./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 b88866a66e040da6249cd5acf77993c03d3c500f ....................................................................................................................................................................................................................................................... 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_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 b88866a66e040da6249cd5acf77993c03d3c500f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:55:50,174 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:55:50,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:55:50,189 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:55:50,189 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:55:50,190 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:55:50,191 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:55:50,192 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:55:50,193 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:55:50,194 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:55:50,195 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:55:50,195 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:55:50,196 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:55:50,197 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:55:50,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:55:50,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:55:50,199 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:55:50,202 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:55:50,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:55:50,204 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:55:50,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:55:50,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:55:50,208 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:55:50,208 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:55:50,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:55:50,209 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:55:50,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:55:50,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:55:50,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:55:50,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:55:50,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:55:50,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:55:50,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:55:50,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:55:50,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:55:50,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:55:50,223 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:55:50,238 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:55:50,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:55:50,239 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:55:50,239 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:55:50,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:55:50,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:55:50,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:55:50,241 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:55:50,241 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:55:50,242 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:55:50,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:55:50,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:55:50,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:55:50,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:55:50,244 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:55:50,244 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:55:50,244 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:55:50,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:55:50,244 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_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 -> b88866a66e040da6249cd5acf77993c03d3c500f [2018-10-26 23:55:50,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:55:50,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:55:50,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:55:50,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:55:50,287 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:55:50,287 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-10-26 23:55:50,329 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/49ccc9b2d/3bf59e3325ee4da08c2def722711f4aa/FLAG72356f506 [2018-10-26 23:55:50,697 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:55:50,697 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-10-26 23:55:50,703 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/49ccc9b2d/3bf59e3325ee4da08c2def722711f4aa/FLAG72356f506 [2018-10-26 23:55:50,715 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/49ccc9b2d/3bf59e3325ee4da08c2def722711f4aa [2018-10-26 23:55:50,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:55:50,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:55:50,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:55:50,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:55:50,723 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:55:50,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549f6ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50, skipping insertion in model container [2018-10-26 23:55:50,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:55:50,752 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:55:50,876 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:55:50,878 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:55:50,899 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:55:50,915 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:55:50,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50 WrapperNode [2018-10-26 23:55:50,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:55:50,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:55:50,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:55:50,916 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:55:50,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:55:50,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:55:50,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:55:50,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:55:50,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... [2018-10-26 23:55:50,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:55:50,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:55:50,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:55:50,976 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:55:50,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 [2018-10-26 23:55:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:55:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:55:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 23:55:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:55:51,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:55:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:55:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:55:51,962 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:55:51,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:51 BoogieIcfgContainer [2018-10-26 23:55:51,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:55:51,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:55:51,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:55:51,970 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:55:51,970 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:51" (1/1) ... [2018-10-26 23:55:51,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:55:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 23:55:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 23:55:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 23:55:52,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:55:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:55:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:55:52,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 23:55:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 23:55:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 23:55:52,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:55:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:55:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:55:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:55:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:55:52,251 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 23:55:52,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:55:52 ImpRootNode [2018-10-26 23:55:52,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:55:52,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:55:52,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:55:52,281 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:55:52,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:51" (3/4) ... [2018-10-26 23:55:52,288 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:55:52,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:55:52,289 INFO L168 Benchmark]: Toolchain (without parser) took 1570.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 959.6 MB in the beginning and 1.0 GB in the end (delta: -85.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,290 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:55:52,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.00 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 948.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,292 INFO L168 Benchmark]: Boogie Preprocessor took 25.54 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,292 INFO L168 Benchmark]: RCFGBuilder took 986.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -122.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,293 INFO L168 Benchmark]: CodeCheck took 317.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,293 INFO L168 Benchmark]: Witness Printer took 6.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:52,296 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, 52 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 196.00 ms. Allocated memory is still 1.0 GB. Free memory was 959.6 MB in the beginning and 948.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.54 ms. Allocated memory is still 1.0 GB. Free memory was 946.2 MB in the beginning and 943.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 986.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -122.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 317.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:55:54,113 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:55:54,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:55:54,123 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:55:54,124 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:55:54,124 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:55:54,125 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:55:54,127 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:55:54,129 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:55:54,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:55:54,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:55:54,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:55:54,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:55:54,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:55:54,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:55:54,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:55:54,134 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:55:54,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:55:54,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:55:54,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:55:54,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:55:54,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:55:54,142 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:55:54,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:55:54,143 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:55:54,144 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:55:54,145 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:55:54,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:55:54,146 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:55:54,147 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:55:54,148 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:55:54,148 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:55:54,148 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:55:54,149 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:55:54,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:55:54,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:55:54,150 