./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_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_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/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 18318d2897bde0142dc4632253da5d46def4ecbb ......................................................................................................................................................................................................................................................... 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_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/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 18318d2897bde0142dc4632253da5d46def4ecbb .................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:05:57,684 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:05:57,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:05:57,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:05:57,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:05:57,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:05:57,692 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:05:57,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:05:57,694 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:05:57,694 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:05:57,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:05:57,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:05:57,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:05:57,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:05:57,696 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:05:57,696 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:05:57,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:05:57,698 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:05:57,699 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:05:57,699 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:05:57,700 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:05:57,700 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:05:57,701 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:05:57,701 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:05:57,702 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:05:57,702 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:05:57,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:05:57,703 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:05:57,703 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:05:57,704 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:05:57,704 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:05:57,704 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:05:57,704 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:05:57,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:05:57,705 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:05:57,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:05:57,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:05:57,712 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:05:57,712 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:05:57,713 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:05:57,713 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:05:57,713 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:05:57,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:05:57,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:05:57,714 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:05:57,714 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:05:57,715 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:05:57,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:05:57,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:05:57,715 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_83f96bf0-d77b-41e1-9238-976ba5c05041/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-12-08 17:05:57,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:05:57,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:05:57,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:05:57,744 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:05:57,744 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:05:57,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-08 17:05:57,782 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/3acc6460b/54964cf3916a4ac9885a4c125593f724/FLAG18e6f22f0 [2018-12-08 17:05:58,243 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:05:58,243 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-08 17:05:58,247 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/3acc6460b/54964cf3916a4ac9885a4c125593f724/FLAG18e6f22f0 [2018-12-08 17:05:58,255 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/3acc6460b/54964cf3916a4ac9885a4c125593f724 [2018-12-08 17:05:58,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:05:58,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:05:58,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:05:58,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:05:58,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:05:58,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296aed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58, skipping insertion in model container [2018-12-08 17:05:58,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:05:58,278 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:05:58,382 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:05:58,385 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:05:58,406 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:05:58,448 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:05:58,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58 WrapperNode [2018-12-08 17:05:58,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:05:58,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:05:58,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:05:58,449 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:05:58,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:05:58,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:05:58,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:05:58,476 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:05:58,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:05:58,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:05:58,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:05:58,497 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:05:58,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:05:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/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 17:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 17:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 17:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:05:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:05:58,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:05:58,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 17:05:58,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:05:58,781 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:05:58,781 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-08 17:05:58,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:05:58 BoogieIcfgContainer [2018-12-08 17:05:58,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:05:58,782 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:05:58,782 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:05:58,789 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:05:58,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:05:58" (1/1) ... [2018-12-08 17:05:58,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:05:58,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:05:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-08 17:05:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-08 17:05:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:05:58,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:05:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:05:58,888 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 17:05:58,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:05:58,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-08 17:05:58,895 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-08 17:05:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:05:58,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:05:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:05:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:05:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:05:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:05:58,981 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 17:05:59,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:05:59 ImpRootNode [2018-12-08 17:05:59,001 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:05:59,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:05:59,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:05:59,001 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:05:59,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:05:58" (3/4) ... [2018-12-08 17:05:59,004 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 17:05:59,004 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:05:59,004 INFO L168 Benchmark]: Toolchain (without parser) took 746.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -80.6 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:05:59,005 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:05:59,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:05:59,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.42 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:05:59,006 INFO L168 Benchmark]: Boogie Preprocessor took 20.04 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 17:05:59,007 INFO L168 Benchmark]: RCFGBuilder took 285.37 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:05:59,007 INFO L168 Benchmark]: CodeCheck took 218.62 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:05:59,007 INFO L168 Benchmark]: Witness Printer took 3.10 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 17:05:59,009 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, 48 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = 0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_fmod=1, Zero_fmod={2:0}] [L134] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 189.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.42 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.04 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 285.37 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * CodeCheck took 218.62 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.10 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 17:06:00,294 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:06:00,295 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:06:00,300 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:06:00,301 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:06:00,301 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:06:00,302 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:06:00,302 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:06:00,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:06:00,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:06:00,304 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:06:00,304 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:06:00,304 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:06:00,305 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:06:00,305 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:06:00,306 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:06:00,306 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:06:00,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:06:00,308 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:06:00,309 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:06:00,309 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:06:00,310 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:06:00,311 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:06:00,311 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:06:00,311 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:06:00,311 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:06:00,312 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:06:00,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:06:00,312 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:06:00,313 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:06:00,313 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:06:00,313 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:06:00,313 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:06:00,314 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:06:00,314 