./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/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_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/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_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/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_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/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 0.1.23-5842f4b [2018-11-18 08:53:28,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:53:28,306 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:53:28,312 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:53:28,313 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:53:28,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:53:28,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:53:28,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:53:28,315 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:53:28,316 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:53:28,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:53:28,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:53:28,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:53:28,317 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:53:28,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:53:28,318 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:53:28,319 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:53:28,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:53:28,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:53:28,321 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:53:28,322 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:53:28,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:53:28,323 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:53:28,324 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:53:28,324 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:53:28,324 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:53:28,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:53:28,326 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:53:28,326 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:53:28,327 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:53:28,328 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:53:28,328 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:53:28,328 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:53:28,328 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:53:28,329 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:53:28,330 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:53:28,330 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 08:53:28,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:53:28,338 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:53:28,338 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:53:28,339 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:53:28,339 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:53:28,339 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:53:28,339 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:53:28,340 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:53:28,341 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:53:28,341 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:53:28,341 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:53:28,341 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:53:28,341 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:53:28,341 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:53:28,342 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:53:28,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:53:28,343 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_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-11-18 08:53:28,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:53:28,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:53:28,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:53:28,382 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:53:28,383 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:53:28,383 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-18 08:53:28,429 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/4556a011f/99c553b549cf4572afd2f59d2d42a6bd/FLAG56b8f3383 [2018-11-18 08:53:28,836 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:53:28,836 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-18 08:53:28,840 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/4556a011f/99c553b549cf4572afd2f59d2d42a6bd/FLAG56b8f3383 [2018-11-18 08:53:28,849 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/4556a011f/99c553b549cf4572afd2f59d2d42a6bd [2018-11-18 08:53:28,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:53:28,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:53:28,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:53:28,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:53:28,856 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:53:28,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:53:28" (1/1) ... [2018-11-18 08:53:28,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e791d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:28, skipping insertion in model container [2018-11-18 08:53:28,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:53:28" (1/1) ... [2018-11-18 08:53:28,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:53:28,885 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:53:29,010 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:53:29,012 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:53:29,027 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:53:29,041 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:53:29,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29 WrapperNode [2018-11-18 08:53:29,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:53:29,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:53:29,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:53:29,041 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:53:29,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:53:29,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:53:29,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:53:29,066 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:53:29,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:53:29,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:53:29,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:53:29,123 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:53:29,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:53:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:53:29,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:53:29,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:53:29,449 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:53:29,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:29 BoogieIcfgContainer [2018-11-18 08:53:29,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:53:29,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:53:29,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:53:29,459 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:53:29,459 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:29" (1/1) ... [2018-11-18 08:53:29,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:53:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 08:53:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 08:53:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 08:53:29,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 08:53:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 08:53:29,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 08:53:29,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:53:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:53:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:53:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:53:29,676 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 08:53:29,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:53:29 ImpRootNode [2018-11-18 08:53:29,699 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:53:29,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:53:29,699 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:53:29,700 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:53:29,700 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:29" (3/4) ... [2018-11-18 08:53:29,702 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 08:53:29,702 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:53:29,703 INFO L168 Benchmark]: Toolchain (without parser) took 851.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -113.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:29,704 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:29,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.58 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:29,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.29 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:29,705 INFO L168 Benchmark]: Boogie Preprocessor took 57.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:29,705 INFO L168 Benchmark]: RCFGBuilder took 326.65 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:29,706 INFO L168 Benchmark]: CodeCheck took 249.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:29,706 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:29,709 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; [L76] CALL, EXPR floor_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (i0) = gf_u.word [L20] COND FALSE !(0) VAL [huge_floor=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_floor=1000000000000000000000000000000] [L76] EXPR floor_float(x) [L76] float res = floor_float(x); [L79] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.58 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.29 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 326.65 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * CodeCheck took 249.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 08:53:31,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:53:31,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:53:31,124 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:53:31,124 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:53:31,125 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:53:31,126 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:53:31,127 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:53:31,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:53:31,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:53:31,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:53:31,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:53:31,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:53:31,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:53:31,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:53:31,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:53:31,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:53:31,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:53:31,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:53:31,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:53:31,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:53:31,138 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:53:31,140 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:53:31,140 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:53:31,140 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:53:31,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:53:31,141 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:53:31,142 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:53:31,143 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:53:31,143 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:53:31,144 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:53:31,144 