./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ................................................................................................................................................................................................................................. 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_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c .................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:04:12,447 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:04:12,448 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:04:12,455 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:04:12,456 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:04:12,456 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:04:12,457 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:04:12,458 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:04:12,459 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:04:12,460 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:04:12,460 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:04:12,460 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:04:12,461 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:04:12,462 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:04:12,462 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:04:12,463 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:04:12,463 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:04:12,465 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:04:12,466 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:04:12,467 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:04:12,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:04:12,468 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:04:12,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:04:12,470 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:04:12,470 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:04:12,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:04:12,472 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:04:12,472 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:04:12,473 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:04:12,473 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:04:12,473 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:04:12,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:04:12,474 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:04:12,474 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:04:12,475 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:04:12,475 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:04:12,475 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:04:12,485 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:04:12,485 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:04:12,486 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:04:12,486 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:04:12,486 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:04:12,487 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:04:12,487 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:04:12,488 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:04:12,488 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:04:12,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:04:12,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:04:12,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:04:12,489 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_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2018-11-18 16:04:12,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:04:12,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:04:12,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:04:12,521 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:04:12,521 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:04:12,521 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-11-18 16:04:12,556 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/ef90559ec/7ee2180736324df2881b93af5db821b2/FLAGe3e5f63fe [2018-11-18 16:04:12,958 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:04:12,958 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-11-18 16:04:12,963 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/ef90559ec/7ee2180736324df2881b93af5db821b2/FLAGe3e5f63fe [2018-11-18 16:04:12,975 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/ef90559ec/7ee2180736324df2881b93af5db821b2 [2018-11-18 16:04:12,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:04:12,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:04:12,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:12,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:04:12,981 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:04:12,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:12" (1/1) ... [2018-11-18 16:04:12,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b89f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:12, skipping insertion in model container [2018-11-18 16:04:12,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:12" (1/1) ... [2018-11-18 16:04:12,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:04:13,004 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:04:13,129 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:13,132 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:04:13,154 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:13,169 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:04:13,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13 WrapperNode [2018-11-18 16:04:13,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:13,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:13,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:04:13,170 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:04:13,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:13,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:04:13,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:04:13,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:04:13,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:04:13,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:04:13,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:04:13,260 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:04:13,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:04:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 16:04:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:04:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 16:04:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:04:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:04:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:04:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:04:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:04:13,639 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:04:13,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:13 BoogieIcfgContainer [2018-11-18 16:04:13,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:04:13,640 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:04:13,640 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:04:13,647 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:04:13,647 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:13" (1/1) ... [2018-11-18 16:04:13,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:13,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-11-18 16:04:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-11-18 16:04:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 16:04:13,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2018-11-18 16:04:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2018-11-18 16:04:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:04:13,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:04:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:04:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:04:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:04:13,843 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 16:04:13,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:04:13 ImpRootNode [2018-11-18 16:04:13,869 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:04:13,869 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:04:13,869 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:04:13,869 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:04:13,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:13" (3/4) ... [2018-11-18 16:04:13,873 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:04:13,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:04:13,874 INFO L168 Benchmark]: Toolchain (without parser) took 896.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:13,876 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:04:13,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 944.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:13,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 944.9 MB in the beginning and 1.2 GB in the end (delta: -209.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:13,878 INFO L168 Benchmark]: Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:04:13,878 INFO L168 Benchmark]: RCFGBuilder took 379.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:13,878 INFO L168 Benchmark]: CodeCheck took 228.89 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:13,879 INFO L168 Benchmark]: Witness Printer took 4.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:04:13,882 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, 39 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 57 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: 106]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of bitwiseAnd at line 24, overapproximation of someUnaryFLOAToperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 27. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L101] float x = -0.0f; [L102] CALL, EXPR __ieee754_sqrtf(x) [L15] float z; [L16] __uint32_t r, hx; [L17] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L20] FCALL ieee_float_shape_type gf_u; [L21] FCALL gf_u.value = (x) [L22] EXPR, FCALL gf_u.word [L22] (ix) = gf_u.word [L23] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L24] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L26] COND TRUE !((hx) < 0x7f800000L) [L27] RET return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L102] EXPR __ieee754_sqrtf(x) [L102] float res = __ieee754_sqrtf(x); [L105] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L105] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L106] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 944.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 944.9 MB in the beginning and 1.2 GB in the end (delta: -209.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 379.