./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_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_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/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 2e3b677629e69b083ff740542124e952dcae7545 ........................................................................................................................................................................................................................................ 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_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/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 2e3b677629e69b083ff740542124e952dcae7545 .................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:22:23,710 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:22:23,712 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:22:23,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:22:23,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:22:23,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:22:23,722 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:22:23,723 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:22:23,725 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:22:23,725 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:22:23,726 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:22:23,726 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:22:23,727 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:22:23,728 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:22:23,729 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:22:23,730 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:22:23,730 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:22:23,732 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:22:23,733 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:22:23,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:22:23,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:22:23,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:22:23,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:22:23,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:22:23,739 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:22:23,740 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:22:23,741 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:22:23,742 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:22:23,742 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:22:23,743 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:22:23,744 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:22:23,744 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:22:23,744 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:22:23,744 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:22:23,745 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:22:23,746 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:22:23,746 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:22:23,758 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:22:23,758 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:22:23,759 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:22:23,759 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:22:23,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:22:23,760 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:22:23,760 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:22:23,760 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:22:23,760 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:22:23,760 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:22:23,761 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:22:23,762 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:22:23,762 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:22:23,762 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:22:23,762 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:22:23,762 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:22:23,762 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:22:23,763 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:22:23,763 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:22:23,763 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:22:23,763 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:22:23,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:22:23,763 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_f40a7c52-07e6-485c-b748-4ed709f5786f/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-11-10 04:22:23,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:22:23,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:22:23,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:22:23,807 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:22:23,807 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:22:23,808 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-11-10 04:22:23,858 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/4268031a1/05ad4e0889524aed8e24fa76dc638e0a/FLAG5a0231073 [2018-11-10 04:22:24,186 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:22:24,187 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-11-10 04:22:24,191 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/4268031a1/05ad4e0889524aed8e24fa76dc638e0a/FLAG5a0231073 [2018-11-10 04:22:24,202 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/4268031a1/05ad4e0889524aed8e24fa76dc638e0a [2018-11-10 04:22:24,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:22:24,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:22:24,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:22:24,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:22:24,210 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:22:24,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e93f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24, skipping insertion in model container [2018-11-10 04:22:24,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:22:24,245 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:22:24,391 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:22:24,394 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:22:24,413 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:22:24,430 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:22:24,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24 WrapperNode [2018-11-10 04:22:24,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:22:24,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:22:24,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:22:24,431 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:22:24,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:22:24,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:22:24,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:22:24,466 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:22:24,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... [2018-11-10 04:22:24,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:22:24,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:22:24,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:22:24,492 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:22:24,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/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 [2018-11-10 04:22:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 04:22:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:22:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 04:22:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:22:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:22:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 04:22:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:22:25,114 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:22:25,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:25 BoogieIcfgContainer [2018-11-10 04:22:25,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:22:25,115 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:22:25,115 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:22:25,128 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:22:25,128 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:25" (1/1) ... [2018-11-10 04:22:25,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:22:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 04:22:25,168 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 04:22:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 04:22:25,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:25,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 04:22:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 04:22:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:22:25,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:22:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:22:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:22:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:22:25,373 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 04:22:25,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:22:25 ImpRootNode [2018-11-10 04:22:25,405 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:22:25,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:22:25,406 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:22:25,407 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:22:25,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:25" (3/4) ... [2018-11-10 04:22:25,411 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:22:25,411 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:22:25,412 INFO L168 Benchmark]: Toolchain (without parser) took 1207.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 961.9 MB in the beginning and 1.1 GB in the end (delta: -107.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:25,414 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:22:25,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:25,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:25,416 INFO L168 Benchmark]: Boogie Preprocessor took 25.72 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:22:25,416 INFO L168 Benchmark]: RCFGBuilder took 623.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:25,417 INFO L168 Benchmark]: CodeCheck took 290.01 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:25,417 INFO L168 Benchmark]: Witness Printer took 5.55 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. [2018-11-10 04:22:25,420 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, 53 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, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = 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] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 224.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 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 34.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.72 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 623.