./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/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 e16d2ad47f8069122c38404dcdf9504ef10df900 ................................................................................................................................................................................................................................ 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_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/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 e16d2ad47f8069122c38404dcdf9504ef10df900 .................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:26:09,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:26:09,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:26:09,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:26:09,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:26:09,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:26:09,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:26:09,631 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:26:09,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:26:09,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:26:09,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:26:09,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:26:09,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:26:09,635 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:26:09,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:26:09,635 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:26:09,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:26:09,637 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:26:09,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:26:09,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:26:09,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:26:09,641 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:26:09,643 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:26:09,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:26:09,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:26:09,644 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:26:09,644 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:26:09,645 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:26:09,645 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:26:09,646 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:26:09,646 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:26:09,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:26:09,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:26:09,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:26:09,647 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:26:09,647 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:26:09,647 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:26:09,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:26:09,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:26:09,657 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:26:09,657 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:26:09,658 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:26:09,658 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:26:09,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:26:09,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:26:09,658 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:26:09,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:26:09,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:26:09,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:26:09,660 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:26:09,660 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:26:09,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:26:09,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:26:09,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:26:09,660 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:26:09,660 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:26:09,661 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:26:09,661 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:26:09,661 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:26:09,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:26:09,661 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_09959029-7e9a-4220-b472-79b79f96850e/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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2018-11-18 17:26:09,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:26:09,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:26:09,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:26:09,698 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:26:09,699 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:26:09,699 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-11-18 17:26:09,743 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/a8254f63f/3069e4d6e7fd44b2b51c75e5762d75ba/FLAG5fb8325aa [2018-11-18 17:26:10,047 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:26:10,047 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-11-18 17:26:10,051 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/a8254f63f/3069e4d6e7fd44b2b51c75e5762d75ba/FLAG5fb8325aa [2018-11-18 17:26:10,062 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/a8254f63f/3069e4d6e7fd44b2b51c75e5762d75ba [2018-11-18 17:26:10,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:26:10,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:26:10,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:10,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:26:10,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:26:10,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc33b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10, skipping insertion in model container [2018-11-18 17:26:10,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:26:10,099 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:26:10,219 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:10,221 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:26:10,237 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:10,251 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:26:10,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10 WrapperNode [2018-11-18 17:26:10,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:10,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:10,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:26:10,252 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:26:10,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:10,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:26:10,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:26:10,276 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:26:10,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:26:10,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:26:10,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:26:10,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:26:10,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:26:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:26:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:26:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:26:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:26:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:26:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:26:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:26:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:26:10,552 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:26:10,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:10 BoogieIcfgContainer [2018-11-18 17:26:10,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:26:10,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:26:10,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:26:10,559 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:26:10,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:10" (1/1) ... [2018-11-18 17:26:10,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:26:10,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-11-18 17:26:10,598 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-11-18 17:26:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:26:10,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-11-18 17:26:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-11-18 17:26:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:26:10,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:26:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:26:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:26:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:26:10,765 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 17:26:10,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:26:10 ImpRootNode [2018-11-18 17:26:10,783 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:26:10,784 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:26:10,784 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:26:10,784 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:26:10,784 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:10" (3/4) ... [2018-11-18 17:26:10,787 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:26:10,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:26:10,788 INFO L168 Benchmark]: Toolchain (without parser) took 722.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -129.4 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:10,789 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:10,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.46 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:10,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:10,791 INFO L168 Benchmark]: Boogie Preprocessor took 54.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:10,791 INFO L168 Benchmark]: RCFGBuilder took 222.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:10,792 INFO L168 Benchmark]: CodeCheck took 230.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:10,792 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. [2018-11-18 17:26:10,795 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, 25 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 67]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseAnd at line 19, overapproximation of someUnaryFLOAToperation at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L62] float x = -0.0f; [L63] CALL, EXPR trunc_float(x) [L13] __int32_t signbit, w, exponent_less_127; [L15] FCALL ieee_float_shape_type gf_u; [L16] FCALL gf_u.value = (x) [L17] EXPR, FCALL gf_u.word [L17] (w) = gf_u.word [L18] COND FALSE !(0) [L19] signbit = w & 0x80000000 [L20] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L21] COND FALSE !(exponent_less_127 < 23) [L37] COND TRUE exponent_less_127 == 255 [L38] RET return x + x; [L63] EXPR trunc_float(x) [L63] float res = trunc_float(x); [L66] EXPR res == -0.0f && __signbit_float(res) == 1 [L66] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L67] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.46 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.79 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 222.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 230.