./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/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 fb906b6dd506785279c111a847f91453236e370a ...................................................................................................................................................................................................................................... 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_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/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 fb906b6dd506785279c111a847f91453236e370a ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:34:47,923 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:34:47,924 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:34:47,930 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:34:47,930 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:34:47,931 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:34:47,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:34:47,932 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:34:47,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:34:47,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:34:47,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:34:47,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:34:47,934 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:34:47,935 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:34:47,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:34:47,936 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:34:47,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:34:47,937 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:34:47,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:34:47,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:34:47,939 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:34:47,940 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:34:47,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:34:47,941 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:34:47,941 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:34:47,942 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:34:47,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:34:47,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:34:47,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:34:47,944 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:34:47,944 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:34:47,944 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:34:47,944 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:34:47,944 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:34:47,945 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:34:47,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:34:47,946 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:34:47,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:34:47,953 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:34:47,953 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:34:47,954 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:34:47,954 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:34:47,954 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:34:47,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:34:47,954 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:34:47,954 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:34:47,955 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:34:47,956 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:34:47,956 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:34:47,956 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:34:47,956 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:34:47,956 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:34:47,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:34:47,956 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:34:47,957 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:34:47,957 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:34:47,957 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:34:47,957 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:34:47,957 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:34:47,957 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_294d5729-4e0f-49bb-9214-e6c3576842b0/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-12-02 02:34:47,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:34:47,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:34:47,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:34:47,984 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:34:47,984 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:34:47,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-12-02 02:34:48,019 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/0e545f884/61b7fd380270458b9e7ce956dd471a75/FLAG21302894c [2018-12-02 02:34:48,392 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:34:48,393 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-12-02 02:34:48,396 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/0e545f884/61b7fd380270458b9e7ce956dd471a75/FLAG21302894c [2018-12-02 02:34:48,766 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/0e545f884/61b7fd380270458b9e7ce956dd471a75 [2018-12-02 02:34:48,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:34:48,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:34:48,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:34:48,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:34:48,773 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:34:48,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48, skipping insertion in model container [2018-12-02 02:34:48,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:34:48,793 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:34:48,887 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:34:48,889 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:34:48,905 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:34:48,917 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:34:48,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48 WrapperNode [2018-12-02 02:34:48,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:34:48,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:34:48,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:34:48,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:34:48,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:34:48,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:34:48,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:34:48,969 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:34:48,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... [2018-12-02 02:34:48,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:34:48,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:34:48,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:34:48,986 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:34:48,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/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 [2018-12-02 02:34:49,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:34:49,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 02:34:49,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:34:49,242 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:34:49,242 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 02:34:49,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:49 BoogieIcfgContainer [2018-12-02 02:34:49,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:34:49,243 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:34:49,243 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:34:49,249 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:34:49,249 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:49" (1/1) ... [2018-12-02 02:34:49,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:34:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-02 02:34:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-02 02:34:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:34:49,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-02 02:34:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-02 02:34:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:34:49,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:34:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:34:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:34:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:34:49,428 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 02:34:49,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:34:49 ImpRootNode [2018-12-02 02:34:49,445 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:34:49,445 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:34:49,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:34:49,446 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:34:49,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:49" (3/4) ... [2018-12-02 02:34:49,448 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 02:34:49,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:34:49,449 INFO L168 Benchmark]: Toolchain (without parser) took 680.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -85.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:49,450 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:34:49,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.31 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:49,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:49,451 INFO L168 Benchmark]: Boogie Preprocessor took 16.62 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:34:49,451 INFO L168 Benchmark]: RCFGBuilder took 257.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:49,451 INFO L168 Benchmark]: CodeCheck took 202.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:49,452 INFO L168 Benchmark]: Witness Printer took 2.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:34:49,453 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = -0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L80] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.31 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.62 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 257.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * CodeCheck took 202.