./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_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_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 93969ab48cbc6136b5ad0701aa11c46dc35b2390 ........................................................................................................................................................................................................................................... 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_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 93969ab48cbc6136b5ad0701aa11c46dc35b2390 .......................................................................................................................................................................................................................................................................................... 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 13:15:43,109 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:15:43,111 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:15:43,118 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:15:43,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:15:43,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:15:43,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:15:43,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:15:43,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:15:43,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:15:43,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:15:43,123 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:15:43,124 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:15:43,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:15:43,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:15:43,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:15:43,126 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:15:43,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:15:43,129 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:15:43,130 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:15:43,130 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:15:43,131 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:15:43,133 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:15:43,133 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:15:43,133 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:15:43,134 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:15:43,135 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:15:43,136 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:15:43,136 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:15:43,137 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:15:43,137 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:15:43,138 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:15:43,138 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:15:43,138 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:15:43,138 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:15:43,139 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:15:43,140 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:15:43,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:15:43,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:15:43,148 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:15:43,148 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:15:43,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:15:43,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:15:43,149 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:15:43,149 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:15:43,149 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:15:43,149 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:15:43,150 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:15:43,151 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:15:43,151 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:15:43,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:15:43,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:15:43,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:15:43,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:15:43,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:15:43,152 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:15:43,152 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:15:43,152 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:15:43,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:15:43,152 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_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-11-10 13:15:43,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:15:43,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:15:43,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:15:43,186 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:15:43,187 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:15:43,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-10 13:15:43,222 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/26167bb81/55ba33a795b4418ea6e742d28799516b/FLAGc568e1613 [2018-11-10 13:15:43,614 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:15:43,614 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-10 13:15:43,619 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/26167bb81/55ba33a795b4418ea6e742d28799516b/FLAGc568e1613 [2018-11-10 13:15:43,629 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/26167bb81/55ba33a795b4418ea6e742d28799516b [2018-11-10 13:15:43,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:15:43,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:15:43,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:43,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:15:43,635 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:15:43,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d14c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43, skipping insertion in model container [2018-11-10 13:15:43,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:15:43,659 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:15:43,766 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:43,768 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:15:43,782 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:43,795 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:15:43,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43 WrapperNode [2018-11-10 13:15:43,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:43,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:15:43,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:15:43,796 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:15:43,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:15:43,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:15:43,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:15:43,831 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:15:43,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... [2018-11-10 13:15:43,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:15:43,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:15:43,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:15:43,853 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:15:43,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:15:43,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:15:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:15:44,393 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:15:44,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:44 BoogieIcfgContainer [2018-11-10 13:15:44,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:15:44,394 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:15:44,394 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:15:44,400 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:15:44,401 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:44" (1/1) ... [2018-11-10 13:15:44,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:44,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 13:15:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 13:15:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 13:15:44,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:44,499 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 13:15:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 13:15:44,507 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 13:15:44,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:15:44,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:15:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:15:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:15:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:15:44,620 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 13:15:44,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:15:44 ImpRootNode [2018-11-10 13:15:44,640 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:15:44,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:15:44,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:15:44,640 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:15:44,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:44" (3/4) ... [2018-11-10 13:15:44,643 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 13:15:44,643 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:15:44,644 INFO L168 Benchmark]: Toolchain (without parser) took 1011.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -102.0 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:44,645 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:44,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:44,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.45 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:44,647 INFO L168 Benchmark]: Boogie Preprocessor took 22.60 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:44,647 INFO L168 Benchmark]: RCFGBuilder took 540.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:44,648 INFO L168 Benchmark]: CodeCheck took 246.11 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: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:44,648 INFO L168 Benchmark]: Witness Printer took 3.56 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 13:15:44,650 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 75, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_floor = 1.0e30; [L75] float x = -0.0f; [L76] CALL, EXPR floor_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=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_floor=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_floor=1000000000000000000000000000000] [L76] EXPR floor_float(x) [L76] float res = floor_float(x); [L79] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 162.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.45 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.60 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 540.