./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93969ab48cbc6136b5ad0701aa11c46dc35b2390 ......................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93969ab48cbc6136b5ad0701aa11c46dc35b2390 ............................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:33:47,524 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:33:47,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:33:47,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:33:47,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:33:47,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:33:47,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:33:47,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:33:47,534 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:33:47,534 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:33:47,535 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:33:47,535 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:33:47,536 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:33:47,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:33:47,537 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:33:47,537 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:33:47,537 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:33:47,538 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:33:47,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:33:47,540 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:33:47,540 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:33:47,541 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:33:47,542 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:33:47,542 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:33:47,542 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:33:47,543 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:33:47,543 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:33:47,543 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:33:47,544 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:33:47,544 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:33:47,544 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:33:47,545 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:33:47,545 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:33:47,545 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:33:47,545 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:33:47,546 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:33:47,546 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 16:33:47,553 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:33:47,553 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:33:47,554 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:33:47,554 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:33:47,554 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:33:47,554 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:33:47,554 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:33:47,554 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:33:47,554 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:33:47,555 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:33:47,555 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:33:47,556 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:33:47,556 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:33:47,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:33:47,556 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_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-12-08 16:33:47,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:33:47,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:33:47,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:33:47,582 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:33:47,583 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:33:47,583 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-12-08 16:33:47,617 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/b09b8f551/da22e1ff5fbc4399a3ef4e6ebafd3172/FLAGf80008c79 [2018-12-08 16:33:48,031 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:33:48,031 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-12-08 16:33:48,035 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/b09b8f551/da22e1ff5fbc4399a3ef4e6ebafd3172/FLAGf80008c79 [2018-12-08 16:33:48,043 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/b09b8f551/da22e1ff5fbc4399a3ef4e6ebafd3172 [2018-12-08 16:33:48,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:33:48,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:33:48,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:33:48,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:33:48,048 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:33:48,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28bd7f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48, skipping insertion in model container [2018-12-08 16:33:48,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:33:48,065 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:33:48,160 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:33:48,162 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:33:48,178 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:33:48,190 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:33:48,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48 WrapperNode [2018-12-08 16:33:48,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:33:48,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:33:48,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:33:48,191 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:33:48,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:33:48,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:33:48,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:33:48,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:33:48,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:33:48,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:33:48,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:33:48,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:33:48,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/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 [2018-12-08 16:33:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:33:48,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:33:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:33:48,505 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:33:48,506 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 16:33:48,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:48 BoogieIcfgContainer [2018-12-08 16:33:48,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:33:48,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:33:48,506 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:33:48,513 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:33:48,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:48" (1/1) ... [2018-12-08 16:33:48,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:33:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 16:33:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 16:33:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:33:48,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 16:33:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 16:33:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 16:33:48,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:33:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:33:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:33:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:33:48,687 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 16:33:48,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:33:48 ImpRootNode [2018-12-08 16:33:48,704 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:33:48,704 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:33:48,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:33:48,704 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:33:48,704 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:48" (3/4) ... [2018-12-08 16:33:48,706 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:33:48,707 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:33:48,707 INFO L168 Benchmark]: Toolchain (without parser) took 661.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:48,708 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:33:48,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.00 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 947.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:48,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -173.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:48,709 INFO L168 Benchmark]: Boogie Preprocessor took 20.05 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. [2018-12-08 16:33:48,709 INFO L168 Benchmark]: RCFGBuilder took 235.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:48,710 INFO L168 Benchmark]: CodeCheck took 197.52 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: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:48,710 INFO L168 Benchmark]: Witness Printer took 2.81 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. [2018-12-08 16:33:48,712 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 75, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_floor = 1.0e30; [L75] float x = -0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=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_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_floor=1000000000000000000000000000000] [L76] float res = floor_float(x); [L79] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.00 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 947.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -173.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.05 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. * RCFGBuilder took 235.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. * CodeCheck took 197.52 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: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.81 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 0.1.23-635dfa2 [2018-12-08 16:33:50,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:33:50,031 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:33:50,038 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:33:50,039 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:33:50,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:33:50,040 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:33:50,041 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:33:50,043 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:33:50,043 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:33:50,044 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:33:50,044 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:33:50,045 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:33:50,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:33:50,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:33:50,047 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:33:50,047 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:33:50,048 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:33:50,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:33:50,051 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:33:50,051 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:33:50,052 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:33:50,054 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:33:50,054 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:33:50,054 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:33:50,054 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:33:50,055 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:33:50,056 