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 290.01 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.55 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 0.1.23-1dbac8b [2018-11-10 04:22:27,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:22:27,124 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:22:27,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:22:27,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:22:27,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:22:27,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:22:27,137 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:22:27,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:22:27,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:22:27,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:22:27,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:22:27,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:22:27,143 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:22:27,144 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:22:27,145 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:22:27,145 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:22:27,147 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:22:27,149 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:22:27,150 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:22:27,151 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:22:27,152 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:22:27,154 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:22:27,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:22:27,155 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:22:27,156 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:22:27,157 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:22:27,157 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:22:27,158 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:22:27,159 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:22:27,159 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:22:27,160 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:22:27,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:22:27,160 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:22:27,161 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:22:27,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:22:27,162 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 04:22:27,175 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:22:27,176 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:22:27,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:22:27,176 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:22:27,177 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:22:27,177 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:22:27,178 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:22:27,178 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:22:27,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:22:27,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:22:27,178 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:22:27,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:22:27,179 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:22:27,179 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:22:27,180 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:22:27,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:22:27,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:22:27,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:22:27,180 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:22:27,180 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:22:27,180 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:22:27,181 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 04:22:27,181 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:22:27,181 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:22:27,181 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:22:27,181 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:22:27,181 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_f40a7c52-07e6-485c-b748-4ed709f5786f/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-11-10 04:22:27,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:22:27,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:22:27,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:22:27,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:22:27,236 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:22:27,237 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-11-10 04:22:27,289 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/2be696f0e/b33b212ec9ca4c68b3cd94b4f8206bb8/FLAG56e87e5b7 [2018-11-10 04:22:27,675 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:22:27,675 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-11-10 04:22:27,681 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/2be696f0e/b33b212ec9ca4c68b3cd94b4f8206bb8/FLAG56e87e5b7 [2018-11-10 04:22:27,691 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/data/2be696f0e/b33b212ec9ca4c68b3cd94b4f8206bb8 [2018-11-10 04:22:27,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:22:27,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:22:27,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:22:27,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:22:27,700 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:22:27,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4580883d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27, skipping insertion in model container [2018-11-10 04:22:27,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:22:27,728 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:22:27,883 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:22:27,888 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:22:27,909 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:22:27,929 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:22:27,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27 WrapperNode [2018-11-10 04:22:27,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:22:27,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:22:27,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:22:27,931 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:22:27,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:22:27,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:22:27,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:22:27,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:22:27,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:27,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... [2018-11-10 04:22:28,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:22:28,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:22:28,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:22:28,003 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:22:28,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:22:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/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 [2018-11-10 04:22:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:22:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 04:22:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:22:28,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:22:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 04:22:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:22:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 04:22:28,242 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:22:28,251 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:22:28,629 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:22:28,634 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:22:29,827 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:22:29,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:29 BoogieIcfgContainer [2018-11-10 04:22:29,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:22:29,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:22:29,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:22:29,836 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:22:29,836 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:29" (1/1) ... [2018-11-10 04:22:29,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:22:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:29,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 04:22:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 04:22:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 04:22:29,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:29,915 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:29,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 04:22:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 04:22:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:22:29,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:29,965 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:29,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 04:22:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 04:22:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:22:30,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:30,236 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:30,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 04:22:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 04:22:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:22:31,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:31,238 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:31,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 04:22:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 04:22:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:22:31,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:31,268 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:31,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:31,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 04:22:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 04:22:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:22:31,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:31,292 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:31,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:32,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 04:22:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 04:22:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:22:32,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:22:32,117 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 04:22:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:22:32,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:22:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:22:32,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:22:32,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 04:22:32,714 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 04:22:32,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:22:32,714 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 04:22:32,723 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:22:32,791 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 04:22:32,798 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:22:32,798 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 04:22:32,799 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 04:22:32,799 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 04:22:32,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:22:32 ImpRootNode [2018-11-10 04:22:32,800 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:22:32,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:22:32,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:22:32,801 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:22:32,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:22:29" (3/4) ... [2018-11-10 04:22:32,804 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:22:32,812 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 04:22:32,813 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 04:22:32,813 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 04:22:32,813 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 04:22:32,835 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-11-10 04:22:32,861 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f40a7c52-07e6-485c-b748-4ed709f5786f/bin-2019/ukojak/witness.graphml [2018-11-10 04:22:32,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:22:32,862 INFO L168 Benchmark]: Toolchain (without parser) took 5167.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 951.9 MB in the beginning and 906.6 MB in the end (delta: 45.3 MB). Peak memory consumption was 198.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:32,863 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-10 04:22:32,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:32,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.36 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:22:32,864 INFO L168 Benchmark]: Boogie Preprocessor took 31.19 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:22:32,864 INFO L168 Benchmark]: RCFGBuilder took 1825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:32,864 INFO L168 Benchmark]: CodeCheck took 2972.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.6 MB in the end (delta: 185.9 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:22:32,865 INFO L168 Benchmark]: Witness Printer took 60.26 ms. Allocated memory is still 1.2 GB. Free memory is still 906.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:22:32,867 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, 53 locations, 1 error locations. SAFE Result, 2.8s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3959 SizeOfPredicates, 38 NumberOfNonLiveVariables, 227 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 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 Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 234.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 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 39.36 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.19 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 2972.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.6 MB in the end (delta: 185.9 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. * Witness Printer took 60.26 ms. Allocated memory is still 1.2 GB. Free memory is still 906.6 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...