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-02 02:34:50,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:34:50,817 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:34:50,824 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:34:50,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:34:50,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:34:50,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:34:50,827 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:34:50,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:34:50,828 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:34:50,829 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:34:50,829 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:34:50,830 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:34:50,830 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:34:50,831 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:34:50,831 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:34:50,832 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:34:50,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:34:50,835 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:34:50,836 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:34:50,836 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:34:50,837 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:34:50,839 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:34:50,839 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:34:50,839 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:34:50,840 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:34:50,840 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:34:50,841 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:34:50,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:34:50,842 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:34:50,842 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:34:50,843 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:34:50,843 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:34:50,843 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:34:50,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:34:50,844 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:34:50,844 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 02:34:50,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:34:50,854 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:34:50,855 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:34:50,855 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:34:50,855 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:34:50,855 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:34:50,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 02:34:50,856 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:34:50,857 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:34:50,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:34:50,857 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:34:50,858 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 02:34:50,858 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 02:34:50,858 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_294d5729-4e0f-49bb-9214-e6c3576842b0/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-12-02 02:34:50,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:34:50,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:34:50,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:34:50,891 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:34:50,891 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:34:50,892 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-12-02 02:34:50,926 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/45114fb9a/f5d4daeeddb440ba8710d88e071a27ec/FLAGd89895f67 [2018-12-02 02:34:51,350 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:34:51,351 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-12-02 02:34:51,354 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/45114fb9a/f5d4daeeddb440ba8710d88e071a27ec/FLAGd89895f67 [2018-12-02 02:34:51,362 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/data/45114fb9a/f5d4daeeddb440ba8710d88e071a27ec [2018-12-02 02:34:51,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:34:51,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:34:51,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:34:51,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:34:51,367 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:34:51,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a0bb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51, skipping insertion in model container [2018-12-02 02:34:51,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:34:51,384 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:34:51,478 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:34:51,481 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:34:51,498 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:34:51,512 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:34:51,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51 WrapperNode [2018-12-02 02:34:51,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:34:51,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:34:51,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:34:51,513 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:34:51,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:34:51,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:34:51,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:34:51,538 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:34:51,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... [2018-12-02 02:34:51,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:34:51,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:34:51,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:34:51,588 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:34:51,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/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 [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:34:51,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 02:34:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:34:51,721 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:34:51,742 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:34:53,001 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:34:53,001 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 02:34:53,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:53 BoogieIcfgContainer [2018-12-02 02:34:53,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:34:53,002 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:34:53,002 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:34:53,009 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:34:53,009 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:53" (1/1) ... [2018-12-02 02:34:53,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:34:53,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:53,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-02 02:34:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-02 02:34:53,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:34:53,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:53,071 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:53,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:53,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:53,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-02 02:34:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-02 02:34:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:34:53,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:53,108 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:53,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-02 02:34:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-02 02:34:53,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 02:34:53,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:53,269 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:53,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-02 02:34:54,033 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-02 02:34:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 02:34:54,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:54,034 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:54,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:54,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:54,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-02 02:34:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-02 02:34:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 02:34:54,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:54,054 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:54,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-02 02:34:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-02 02:34:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 02:34:54,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:54,068 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:54,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-02 02:34:54,769 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-02 02:34:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 02:34:54,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:34:54,770 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 02:34:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:34:54,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:34:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:34:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:34:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 02:34:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 02:34:55,488 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:34:55,488 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 02:34:55,494 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 02:34:55,538 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 02:34:55,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 02:34:55,544 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 02:34:55,544 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 02:34:55,544 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 02:34:55,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:34:55 ImpRootNode [2018-12-02 02:34:55,545 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:34:55,545 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:34:55,545 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:34:55,545 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:34:55,546 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:34:53" (3/4) ... [2018-12-02 02:34:55,548 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:34:55,554 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-02 02:34:55,554 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 02:34:55,570 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-02 02:34:55,584 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_294d5729-4e0f-49bb-9214-e6c3576842b0/bin-2019/ukojak/witness.graphml [2018-12-02 02:34:55,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:34:55,585 INFO L168 Benchmark]: Toolchain (without parser) took 4220.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 944.7 MB in the beginning and 894.6 MB in the end (delta: 50.1 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,586 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:34:55,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.57 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.36 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,587 INFO L168 Benchmark]: Boogie Preprocessor took 49.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,587 INFO L168 Benchmark]: RCFGBuilder took 1413.95 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,587 INFO L168 Benchmark]: CodeCheck took 2543.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.4 MB in the end (delta: 190.6 MB). Peak memory consumption was 190.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,587 INFO L168 Benchmark]: Witness Printer took 39.49 ms. Allocated memory is still 1.2 GB. Free memory was 901.4 MB in the beginning and 894.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:34:55,589 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, 30 locations, 1 error locations. SAFE Result, 2.4s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 4472 SizeOfPredicates, 36 NumberOfNonLiveVariables, 235 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 81]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.57 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.36 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1413.95 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * CodeCheck took 2543.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.4 MB in the end (delta: 190.6 MB). Peak memory consumption was 190.6 MB. Max. memory is 11.5 GB. * Witness Printer took 39.49 ms. Allocated memory is still 1.2 GB. Free memory was 901.4 MB in the beginning and 894.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...