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:33:50,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:33:50,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:33:50,057 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:33:50,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:33:50,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:33:50,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:33:50,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:33:50,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:33:50,059 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 16:33:50,069 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:33:50,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:33:50,070 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:33:50,070 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:33:50,071 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:33:50,071 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:33:50,071 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:33:50,071 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:33:50,072 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:33:50,073 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:33:50,073 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:33:50,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:33:50,074 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:33:50,074 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:33:50,075 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:33:50,075 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_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-12-08 16:33:50,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:33:50,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:33:50,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:33:50,108 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:33:50,108 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:33:50,108 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-12-08 16:33:50,144 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/3238819f1/e32d0d4075ab4d6f9d5a8e6fb8f17bbc/FLAGcda897e69 [2018-12-08 16:33:50,467 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:33:50,467 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-12-08 16:33:50,471 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/3238819f1/e32d0d4075ab4d6f9d5a8e6fb8f17bbc/FLAGcda897e69 [2018-12-08 16:33:50,882 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/data/3238819f1/e32d0d4075ab4d6f9d5a8e6fb8f17bbc [2018-12-08 16:33:50,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:33:50,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:33:50,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:33:50,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:33:50,893 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:33:50,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:33:50" (1/1) ... [2018-12-08 16:33:50,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426f976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:50, skipping insertion in model container [2018-12-08 16:33:50,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:33:50" (1/1) ... [2018-12-08 16:33:50,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:33:50,911 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:33:51,003 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:33:51,006 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:33:51,023 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:33:51,037 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:33:51,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51 WrapperNode [2018-12-08 16:33:51,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:33:51,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:33:51,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:33:51,038 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:33:51,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:33:51,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:33:51,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:33:51,061 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:33:51,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... [2018-12-08 16:33:51,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:33:51,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:33:51,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:33:51,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:33:51,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:33:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/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 [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:33:51,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 16:33:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:33:51,238 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:33:51,260 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:33:52,458 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:33:52,458 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 16:33:52,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:52 BoogieIcfgContainer [2018-12-08 16:33:52,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:33:52,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:33:52,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:33:52,465 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:33:52,465 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:52" (1/1) ... [2018-12-08 16:33:52,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:33:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 16:33:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 16:33:52,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:33:52,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:52,525 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:52,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:52,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 16:33:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 16:33:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 16:33:52,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:52,553 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:52,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:52,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:52,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-08 16:33:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-08 16:33:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 16:33:52,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:52,701 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:52,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-08 16:33:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-08 16:33:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 16:33:53,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:53,139 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:53,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:53,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-08 16:33:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-08 16:33:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 16:33:53,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:53,161 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:53,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-08 16:33:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-08 16:33:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 16:33:53,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:53,176 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:53,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-08 16:33:53,805 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-08 16:33:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 16:33:53,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:33:53,806 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:33:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:33:53,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:33:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:33:54,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:33:54,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-08 16:33:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-08 16:33:54,459 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:33:54,460 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-08 16:33:54,471 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 16:33:54,528 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:33:54,530 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 16:33:54,534 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 16:33:54,534 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 16:33:54,534 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 16:33:54,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:33:54 ImpRootNode [2018-12-08 16:33:54,535 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:33:54,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:33:54,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:33:54,535 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:33:54,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:33:52" (3/4) ... [2018-12-08 16:33:54,538 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:33:54,544 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-08 16:33:54,544 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 16:33:54,564 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-08 16:33:54,584 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9c978823-fbc5-4d8a-b379-b4b1891b60c7/bin-2019/ukojak/witness.graphml [2018-12-08 16:33:54,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:33:54,585 INFO L168 Benchmark]: Toolchain (without parser) took 3698.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 942.0 MB in the beginning and 872.6 MB in the end (delta: 69.4 MB). Peak memory consumption was 187.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,586 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. [2018-12-08 16:33:54,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 148.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.14 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 925.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,586 INFO L168 Benchmark]: Boogie Preprocessor took 47.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,587 INFO L168 Benchmark]: RCFGBuilder took 1349.85 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: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,587 INFO L168 Benchmark]: CodeCheck took 2076.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 879.3 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,587 INFO L168 Benchmark]: Witness Printer took 49.16 ms. Allocated memory is still 1.1 GB. Free memory was 879.3 MB in the beginning and 872.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:33:54,588 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, 1.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.2s 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: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 148.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.3 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 23.14 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 925.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1349.85 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: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. * CodeCheck took 2076.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 879.3 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.3 MB. Max. memory is 11.5 GB. * Witness Printer took 49.16 ms. Allocated memory is still 1.1 GB. Free memory was 879.3 MB in the beginning and 872.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...