./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 ............................................................................................................................................................................................................................... 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_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:14:53,433 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:14:53,434 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:14:53,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:14:53,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:14:53,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:14:53,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:14:53,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:14:53,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:14:53,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:14:53,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:14:53,448 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:14:53,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:14:53,450 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:14:53,450 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:14:53,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:14:53,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:14:53,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:14:53,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:14:53,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:14:53,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:14:53,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:14:53,458 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:14:53,459 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:14:53,459 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:14:53,459 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:14:53,460 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:14:53,461 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:14:53,461 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:14:53,462 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:14:53,462 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:14:53,463 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:14:53,463 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:14:53,463 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:14:53,464 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:14:53,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:14:53,464 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:14:53,475 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:14:53,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:14:53,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:14:53,476 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:14:53,476 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:14:53,476 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:14:53,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:14:53,477 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:14:53,478 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:14:53,478 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:14:53,478 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:14:53,478 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:14:53,478 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:14:53,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:14:53,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:14:53,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:14:53,479 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_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 -> 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 [2018-12-08 13:14:53,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:14:53,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:14:53,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:14:53,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:14:53,510 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:14:53,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-12-08 13:14:53,544 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/19d8e2a1d/117f7e783eb540c59a364af5d7353772/FLAG7f95e321e [2018-12-08 13:14:53,930 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:14:53,930 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-12-08 13:14:53,935 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/19d8e2a1d/117f7e783eb540c59a364af5d7353772/FLAG7f95e321e [2018-12-08 13:14:54,283 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/19d8e2a1d/117f7e783eb540c59a364af5d7353772 [2018-12-08 13:14:54,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:14:54,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:14:54,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:14:54,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:14:54,288 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:14:54,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f49b694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54, skipping insertion in model container [2018-12-08 13:14:54,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:14:54,308 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:14:54,406 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:14:54,408 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:14:54,422 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:14:54,434 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:14:54,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54 WrapperNode [2018-12-08 13:14:54,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:14:54,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:14:54,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:14:54,435 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:14:54,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:14:54,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:14:54,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:14:54,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:14:54,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:14:54,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:14:54,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:14:54,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:14:54,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 [2018-12-08 13:14:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:14:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:14:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:14:54,722 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:14:54,722 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 13:14:54,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:54 BoogieIcfgContainer [2018-12-08 13:14:54,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:14:54,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:14:54,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:14:54,730 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:14:54,730 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:54" (1/1) ... [2018-12-08 13:14:54,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:14:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:54,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 13:14:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 13:14:54,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:14:54,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:54,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 13:14:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 13:14:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:14:54,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:14:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:14:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:14:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:14:54,896 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 13:14:54,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:14:54 ImpRootNode [2018-12-08 13:14:54,911 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:14:54,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:14:54,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:14:54,912 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:14:54,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:54" (3/4) ... [2018-12-08 13:14:54,914 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 13:14:54,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:14:54,915 INFO L168 Benchmark]: Toolchain (without parser) took 629.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -69.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:54,916 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:14:54,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 148.39 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:54,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -129.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:54,917 INFO L168 Benchmark]: Boogie Preprocessor took 23.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:14:54,917 INFO L168 Benchmark]: RCFGBuilder took 204.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:54,917 INFO L168 Benchmark]: CodeCheck took 188.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:54,918 INFO L168 Benchmark]: Witness Printer took 2.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:14:54,919 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: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 23, overapproximation of someUnaryFLOAToperation at line 75, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L75] float x = -0.0f; [L13] __uint32_t w; [L15] int exponent_less_127; [L18] ieee_float_shape_type gf_u; [L19] gf_u.value = (x) [L20] EXPR gf_u.word [L20] (w) = gf_u.word [L23] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L25] COND FALSE !(exponent_less_127 < 23) [L41] COND FALSE !(exponent_less_127 == 128) [L45] return x; [L76] float res = round_float(x); [L79] EXPR res == -0.0f && __signbit_float(res) == 1 [L79] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L80] __VERIFIER_error() * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 148.39 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -129.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 204.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * CodeCheck took 188.