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:06:00,314 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:06:00,314 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 17:06:00,322 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:06:00,322 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:06:00,322 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:06:00,322 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:06:00,323 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:06:00,323 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:06:00,323 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:06:00,324 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:06:00,324 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:06:00,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:06:00,324 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:06:00,325 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:06:00,325 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_83f96bf0-d77b-41e1-9238-976ba5c05041/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-12-08 17:06:00,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:06:00,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:06:00,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:06:00,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:06:00,353 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:06:00,353 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-08 17:06:00,389 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/2c6d66712/67d716e3a02143ad8d7d820d6ae29c9b/FLAG1b938f093 [2018-12-08 17:06:00,851 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:06:00,852 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-08 17:06:00,858 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/2c6d66712/67d716e3a02143ad8d7d820d6ae29c9b/FLAG1b938f093 [2018-12-08 17:06:00,867 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/data/2c6d66712/67d716e3a02143ad8d7d820d6ae29c9b [2018-12-08 17:06:00,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:06:00,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:06:00,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:06:00,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:06:00,873 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:06:00,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:06:00" (1/1) ... [2018-12-08 17:06:00,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:00, skipping insertion in model container [2018-12-08 17:06:00,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:06:00" (1/1) ... [2018-12-08 17:06:00,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:06:00,893 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:06:01,021 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:06:01,027 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:06:01,057 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:06:01,071 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:06:01,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01 WrapperNode [2018-12-08 17:06:01,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:06:01,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:06:01,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:06:01,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:06:01,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:06:01,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:06:01,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:06:01,129 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:06:01,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... [2018-12-08 17:06:01,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:06:01,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:06:01,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:06:01,156 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:06:01,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:06:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/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 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:06:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 17:06:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:06:01,281 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:06:01,302 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:06:01,320 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:06:02,285 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:06:02,394 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:06:02,394 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-08 17:06:02,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:06:02 BoogieIcfgContainer [2018-12-08 17:06:02,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:06:02,395 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:06:02,395 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:06:02,401 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:06:02,401 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:06:02" (1/1) ... [2018-12-08 17:06:02,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:06:02,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-08 17:06:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-08 17:06:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:06:02,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:02,465 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:02,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:02,496 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 17:06:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-08 17:06:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-08 17:06:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:06:02,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:02,504 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:02,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:07,581 WARN L180 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-12-08 17:06:07,587 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 17:06:08,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2018-12-08 17:06:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2018-12-08 17:06:08,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:06:08,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:08,746 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:08,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:08,838 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 17:06:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-08 17:06:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-08 17:06:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:06:13,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:13,366 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:13,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:13,805 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 17:06:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:25,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-12-08 17:06:25,389 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-12-08 17:06:25,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 17:06:25,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:25,390 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:25,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:25,401 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 17:06:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-12-08 17:06:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-12-08 17:06:25,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 17:06:25,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:06:25,404 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:06:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:06:25,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:06:25,624 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 17:06:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:06:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-12-08 17:06:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-08 17:06:26,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:06:26,136 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-08 17:06:26,144 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 17:06:26,239 INFO L583 CodeCheckObserver]: Invariant with dag size 22 [2018-12-08 17:06:26,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,247 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 17:06:26,248 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,249 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,249 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,252 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 17:06:26,252 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,253 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,253 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,254 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:06:26,254 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 17:06:26,254 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:06:26,255 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:06:26,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:06:26 ImpRootNode [2018-12-08 17:06:26,255 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:06:26,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:06:26,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:06:26,256 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:06:26,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:06:02" (3/4) ... [2018-12-08 17:06:26,260 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:06:26,267 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 17:06:26,268 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 17:06:26,283 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && ~Pluszero~LONGDOUBLE() == x [2018-12-08 17:06:26,291 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_83f96bf0-d77b-41e1-9238-976ba5c05041/bin-2019/ukojak/witness.graphml [2018-12-08 17:06:26,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:06:26,292 INFO L168 Benchmark]: Toolchain (without parser) took 25422.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -133.5 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:06:26,292 INFO L168 Benchmark]: CDTParser took 0.13 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 17:06:26,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.46 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:06:26,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:06:26,293 INFO L168 Benchmark]: Boogie Preprocessor took 26.18 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. [2018-12-08 17:06:26,293 INFO L168 Benchmark]: RCFGBuilder took 1239.03 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: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:06:26,293 INFO L168 Benchmark]: CodeCheck took 23860.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -812.4 kB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:06:26,294 INFO L168 Benchmark]: Witness Printer took 35.79 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. [2018-12-08 17:06:26,295 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, 48 locations, 1 error locations. SAFE Result, 23.7s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 956 SDtfs, 310 SDslu, 260 SDs, 0 SdLazy, 1436 SolverSat, 482 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 48.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 667 GetRequests, 608 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 5354 SizeOfPredicates, 32 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 135]: 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: 20]: Loop Invariant [2018-12-08 17:06:26,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,297 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 17:06:26,297 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,298 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,298 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-08 17:06:26,298 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 17:06:26,299 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,299 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 17:06:26,299 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.46 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 56.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.18 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. * RCFGBuilder took 1239.03 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: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. * CodeCheck took 23860.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -812.4 kB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. * Witness Printer took 35.79 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...