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:55:54,162 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:55:54,163 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:55:54,163 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:55:54,164 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:55:54,164 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:55:54,164 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:55:54,164 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:55:54,165 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:55:54,166 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:55:54,166 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:55:54,166 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:55:54,166 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:55:54,166 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:55:54,166 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:55:54,166 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:55:54,167 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:55:54,167 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:55:54,168 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:55:54,168 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:55:54,168 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_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 -> b88866a66e040da6249cd5acf77993c03d3c500f [2018-10-26 23:55:54,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:55:54,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:55:54,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:55:54,214 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:55:54,214 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:55:54,215 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-10-26 23:55:54,260 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/417fbaf94/3bd4666bb5d54863b32ebd1decf3a8f5/FLAG2ab1f416e [2018-10-26 23:55:54,605 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:55:54,606 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-10-26 23:55:54,612 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/417fbaf94/3bd4666bb5d54863b32ebd1decf3a8f5/FLAG2ab1f416e [2018-10-26 23:55:54,621 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/data/417fbaf94/3bd4666bb5d54863b32ebd1decf3a8f5 [2018-10-26 23:55:54,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:55:54,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:55:54,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:55:54,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:55:54,628 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:55:54,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565f466b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54, skipping insertion in model container [2018-10-26 23:55:54,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:55:54,657 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:55:54,805 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:55:54,812 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:55:54,835 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:55:54,855 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:55:54,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54 WrapperNode [2018-10-26 23:55:54,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:55:54,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:55:54,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:55:54,856 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:55:54,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:55:54,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:55:54,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:55:54,891 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:55:54,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... [2018-10-26 23:55:54,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:55:54,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:55:54,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:55:54,917 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:55:54,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:55:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/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 [2018-10-26 23:55:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:55:55,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 23:55:55,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:55:55,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:55:55,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 23:55:55,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:55:55,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 23:55:55,313 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:55:55,359 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:55:55,822 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:55:55,839 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:55:57,176 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:55:57,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:57 BoogieIcfgContainer [2018-10-26 23:55:57,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:55:57,177 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:55:57,177 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:55:57,190 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:55:57,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:57" (1/1) ... [2018-10-26 23:55:57,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:55:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 23:55:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 23:55:57,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 23:55:57,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:55:57,285 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:55:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:55:57,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:55:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:55:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:57,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 23:55:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 23:55:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 23:55:57,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:55:57,351 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:55:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:55:57,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:55:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:55:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-10-26 23:55:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-10-26 23:55:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 23:55:58,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:55:58,361 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:55:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:55:58,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:55:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:55:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:55:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-10-26 23:55:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-10-26 23:55:58,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:55:58,897 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-10-26 23:55:58,905 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:55:58,954 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-26 23:55:58,958 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,964 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,964 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,964 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,965 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:55:58,965 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-10-26 23:55:58,966 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,966 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,966 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,967 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,967 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,967 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,968 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,968 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,968 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,968 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,969 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 23:55:58,969 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,969 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,969 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,970 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,970 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-26 23:55:58,970 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,970 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,971 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,971 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,971 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,972 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,972 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,972 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,972 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,972 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:58,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:55:58 ImpRootNode [2018-10-26 23:55:58,973 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:55:58,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:55:58,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:55:58,974 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:55:58,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:55:57" (3/4) ... [2018-10-26 23:55:58,977 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:55:58,987 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-10-26 23:55:58,987 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-26 23:55:58,988 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 23:55:58,988 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 23:55:59,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == \result [2018-10-26 23:55:59,040 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a5ec76f7-6b9f-4ebf-ab0a-95cab01aca8c/bin-2019/ukojak/witness.graphml [2018-10-26 23:55:59,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:55:59,040 INFO L168 Benchmark]: Toolchain (without parser) took 4417.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -48.0 MB). Peak memory consumption was 111.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:59,042 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-10-26 23:55:59,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.95 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:59,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.31 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:55:59,043 INFO L168 Benchmark]: Boogie Preprocessor took 25.92 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:55:59,043 INFO L168 Benchmark]: RCFGBuilder took 2259.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:59,043 INFO L168 Benchmark]: CodeCheck took 1796.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:55:59,044 INFO L168 Benchmark]: Witness Printer took 66.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:55:59,046 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, 52 locations, 1 error locations. SAFE Result, 1.6s 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, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 222 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 2550 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 [2018-10-26 23:55:59,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,048 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,048 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,048 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,048 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant [2018-10-26 23:55:59,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 16]: Loop Invariant [2018-10-26 23:55:59,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 59]: Loop Invariant [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:55:59,054 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 230.95 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 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 34.31 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.92 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2259.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1796.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...