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 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 0.1.23-5842f4b [2018-11-18 17:26:12,234 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:26:12,235 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:26:12,243 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:26:12,243 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:26:12,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:26:12,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:26:12,245 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:26:12,246 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:26:12,247 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:26:12,248 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:26:12,248 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:26:12,248 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:26:12,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:26:12,250 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:26:12,250 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:26:12,251 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:26:12,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:26:12,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:26:12,254 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:26:12,255 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:26:12,256 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:26:12,258 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:26:12,258 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:26:12,258 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:26:12,259 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:26:12,259 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:26:12,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:26:12,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:26:12,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:26:12,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:26:12,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:26:12,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:26:12,262 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:26:12,263 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:26:12,263 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:26:12,263 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:26:12,274 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:26:12,274 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:26:12,274 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:26:12,274 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:26:12,275 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:26:12,275 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:26:12,275 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:26:12,275 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:26:12,276 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:26:12,277 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:26:12,277 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:26:12,277 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:26:12,277 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:26:12,277 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:26:12,277 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:26:12,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:26:12,278 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:26:12,279 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:26:12,279 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:26:12,279 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_09959029-7e9a-4220-b472-79b79f96850e/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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2018-11-18 17:26:12,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:26:12,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:26:12,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:26:12,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:26:12,317 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:26:12,317 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-11-18 17:26:12,352 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/0c08396a0/3e9606e4ca1440098113dafb41d2cdf8/FLAG5c7214ad1 [2018-11-18 17:26:12,678 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:26:12,678 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-11-18 17:26:12,682 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/0c08396a0/3e9606e4ca1440098113dafb41d2cdf8/FLAG5c7214ad1 [2018-11-18 17:26:13,114 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/data/0c08396a0/3e9606e4ca1440098113dafb41d2cdf8 [2018-11-18 17:26:13,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:26:13,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:26:13,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:13,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:26:13,121 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:26:13,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1382ad45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13, skipping insertion in model container [2018-11-18 17:26:13,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:26:13,144 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:26:13,262 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:13,265 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:26:13,283 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:13,298 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:26:13,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13 WrapperNode [2018-11-18 17:26:13,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:13,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:13,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:26:13,299 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:26:13,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:13,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:26:13,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:26:13,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:26:13,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:26:13,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:26:13,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:26:13,352 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:26:13,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:26:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:26:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:26:13,537 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:26:13,646 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:26:13,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:13 BoogieIcfgContainer [2018-11-18 17:26:13,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:26:13,647 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:26:13,647 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:26:13,655 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:26:13,655 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:13" (1/1) ... [2018-11-18 17:26:13,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:26:13,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-11-18 17:26:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-11-18 17:26:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:26:13,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:13,720 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:13,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-11-18 17:26:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-11-18 17:26:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:26:13,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:13,761 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:13,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:14,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:14,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-18 17:26:14,045 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-18 17:26:14,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:26:14,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:14,046 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:14,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2018-11-18 17:26:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2018-11-18 17:26:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:26:14,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:14,633 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:14,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:14,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-18 17:26:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-18 17:26:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:26:15,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:15,353 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:15,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:16,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2018-11-18 17:26:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2018-11-18 17:26:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:26:16,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:16,630 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:16,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-11-18 17:26:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-11-18 17:26:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:26:16,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:16,644 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:26:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:16,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:26:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-18 17:26:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-18 17:26:18,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:26:18,512 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-18 17:26:18,519 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 17:26:18,558 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:26:18,560 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 17:26:18,564 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 17:26:18,564 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 17:26:18,565 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,566 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,566 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,566 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,566 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,567 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,567 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,567 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,567 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 17:26:18,567 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 17:26:18,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:26:18 ImpRootNode [2018-11-18 17:26:18,568 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:26:18,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:26:18,568 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:26:18,568 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:26:18,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:13" (3/4) ... [2018-11-18 17:26:18,571 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:26:18,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 17:26:18,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 17:26:18,578 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 17:26:18,579 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 17:26:18,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && signbit == ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0)) [2018-11-18 17:26:18,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-18 17:26:18,610 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09959029-7e9a-4220-b472-79b79f96850e/bin-2019/ukojak/witness.graphml [2018-11-18 17:26:18,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:26:18,611 INFO L168 Benchmark]: Toolchain (without parser) took 5494.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -94.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:18,612 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:18,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.34 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:18,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:18,613 INFO L168 Benchmark]: Boogie Preprocessor took 24.29 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:18,613 INFO L168 Benchmark]: RCFGBuilder took 294.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:18,613 INFO L168 Benchmark]: CodeCheck took 4920.66 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.1 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:26:18,614 INFO L168 Benchmark]: Witness Printer took 42.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:26:18,616 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, 25 locations, 1 error locations. SAFE Result, 4.8s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1116 SDtfs, 554 SDslu, 320 SDs, 0 SdLazy, 2314 SolverSat, 520 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 705 GetRequests, 633 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1646 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 80 ConstructedInterpolants, 13 QuantifiedInterpolants, 4353 SizeOfPredicates, 30 NumberOfNonLiveVariables, 222 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 24]: Loop Invariant [2018-11-18 17:26:18,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,618 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,618 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,618 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,618 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-11-18 17:26:18,618 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && signbit == ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0)) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 180.34 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.32 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.29 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 294.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * CodeCheck took 4920.66 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.1 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. * Witness Printer took 42.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...