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 68 SDslu, 64 SDs, 0 SdLazy, 182 SolverSat, 54 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 49.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 1908 SizeOfPredicates, 18 NumberOfNonLiveVariables, 144 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 125]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant [2018-11-10 10:31:00,677 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,677 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,677 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,677 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,677 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 36]: Loop Invariant [2018-11-10 10:31:00,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:31:00,684 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero_log - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 226.24 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 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 30.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.82 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 241443.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 927.2 MB in the beginning and 1.0 GB in the end (delta: -120.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * CodeCheck took 27673.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.4 MB in the end (delta: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. * Witness Printer took 59.17 ms. Allocated memory is still 1.1 GB. Free memory was 956.4 MB in the beginning and 949.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 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 - 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...