./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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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 0.1.23-1dbac8b [2018-10-26 22:09:37,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:09:37,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:09:38,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:09:38,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:09:38,015 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:09:38,018 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:09:38,020 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:09:38,023 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:09:38,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:09:38,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:09:38,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:09:38,030 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:09:38,033 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:09:38,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:09:38,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:09:38,035 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:09:38,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:09:38,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:09:38,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:09:38,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:09:38,043 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:09:38,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:09:38,046 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:09:38,046 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:09:38,047 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:09:38,048 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:09:38,048 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:09:38,049 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:09:38,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:09:38,051 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:09:38,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:09:38,052 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:09:38,052 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:09:38,053 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:09:38,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:09:38,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:09:38,068 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:09:38,069 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:09:38,069 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:09:38,070 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:09:38,070 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:09:38,070 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:09:38,071 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:09:38,071 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:09:38,071 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:09:38,071 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:09:38,071 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:09:38,071 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:09:38,072 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:09:38,072 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:09:38,072 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:09:38,072 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:09:38,072 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:09:38,072 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:09:38,073 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:09:38,073 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:09:38,073 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:09:38,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:09:38,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:09:38,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:09:38,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:09:38,076 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:09:38,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:09:38,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:09:38,077 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_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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 [2018-10-26 22:09:38,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:09:38,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:09:38,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:09:38,133 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:09:38,134 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:09:38,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-10-26 22:09:38,191 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/5ea846324/c9f86da84ddf46c8b3ec11a525839f9d/FLAGe6f17ac9a [2018-10-26 22:09:38,591 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:09:38,591 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-10-26 22:09:38,600 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/5ea846324/c9f86da84ddf46c8b3ec11a525839f9d/FLAGe6f17ac9a [2018-10-26 22:09:38,613 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/5ea846324/c9f86da84ddf46c8b3ec11a525839f9d [2018-10-26 22:09:38,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:09:38,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:09:38,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:09:38,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:09:38,624 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:09:38,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b16256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38, skipping insertion in model container [2018-10-26 22:09:38,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:09:38,662 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:09:38,843 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:09:38,847 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:09:38,881 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:09:38,903 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:09:38,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38 WrapperNode [2018-10-26 22:09:38,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:09:38,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:09:38,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:09:38,905 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:09:38,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:09:38,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:09:38,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:09:38,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:09:38,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:38,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:39,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:39,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:39,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... [2018-10-26 22:09:39,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:09:39,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:09:39,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:09:39,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:09:39,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:09:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 22:09:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:09:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 22:09:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:09:39,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:09:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 22:09:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:09:40,607 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:09:40,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:40 BoogieIcfgContainer [2018-10-26 22:09:40,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:09:40,609 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:09:40,609 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:09:40,621 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:09:40,621 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:40" (1/1) ... [2018-10-26 22:09:40,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:09:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-10-26 22:09:40,682 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-10-26 22:09:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:09:40,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2018-10-26 22:09:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2018-10-26 22:09:40,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:09:40,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:09:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:09:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:09:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:09:40,950 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 22:09:40,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:09:40 ImpRootNode [2018-10-26 22:09:40,998 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:09:40,998 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:09:40,998 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:09:40,999 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:09:40,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:40" (3/4) ... [2018-10-26 22:09:41,005 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 22:09:41,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:09:41,006 INFO L168 Benchmark]: Toolchain (without parser) took 2388.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:41,008 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-10-26 22:09:41,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.78 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:41,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.30 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:09:41,012 INFO L168 Benchmark]: Boogie Preprocessor took 65.87 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:09:41,014 INFO L168 Benchmark]: RCFGBuilder took 1571.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:41,016 INFO L168 Benchmark]: CodeCheck took 389.18 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:41,017 INFO L168 Benchmark]: Witness Printer took 7.03 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. [2018-10-26 22:09:41,021 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, 62 locations, 1 error locations. UNSAFE Result, 0.2s 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 0.19 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 284.78 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.2 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 65.30 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.87 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1571.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * CodeCheck took 389.18 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Witness Printer took 7.03 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 [2018-10-26 22:09:43,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:09:43,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:09:43,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:09:43,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:09:43,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:09:43,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:09:43,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:09:43,123 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:09:43,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:09:43,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:09:43,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:09:43,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:09:43,127 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:09:43,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:09:43,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:09:43,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:09:43,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:09:43,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:09:43,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:09:43,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:09:43,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:09:43,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:09:43,140 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:09:43,140 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:09:43,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:09:43,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:09:43,143 