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. * CodeCheck took 228.89 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 16:04:15,399 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:04:15,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:04:15,410 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:04:15,410 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:04:15,411 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:04:15,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:04:15,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:04:15,414 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:04:15,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:04:15,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:04:15,416 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:04:15,417 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:04:15,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:04:15,419 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:04:15,420 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:04:15,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:04:15,422 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:04:15,424 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:04:15,425 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:04:15,426 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:04:15,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:04:15,429 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:04:15,429 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:04:15,429 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:04:15,430 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:04:15,431 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:04:15,431 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:04:15,432 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:04:15,433 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:04:15,433 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:04:15,434 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:04:15,435 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:04:15,435 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:04:15,436 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:04:15,436 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:04:15,437 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 16:04:15,447 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:04:15,448 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:04:15,448 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:04:15,449 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:04:15,449 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:04:15,449 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:04:15,449 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:04:15,450 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:04:15,451 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:04:15,451 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:04:15,451 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:04:15,451 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:04:15,451 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:04:15,451 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:04:15,451 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:04:15,452 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:04:15,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:04:15,453 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:04:15,453 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:04:15,453 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_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2018-11-18 16:04:15,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:04:15,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:04:15,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:04:15,501 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:04:15,501 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:04:15,502 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-11-18 16:04:15,542 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/cddb5ec81/b3fa1c8fb2924f7ebb25381b6e46647b/FLAG998971e70 [2018-11-18 16:04:15,887 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:04:15,888 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-11-18 16:04:15,892 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/cddb5ec81/b3fa1c8fb2924f7ebb25381b6e46647b/FLAG998971e70 [2018-11-18 16:04:15,903 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/data/cddb5ec81/b3fa1c8fb2924f7ebb25381b6e46647b [2018-11-18 16:04:15,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:04:15,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:04:15,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:15,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:04:15,910 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:04:15,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:15" (1/1) ... [2018-11-18 16:04:15,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1c7639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:15, skipping insertion in model container [2018-11-18 16:04:15,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:15" (1/1) ... [2018-11-18 16:04:15,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:04:15,935 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:04:16,069 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:16,074 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:04:16,099 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:16,117 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:04:16,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16 WrapperNode [2018-11-18 16:04:16,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:16,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:16,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:04:16,118 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:04:16,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:16,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:04:16,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:04:16,151 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:04:16,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... [2018-11-18 16:04:16,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:04:16,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:04:16,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:04:16,227 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:04:16,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:04:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 16:04:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:04:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:04:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:04:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:04:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 16:04:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:04:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:04:16,914 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 16:04:17,575 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:04:17,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:17 BoogieIcfgContainer [2018-11-18 16:04:17,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:04:17,576 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:04:17,576 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:04:17,583 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:04:17,583 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:17" (1/1) ... [2018-11-18 16:04:17,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:17,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-11-18 16:04:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-11-18 16:04:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 16:04:17,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:17,648 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:17,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2018-11-18 16:04:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2018-11-18 16:04:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:04:17,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:17,679 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:17,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:17,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:18,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-11-18 16:04:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-11-18 16:04:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 16:04:18,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:18,090 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:18,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:18,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-11-18 16:04:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-11-18 16:04:29,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 16:04:29,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:29,320 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:29,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-11-18 16:04:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-18 16:04:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 16:04:29,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:29,533 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:29,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:29,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:29,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-11-18 16:04:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-11-18 16:04:29,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 16:04:29,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:04:29,547 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 16:04:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:29,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:04:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-18 16:04:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-18 16:04:29,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:04:29,980 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-11-18 16:04:29,986 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:04:30,025 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 16:04:30,031 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 16:04:30,032 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 16:04:30,032 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 16:04:30,033 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:04:30,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:04:30 ImpRootNode [2018-11-18 16:04:30,033 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:04:30,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:04:30,034 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:04:30,034 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:04:30,035 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:17" (3/4) ... [2018-11-18 16:04:30,037 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:04:30,045 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-18 16:04:30,045 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:04:30,045 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 16:04:30,064 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result [2018-11-18 16:04:30,089 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_632744f8-17fd-47af-a5a6-bd3bd97c9c9e/bin-2019/ukojak/witness.graphml [2018-11-18 16:04:30,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:04:30,090 INFO L168 Benchmark]: Toolchain (without parser) took 14184.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 949.7 MB in the beginning and 927.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 146.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:30,091 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.97 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. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.80 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: Boogie Preprocessor took 76.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: RCFGBuilder took 1348.81 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: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: CodeCheck took 12457.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:30,092 INFO L168 Benchmark]: Witness Printer took 55.62 ms. Allocated memory is still 1.2 GB. Free memory was 934.8 MB in the beginning and 927.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:04:30,094 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, 39 locations, 1 error locations. SAFE Result, 12.3s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 628 SDtfs, 198 SDslu, 132 SDs, 0 SdLazy, 932 SolverSat, 306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 454 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 57 ConstructedInterpolants, 3 QuantifiedInterpolants, 2051 SizeOfPredicates, 25 NumberOfNonLiveVariables, 173 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 106]: 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: 19]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 209.97 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 32.80 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 76.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1348.81 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: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. * CodeCheck took 12457.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.1 MB. Max. memory is 11.5 GB. * Witness Printer took 55.62 ms. Allocated memory is still 1.2 GB. Free memory was 934.8 MB in the beginning and 927.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...