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:53:31,144 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:53:31,144 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:53:31,145 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:53:31,145 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:53:31,146 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 08:53:31,156 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:53:31,156 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:53:31,157 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:53:31,157 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:53:31,157 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:53:31,158 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:53:31,158 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:53:31,159 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:53:31,159 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:53:31,160 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:53:31,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:53:31,160 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:53:31,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:53:31,160 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:53:31,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:53:31,160 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:53:31,161 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 08:53:31,161 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 08:53:31,161 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:53:31,161 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 08:53:31,161 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 08:53:31,161 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_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93969ab48cbc6136b5ad0701aa11c46dc35b2390 [2018-11-18 08:53:31,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:53:31,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:53:31,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:53:31,204 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:53:31,205 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:53:31,205 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-18 08:53:31,251 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/8f69c5aa2/9bfd9e1ad58c48d08a00d79b9041c495/FLAG244b813ca [2018-11-18 08:53:31,582 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:53:31,583 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/sv-benchmarks/c/float-newlib/float_req_bl_1052c_true-unreach-call.c [2018-11-18 08:53:31,587 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/8f69c5aa2/9bfd9e1ad58c48d08a00d79b9041c495/FLAG244b813ca [2018-11-18 08:53:31,596 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/data/8f69c5aa2/9bfd9e1ad58c48d08a00d79b9041c495 [2018-11-18 08:53:31,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:53:31,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:53:31,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:53:31,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:53:31,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:53:31,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1c7639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31, skipping insertion in model container [2018-11-18 08:53:31,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:53:31,631 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:53:31,754 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:53:31,758 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:53:31,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:53:31,795 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:53:31,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31 WrapperNode [2018-11-18 08:53:31,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:53:31,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:53:31,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:53:31,796 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:53:31,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:53:31,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:53:31,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:53:31,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:53:31,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... [2018-11-18 08:53:31,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:53:31,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:53:31,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:53:31,897 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:53:31,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:53:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:53:31,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 08:53:31,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 08:53:31,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:53:32,168 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:53:33,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:53:33,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:33 BoogieIcfgContainer [2018-11-18 08:53:33,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:53:33,409 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:53:33,409 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:53:33,416 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:53:33,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:33" (1/1) ... [2018-11-18 08:53:33,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:53:33,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 08:53:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 08:53:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 08:53:33,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:33,482 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:33,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 08:53:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 08:53:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 08:53:33,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:33,519 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:33,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:33,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-18 08:53:33,675 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-18 08:53:33,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 08:53:33,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:33,677 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:33,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-18 08:53:34,112 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-18 08:53:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 08:53:34,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:34,113 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:34,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:34,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:34,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:34,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-18 08:53:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 08:53:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 08:53:34,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:34,137 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:34,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:34,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-11-18 08:53:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-18 08:53:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 08:53:34,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:34,719 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:34,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:34,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-18 08:53:34,743 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-18 08:53:34,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 08:53:34,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:34,745 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 08:53:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:34,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:34,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:53:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:35,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-18 08:53:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-18 08:53:35,185 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:53:35,185 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-18 08:53:35,191 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 08:53:35,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:53:35,238 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 08:53:35,242 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 08:53:35,243 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 08:53:35,243 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 08:53:35,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:53:35 ImpRootNode [2018-11-18 08:53:35,244 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:53:35,244 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:53:35,244 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:53:35,244 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:53:35,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:53:33" (3/4) ... [2018-11-18 08:53:35,247 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:53:35,255 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 08:53:35,255 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 08:53:35,255 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:53:35,271 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-18 08:53:35,291 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0ebafaee-43ec-45bc-a226-1fffb4d6fab9/bin-2019/ukojak/witness.graphml [2018-11-18 08:53:35,292 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:53:35,292 INFO L168 Benchmark]: Toolchain (without parser) took 3693.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 949.7 MB in the beginning and 902.8 MB in the end (delta: 46.9 MB). Peak memory consumption was 195.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,293 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:35,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.56 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:35,294 INFO L168 Benchmark]: Boogie Preprocessor took 75.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -202.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,294 INFO L168 Benchmark]: RCFGBuilder took 1511.98 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,295 INFO L168 Benchmark]: CodeCheck took 1835.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.6 MB in the end (delta: 192.7 MB). Peak memory consumption was 192.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,295 INFO L168 Benchmark]: Witness Printer took 47.48 ms. Allocated memory is still 1.2 GB. Free memory was 909.6 MB in the beginning and 902.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:35,297 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, 1.7s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 470 SDslu, 340 SDs, 0 SdLazy, 2092 SolverSat, 554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 661 GetRequests, 615 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 1 QuantifiedInterpolants, 4524 SizeOfPredicates, 36 NumberOfNonLiveVariables, 227 ConjunctsInSsa, 48 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 195.56 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -202.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1511.98 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * CodeCheck took 1835.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.6 MB in the end (delta: 192.7 MB). Peak memory consumption was 192.7 MB. Max. memory is 11.5 GB. * Witness Printer took 47.48 ms. Allocated memory is still 1.2 GB. Free memory was 909.6 MB in the beginning and 902.8 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...