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:09:43,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:09:43,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:09:43,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:09:43,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:09:43,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:09:43,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:09:43,148 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:09:43,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:09:43,149 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 22:09:43,162 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:09:43,162 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:09:43,163 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:09:43,163 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:09:43,164 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:09:43,164 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:09:43,164 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:09:43,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:09:43,165 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:09:43,165 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:09:43,166 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:09:43,167 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:09:43,168 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:09:43,168 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:09:43,168 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:09:43,168 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:09:43,168 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:09:43,168 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:09:43,169 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:09:43,169 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:09:43,169 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:09:43,169 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 22:09:43,169 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:09:43,169 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:09:43,170 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:09:43,170 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:09:43,170 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_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/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 [2018-10-26 22:09:43,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:09:43,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:09:43,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:09:43,235 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:09:43,235 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:09:43,236 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-10-26 22:09:43,287 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/4224402f2/16ed2f60c9c742d7984602bd5f037207/FLAGbb8e3c44f [2018-10-26 22:09:43,645 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:09:43,651 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-10-26 22:09:43,657 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/4224402f2/16ed2f60c9c742d7984602bd5f037207/FLAGbb8e3c44f [2018-10-26 22:09:43,669 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/data/4224402f2/16ed2f60c9c742d7984602bd5f037207 [2018-10-26 22:09:43,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:09:43,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:09:43,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:09:43,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:09:43,679 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:09:43,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:09:43" (1/1) ... [2018-10-26 22:09:43,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168730b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:43, skipping insertion in model container [2018-10-26 22:09:43,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:09:43" (1/1) ... [2018-10-26 22:09:43,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:09:43,717 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:09:43,924 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:09:43,932 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:09:43,984 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:09:44,017 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:09:44,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44 WrapperNode [2018-10-26 22:09:44,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:09:44,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:09:44,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:09:44,019 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:09:44,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:09:44,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:09:44,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:09:44,069 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:09:44,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... [2018-10-26 22:09:44,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:09:44,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:09:44,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:09:44,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:09:44,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:09:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:09:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:09:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 22:09:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:09:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:09:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 22:09:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:09:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 22:09:44,495 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:09:44,565 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:09:44,580 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:09:44,612 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:09:47,056 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:09:47,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:47 BoogieIcfgContainer [2018-10-26 22:09:47,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:09:47,057 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:09:47,058 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:09:47,071 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:09:47,073 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:47" (1/1) ... [2018-10-26 22:09:47,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:09:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-10-26 22:09:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-10-26 22:09:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:09:47,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:47,193 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:47,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:09:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2018-10-26 22:09:47,269 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2018-10-26 22:09:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:09:47,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:47,272 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:47,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:09:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-10-26 22:09:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-10-26 22:09:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:09:48,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:48,230 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:48,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:09:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-10-26 22:09:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-10-26 22:09:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:09:59,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:59,601 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:59,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:09:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-10-26 22:09:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-26 22:09:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:09:59,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:59,887 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:59,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:09:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:09:59,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:09:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-10-26 22:09:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-10-26 22:09:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:09:59,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:09:59,927 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:09:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:09:59,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:10:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:10:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:10:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-10-26 22:10:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-10-26 22:10:00,565 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:10:00,565 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-10-26 22:10:00,574 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:10:00,652 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 22:10:00,661 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 22:10:00,662 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 22:10:00,663 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 22:10:00,663 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:10:00,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:10:00 ImpRootNode [2018-10-26 22:10:00,664 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:10:00,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:10:00,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:10:00,665 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:10:00,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:09:47" (3/4) ... [2018-10-26 22:10:00,671 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:10:00,683 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-10-26 22:10:00,684 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 22:10:00,684 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 22:10:00,684 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:10:00,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result [2018-10-26 22:10:00,750 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ac5b8e63-b71d-4ddb-a4ef-1726273692c7/bin-2019/ukojak/witness.graphml [2018-10-26 22:10:00,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:10:00,751 INFO L168 Benchmark]: Toolchain (without parser) took 17078.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 953.2 MB in the beginning and 974.7 MB in the end (delta: -21.4 MB). Peak memory consumption was 163.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:00,752 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:10:00,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.52 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:00,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.98 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:10:00,755 INFO L168 Benchmark]: Boogie Preprocessor took 35.26 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:10:00,755 INFO L168 Benchmark]: RCFGBuilder took 2952.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:00,755 INFO L168 Benchmark]: CodeCheck took 13606.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.2 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:00,756 INFO L168 Benchmark]: Witness Printer took 85.40 ms. Allocated memory is still 1.2 GB. Free memory was 981.2 MB in the beginning and 974.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:10:00,760 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, 62 locations, 1 error locations. SAFE Result, 13.4s 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, 43.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 454 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s 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 0.19 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 343.52 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.98 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.26 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2952.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * CodeCheck took 13606.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.2 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.2 MB. Max. memory is 11.5 GB. * Witness Printer took 85.40 ms. Allocated memory is still 1.2 GB. Free memory was 981.2 MB in the beginning and 974.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...