./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/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 515d13351b6efee56e7d1331680e6aaafc770d9e ...................................................................................................................................................................................................................................................... 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_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/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 515d13351b6efee56e7d1331680e6aaafc770d9e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:57:20,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:57:20,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:57:20,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:57:20,218 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:57:20,218 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:57:20,219 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:57:20,220 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:57:20,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:57:20,222 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:57:20,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:57:20,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:57:20,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:57:20,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:57:20,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:57:20,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:57:20,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:57:20,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:57:20,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:57:20,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:57:20,229 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:57:20,230 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:57:20,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:57:20,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:57:20,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:57:20,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:57:20,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:57:20,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:57:20,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:57:20,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:57:20,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:57:20,236 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:57:20,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:57:20,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:57:20,237 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:57:20,237 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:57:20,237 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:57:20,247 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:57:20,247 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:57:20,248 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:57:20,248 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:57:20,248 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:57:20,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:57:20,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:57:20,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:57:20,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:57:20,250 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:57:20,250 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:57:20,250 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:57:20,250 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:57:20,250 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:57:20,250 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:57:20,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:57:20,251 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:57:20,251 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:57:20,251 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:57:20,251 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:57:20,251 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:57:20,251 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:57:20,251 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_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2018-11-18 09:57:20,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:57:20,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:57:20,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:57:20,282 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:57:20,283 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:57:20,283 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-11-18 09:57:20,317 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/87a2b5893/c7786bc43e4c4e8885a6e2696975eeea/FLAGa566fda32 [2018-11-18 09:57:20,715 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:57:20,716 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-11-18 09:57:20,720 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/87a2b5893/c7786bc43e4c4e8885a6e2696975eeea/FLAGa566fda32 [2018-11-18 09:57:20,728 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/87a2b5893/c7786bc43e4c4e8885a6e2696975eeea [2018-11-18 09:57:20,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:57:20,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:57:20,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:57:20,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:57:20,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:57:20,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63274aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20, skipping insertion in model container [2018-11-18 09:57:20,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:57:20,758 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:57:20,863 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:57:20,865 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:57:20,880 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:57:20,893 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:57:20,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20 WrapperNode [2018-11-18 09:57:20,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:57:20,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:57:20,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:57:20,894 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:57:20,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:57:20,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:57:20,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:57:20,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:57:20,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... [2018-11-18 09:57:20,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:57:20,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:57:20,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:57:20,985 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:57:20,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:57:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:57:21,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:57:21,306 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:57:21,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:21 BoogieIcfgContainer [2018-11-18 09:57:21,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:57:21,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:57:21,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:57:21,316 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:57:21,316 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:21" (1/1) ... [2018-11-18 09:57:21,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:57:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-18 09:57:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-18 09:57:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:57:21,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:57:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:57:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:57:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-18 09:57:21,443 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-18 09:57:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 09:57:21,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:57:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:57:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:57:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:57:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:57:21,564 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 09:57:21,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:57:21 ImpRootNode [2018-11-18 09:57:21,590 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:57:21,590 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:57:21,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:57:21,590 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:57:21,590 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:21" (3/4) ... [2018-11-18 09:57:21,593 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:57:21,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:57:21,594 INFO L168 Benchmark]: Toolchain (without parser) took 863.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -122.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:21,595 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:57:21,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:21,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:21,597 INFO L168 Benchmark]: Boogie Preprocessor took 23.79 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. [2018-11-18 09:57:21,597 INFO L168 Benchmark]: RCFGBuilder took 321.06 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:21,598 INFO L168 Benchmark]: CodeCheck took 283.10 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:21,598 INFO L168 Benchmark]: Witness Printer took 3.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:57:21,600 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, 29 locations, 1 error locations. UNSAFE Result, 0.2s 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, 60 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 64. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = 1.0f / 0.0f; [L77] CALL, EXPR ceil_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (i0) = gf_u.word [L20] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] EXPR ceil_float(x) [L77] float res = ceil_float(x); [L80] CALL, EXPR isinf_float(res) [L58] __int32_t ix; VAL [huge_ceil=1000000000000000000000000000000] [L60] FCALL ieee_float_shape_type gf_u; [L61] FCALL gf_u.value = (x) [L62] EXPR, FCALL gf_u.word [L62] (ix) = gf_u.word [L63] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000] [L64] ix &= 0x7fffffff [L65] RET return ((ix) == 0x7f800000L); [L80] EXPR isinf_float(res) [L80] COND TRUE !isinf_float(res) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.79 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. * RCFGBuilder took 321.06 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 283.10 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 09:57:22,989 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:57:22,990 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:57:22,997 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:57:22,998 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:57:22,998 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:57:22,999 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:57:23,000 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:57:23,002 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:57:23,002 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:57:23,003 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:57:23,003 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:57:23,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:57:23,004 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:57:23,005 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:57:23,005 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:57:23,006 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:57:23,007 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:57:23,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:57:23,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:57:23,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:57:23,011 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:57:23,012 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:57:23,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:57:23,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:57:23,013 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:57:23,014 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:57:23,015 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:57:23,015 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:57:23,016 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:57:23,016 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:57:23,016 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:57:23,017 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:57:23,017 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:57:23,017 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:57:23,018 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:57:23,018 