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:14:56,360 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:14:56,361 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:14:56,367 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:14:56,367 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:14:56,368 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:14:56,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:14:56,369 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:14:56,370 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:14:56,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:14:56,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:14:56,371 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:14:56,371 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:14:56,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:14:56,372 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:14:56,373 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:14:56,373 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:14:56,374 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:14:56,375 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:14:56,376 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:14:56,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:14:56,377 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:14:56,378 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:14:56,378 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:14:56,378 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:14:56,379 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:14:56,379 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:14:56,380 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:14:56,380 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:14:56,381 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:14:56,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:14:56,381 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:14:56,381 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:14:56,381 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:14:56,382 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:14:56,382 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:14:56,382 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 13:14:56,390 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:14:56,390 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:14:56,390 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:14:56,390 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:14:56,391 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:14:56,391 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:14:56,391 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:14:56,392 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:14:56,392 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:14:56,392 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:14:56,393 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:14:56,393 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:14:56,393 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_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 -> 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 [2018-12-08 13:14:56,412 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:14:56,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:14:56,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:14:56,425 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:14:56,426 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:14:56,426 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-12-08 13:14:56,465 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/408174165/0d6b497ce9e241008372fd8621efe06a/FLAG463cb8253 [2018-12-08 13:14:56,770 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:14:56,770 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-12-08 13:14:56,775 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/408174165/0d6b497ce9e241008372fd8621efe06a/FLAG463cb8253 [2018-12-08 13:14:56,784 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/data/408174165/0d6b497ce9e241008372fd8621efe06a [2018-12-08 13:14:56,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:14:56,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:14:56,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:14:56,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:14:56,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:14:56,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56, skipping insertion in model container [2018-12-08 13:14:56,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:14:56,809 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:14:56,918 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:14:56,922 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:14:56,941 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:14:56,958 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:14:56,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56 WrapperNode [2018-12-08 13:14:56,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:14:56,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:14:56,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:14:56,959 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:14:56,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:14:56,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:14:56,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:14:56,985 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:14:56,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:56,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:57,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:57,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... [2018-12-08 13:14:57,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:14:57,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:14:57,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:14:57,005 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:14:57,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:14:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/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 [2018-12-08 13:14:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 13:14:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:14:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:14:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:14:57,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:14:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 13:14:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:14:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:14:57,150 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:14:57,162 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:14:57,251 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:14:57,251 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 13:14:57,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:57 BoogieIcfgContainer [2018-12-08 13:14:57,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:14:57,252 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:14:57,252 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:14:57,258 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:14:57,258 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:57" (1/1) ... [2018-12-08 13:14:57,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:14:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 13:14:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 13:14:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:14:57,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,319 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 13:14:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 13:14:57,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:14:57,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,348 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:57,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-08 13:14:57,475 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-08 13:14:57,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 13:14:57,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,476 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-08 13:14:57,866 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-08 13:14:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 13:14:57,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,868 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-08 13:14:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-08 13:14:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:14:57,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,883 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-08 13:14:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-08 13:14:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:14:57,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:57,897 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:57,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-08 13:14:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-08 13:14:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 13:14:58,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:14:58,439 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:14:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:14:58,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:14:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:14:59,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:14:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-08 13:14:59,329 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-08 13:14:59,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:14:59,330 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-08 13:14:59,342 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:14:59,400 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 13:14:59,406 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 13:14:59,407 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:14:59,407 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 13:14:59,408 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 13:14:59,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:14:59 ImpRootNode [2018-12-08 13:14:59,408 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:14:59,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:14:59,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:14:59,409 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:14:59,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:14:57" (3/4) ... [2018-12-08 13:14:59,411 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:14:59,418 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-08 13:14:59,418 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 13:14:59,418 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 13:14:59,435 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-08 13:14:59,448 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65406500-c9ab-4dfd-b720-f5b99ef51e6d/bin-2019/ukojak/witness.graphml [2018-12-08 13:14:59,449 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:14:59,449 INFO L168 Benchmark]: Toolchain (without parser) took 2662.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 944.7 MB in the beginning and 896.1 MB in the end (delta: 48.6 MB). Peak memory consumption was 188.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,450 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:14:59,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.89 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,451 INFO L168 Benchmark]: Boogie Preprocessor took 19.67 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:14:59,451 INFO L168 Benchmark]: RCFGBuilder took 246.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,451 INFO L168 Benchmark]: CodeCheck took 2156.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.9 MB in the end (delta: 206.2 MB). Peak memory consumption was 206.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,452 INFO L168 Benchmark]: Witness Printer took 40.18 ms. Allocated memory is still 1.2 GB. Free memory was 902.9 MB in the beginning and 896.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:14:59,453 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, 2.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1340 SDtfs, 450 SDslu, 332 SDs, 0 SdLazy, 1864 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 651 GetRequests, 607 SyntacticMatches, 6 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3824 SizeOfPredicates, 31 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 53 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: 80]: 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: 17]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 58]: 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 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 170.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.89 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.67 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 246.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * CodeCheck took 2156.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.9 MB in the end (delta: 206.2 MB). Peak memory consumption was 206.2 MB. Max. memory is 11.5 GB. * Witness Printer took 40.18 ms. Allocated memory is still 1.2 GB. Free memory was 902.9 MB in the beginning and 896.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...