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 246.11 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: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.56 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 13:15:46,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:15:46,078 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:15:46,086 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:15:46,086 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:15:46,087 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:15:46,088 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:15:46,089 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:15:46,090 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:15:46,090 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:15:46,091 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:15:46,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:15:46,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:15:46,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:15:46,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:15:46,094 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:15:46,095 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:15:46,096 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:15:46,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:15:46,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:15:46,100 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:15:46,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:15:46,102 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:15:46,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:15:46,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:15:46,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:15:46,104 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:15:46,105 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:15:46,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:15:46,106 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:15:46,106 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:15:46,107 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:15:46,108 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:15:46,108 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:15:46,108 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:15:46,109 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:15:46,109 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 13:15:46,120 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:15:46,120 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:15:46,121 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:15:46,121 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:15:46,121 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:15:46,121 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:15:46,122 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:15:46,122 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:15:46,123 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:15:46,123 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:15:46,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:15:46,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:15:46,124 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:15:46,124 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_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-11-10 13:15:46,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:15:46,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:15:46,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:15:46,164 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:15:46,165 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:15:46,165 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-10 13:15:46,201 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/435d61912/48cf13a08e1e4722865d33d4d9cd87c0/FLAG94d5f6c46 [2018-11-10 13:15:46,500 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:15:46,501 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-10 13:15:46,505 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/435d61912/48cf13a08e1e4722865d33d4d9cd87c0/FLAG94d5f6c46 [2018-11-10 13:15:46,513 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/data/435d61912/48cf13a08e1e4722865d33d4d9cd87c0 [2018-11-10 13:15:46,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:15:46,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:15:46,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:46,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:15:46,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:15:46,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f8d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46, skipping insertion in model container [2018-11-10 13:15:46,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:15:46,549 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:15:46,669 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:46,674 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:15:46,693 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:46,713 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:15:46,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46 WrapperNode [2018-11-10 13:15:46,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:46,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:15:46,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:15:46,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:15:46,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:15:46,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:15:46,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:15:46,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:15:46,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... [2018-11-10 13:15:46,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:15:46,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:15:46,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:15:46,768 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:15:46,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/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 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:15:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:15:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 13:15:46,954 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:15:46,963 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:15:47,251 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:15:47,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:15:48,532 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:15:48,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:48 BoogieIcfgContainer [2018-11-10 13:15:48,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:15:48,533 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:15:48,533 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:15:48,542 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:15:48,542 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:48" (1/1) ... [2018-11-10 13:15:48,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 13:15:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 13:15:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 13:15:48,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:48,607 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:48,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:48,637 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 13:15:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 13:15:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 13:15:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:15:48,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:48,648 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:48,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:48,715 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 13:15:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:48,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 13:15:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 13:15:48,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 13:15:48,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:48,832 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:48,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:48,894 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 13:15:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 13:15:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 13:15:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 13:15:49,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:49,325 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:49,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:49,342 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 13:15:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 13:15:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 13:15:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 13:15:49,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:49,347 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:49,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:49,362 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 13:15:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 13:15:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 13:15:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 13:15:49,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:49,368 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:49,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:49,483 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 13:15:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 13:15:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 13:15:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 13:15:49,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:15:49,998 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 13:15:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:50,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:50,181 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 13:15:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:15:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 13:15:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 13:15:50,452 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:15:50,452 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 13:15:50,458 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 13:15:50,504 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:15:50,506 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 13:15:50,511 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 13:15:50,512 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 13:15:50,512 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 13:15:50,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:15:50 ImpRootNode [2018-11-10 13:15:50,513 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:15:50,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:15:50,514 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:15:50,514 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:15:50,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:48" (3/4) ... [2018-11-10 13:15:50,517 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:15:50,524 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 13:15:50,524 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 13:15:50,524 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 13:15:50,525 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 13:15:50,542 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-10 13:15:50,562 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8ac724e3-7df9-44e6-9a1b-2ddce37cbd74/bin-2019/ukojak/witness.graphml [2018-11-10 13:15:50,562 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:15:50,563 INFO L168 Benchmark]: Toolchain (without parser) took 4047.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 949.7 MB in the beginning and 867.8 MB in the end (delta: 81.9 MB). Peak memory consumption was 209.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:50,564 INFO L168 Benchmark]: CDTParser took 0.11 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 13:15:50,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.86 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:50,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:50,565 INFO L168 Benchmark]: Boogie Preprocessor took 24.19 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:50,565 INFO L168 Benchmark]: RCFGBuilder took 1765.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -125.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:50,565 INFO L168 Benchmark]: CodeCheck took 1980.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 867.8 MB in the end (delta: 191.6 MB). Peak memory consumption was 191.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:50,565 INFO L168 Benchmark]: Witness Printer took 48.78 ms. Allocated memory is still 1.2 GB. Free memory is still 867.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:50,567 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, 1.8s 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, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 4472 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: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 196.86 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.19 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1765.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -125.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 1980.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 867.8 MB in the end (delta: 191.6 MB). Peak memory consumption was 191.6 MB. Max. memory is 11.5 GB. * Witness Printer took 48.78 ms. Allocated memory is still 1.2 GB. Free memory is still 867.8 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...