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:57:23,030 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:57:23,030 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:57:23,031 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:57:23,031 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:57:23,032 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:57:23,032 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:57:23,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:57:23,033 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:57:23,033 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:57:23,034 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:57:23,034 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:57:23,034 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:57:23,034 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:57:23,034 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:57:23,034 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:57:23,034 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:57:23,035 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:57:23,035 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:57:23,035 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:57:23,035 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:57:23,035 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:57:23,035 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_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2018-11-18 09:57:23,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:57:23,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:57:23,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:57:23,079 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:57:23,079 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:57:23,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-11-18 09:57:23,123 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/5f9e9d1e5/af2fb712258b49a3ac565d3ea98684cb/FLAG6ab112dcf [2018-11-18 09:57:23,510 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:57:23,511 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-11-18 09:57:23,516 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/5f9e9d1e5/af2fb712258b49a3ac565d3ea98684cb/FLAG6ab112dcf [2018-11-18 09:57:23,525 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/data/5f9e9d1e5/af2fb712258b49a3ac565d3ea98684cb [2018-11-18 09:57:23,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:57:23,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:57:23,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:57:23,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:57:23,531 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:57:23,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de8ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23, skipping insertion in model container [2018-11-18 09:57:23,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:57:23,553 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:57:23,671 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:57:23,675 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:57:23,694 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:57:23,710 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:57:23,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23 WrapperNode [2018-11-18 09:57:23,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:57:23,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:57:23,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:57:23,712 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:57:23,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:57:23,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:57:23,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:57:23,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:57:23,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... [2018-11-18 09:57:23,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:57:23,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:57:23,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:57:23,808 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:57:23,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:57:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:57:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 09:57:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:57:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:57:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:57:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:57:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 09:57:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:57:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:57:23,983 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:57:25,141 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:57:25,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:25 BoogieIcfgContainer [2018-11-18 09:57:25,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:57:25,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:57:25,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:57:25,148 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:57:25,149 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:25" (1/1) ... [2018-11-18 09:57:25,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:57:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-18 09:57:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-18 09:57:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:57:25,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:57:25,210 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:57:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:57:25,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:57:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:57:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-18 09:57:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-18 09:57:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 09:57:25,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:57:25,249 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:57:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:57:25,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:57:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:57:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-11-18 09:57:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-11-18 09:57:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 09:57:25,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:57:25,835 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:57:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:57:25,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:57:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:57:26,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:57:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-11-18 09:57:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-11-18 09:57:26,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:57:26,259 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 09:57:26,265 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:57:26,293 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 09:57:26,297 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,297 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,298 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,298 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,298 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,300 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,300 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,301 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,301 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,301 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,302 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:57:26,302 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 09:57:26,302 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,306 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,306 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,306 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,307 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,307 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,308 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,308 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,308 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,309 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,309 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 09:57:26,309 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,310 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 09:57:26,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,312 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,312 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,312 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,313 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,313 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,313 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:57:26 ImpRootNode [2018-11-18 09:57:26,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:57:26,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:57:26,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:57:26,314 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:57:26,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:57:25" (3/4) ... [2018-11-18 09:57:26,318 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:57:26,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-18 09:57:26,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:57:26,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:57:26,349 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2018-11-18 09:57:26,370 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4e84199b-cd64-41f3-b7ac-b5cb732e6d54/bin-2019/ukojak/witness.graphml [2018-11-18 09:57:26,370 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:57:26,371 INFO L168 Benchmark]: Toolchain (without parser) took 2843.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 950.8 MB in the beginning and 983.4 MB in the end (delta: -32.6 MB). Peak memory consumption was 117.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,372 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:57:26,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 182.40 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.93 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:57:26,373 INFO L168 Benchmark]: Boogie Preprocessor took 68.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -204.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,373 INFO L168 Benchmark]: RCFGBuilder took 1333.76 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,374 INFO L168 Benchmark]: CodeCheck took 1171.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.2 MB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,374 INFO L168 Benchmark]: Witness Printer took 56.45 ms. Allocated memory is still 1.2 GB. Free memory was 990.2 MB in the beginning and 983.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:57:26,376 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, 29 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 90 SDtfs, 20 SDslu, 16 SDs, 0 SdLazy, 150 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 222 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 2382 SizeOfPredicates, 16 NumberOfNonLiveVariables, 100 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 81]: 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: 13]: Loop Invariant [2018-11-18 09:57:26,377 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,377 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,378 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,378 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,378 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,378 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,378 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant [2018-11-18 09:57:26,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,380 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,381 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,381 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,381 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 16]: Loop Invariant [2018-11-18 09:57:26,381 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,381 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,382 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,383 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,383 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,383 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:57:26,383 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 182.40 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.93 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -204.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1333.76 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1171.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.2 MB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. * Witness Printer took 56.45 ms. Allocated memory is still 1.2 GB. Free memory was 990.2 MB in the beginning and 983.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...