./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/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 b865bb4da04412be07ba7e2426d2224bb04a2953 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/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 b865bb4da04412be07ba7e2426d2224bb04a2953 ......................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:54:23,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:54:23,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:54:23,247 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:54:23,247 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:54:23,248 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:54:23,249 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:54:23,250 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:54:23,252 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:54:23,252 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:54:23,253 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:54:23,253 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:54:23,254 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:54:23,254 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:54:23,255 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:54:23,255 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:54:23,256 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:54:23,257 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:54:23,259 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:54:23,260 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:54:23,261 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:54:23,262 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:54:23,264 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:54:23,264 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:54:23,264 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:54:23,265 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:54:23,265 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:54:23,266 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:54:23,267 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:54:23,267 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:54:23,268 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:54:23,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:54:23,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:54:23,268 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:54:23,269 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:54:23,270 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:54:23,270 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:54:23,278 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:54:23,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:54:23,279 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:54:23,279 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:54:23,280 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:54:23,280 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:54:23,280 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:54:23,280 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:54:23,280 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:54:23,280 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:54:23,281 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:54:23,282 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:54:23,282 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:54:23,282 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:54:23,282 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:54:23,282 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:54:23,282 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:54:23,283 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:54:23,283 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:54:23,283 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:54:23,283 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:54:23,283 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:54:23,283 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_7f49aebc-320c-4ee7-b885-2b070503dc30/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 -> b865bb4da04412be07ba7e2426d2224bb04a2953 [2018-11-23 07:54:23,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:54:23,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:54:23,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:54:23,324 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:54:23,324 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:54:23,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c [2018-11-23 07:54:23,375 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/7ed7953ee/ddb6ace951e44c97b75416e233f64c8c/FLAG71520136d [2018-11-23 07:54:23,713 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:54:23,713 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c [2018-11-23 07:54:23,717 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/7ed7953ee/ddb6ace951e44c97b75416e233f64c8c/FLAG71520136d [2018-11-23 07:54:24,135 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/7ed7953ee/ddb6ace951e44c97b75416e233f64c8c [2018-11-23 07:54:24,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:54:24,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:54:24,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:54:24,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:54:24,142 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:54:24,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e17af78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24, skipping insertion in model container [2018-11-23 07:54:24,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:54:24,166 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:54:24,299 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:54:24,301 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:54:24,321 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:54:24,338 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:54:24,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24 WrapperNode [2018-11-23 07:54:24,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:54:24,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:54:24,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:54:24,339 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:54:24,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:54:24,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:54:24,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:54:24,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:54:24,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:54:24,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:54:24,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:54:24,434 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:54:24,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/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 [2018-11-23 07:54:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-23 07:54:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-23 07:54:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 07:54:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:54:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:54:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:54:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 07:54:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:54:24,899 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:54:24,899 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-23 07:54:24,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:24 BoogieIcfgContainer [2018-11-23 07:54:24,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:54:24,900 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:54:24,900 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:54:24,910 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:54:24,911 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:24" (1/1) ... [2018-11-23 07:54:24,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:54:24,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:24,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-11-23 07:54:24,954 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-11-23 07:54:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 07:54:24,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:54:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:54:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-11-23 07:54:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-11-23 07:54:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 07:54:25,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:54:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:54:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:54:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:54:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:54:25,190 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0);main_~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0);fmin_double_#in~x, fmin_double_#in~y := main_~x~0, main_~y~0;havoc fmin_double_#res;havoc fmin_double_#t~ret4, fmin_double_#t~ret5, fmin_double_#t~ite6, fmin_double_~x, fmin_double_~y;fmin_double_~x := fmin_double_#in~x;fmin_double_~y := fmin_double_#in~y; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0] [?] CALL call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_double_#in~x|=1.0] [?] ~x := #in~x;havoc ~msw~0;havoc ~lsw~0; VAL [__fpclassify_double_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_double_#in~x|=1.0] [?] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8);call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8);call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4);~msw~0 := #t~mem0;call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8);havoc #t~union1;havoc #t~mem0;call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4);~lsw~0 := #t~mem2;call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8);havoc #t~mem2;havoc #t~union3;call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset);havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [__fpclassify_double_~lsw~0=1, __fpclassify_double_~msw~0=4293918720, __fpclassify_double_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_double_#in~x|=1.0] [?] goto; VAL [__fpclassify_double_~lsw~0=1, __fpclassify_double_~msw~0=4293918720, __fpclassify_double_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_double_#in~x|=1.0] [?] BeginParallelComposition{ParallelCodeBlock0: assume (0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296);#res := 2;ParallelCodeBlock1: assume !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296));BeginParallelComposition{ParallelCodeBlock0: assume (~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719);#res := 4;ParallelCodeBlock1: assume !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719));BeginParallelComposition{ParallelCodeBlock0: assume ~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223);#res := 3;ParallelCodeBlock1: assume !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223));BeginParallelComposition{ParallelCodeBlock0: assume (2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296);#res := 1;ParallelCodeBlock1: assume !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296));#res := 0;}EndParallelComposition}EndParallelComposition}EndParallelComposition}EndParallelCompositionassume true; VAL [__fpclassify_double_~lsw~0=1, __fpclassify_double_~msw~0=4293918720, __fpclassify_double_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__fpclassify_double_#in~x|=1.0, |__fpclassify_double_#res|=0] [?] RET #69#return; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#t~ret4|=0] [?] assume -2147483648 <= fmin_double_#t~ret4 && fmin_double_#t~ret4 <= 2147483647; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#t~ret4|=0] [?] assume 0 == fmin_double_#t~ret4;havoc fmin_double_#t~ret4;fmin_double_#res := fmin_double_~y; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#res|=0.0] [?] main_#t~ret7 := fmin_double_#res;main_~res~0 := main_#t~ret7;havoc main_#t~ret7;isnan_double_#in~x := main_~res~0;havoc isnan_double_#res;havoc isnan_double_~x;isnan_double_~x := isnan_double_#in~x;isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0);main_#t~ret8 := isnan_double_#res;assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_isnan_double_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#res|=0.0, |ULTIMATE.start_isnan_double_#in~x|=0.0, |ULTIMATE.start_isnan_double_#res|=0, |ULTIMATE.start_main_#t~ret8|=0] [?] assume 0 == main_#t~ret8;havoc main_#t~ret8; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_isnan_double_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#res|=0.0, |ULTIMATE.start_isnan_double_#in~x|=0.0, |ULTIMATE.start_isnan_double_#res|=0] [?] assume !false; VAL [ULTIMATE.start_fmin_double_~x=1.0, ULTIMATE.start_fmin_double_~y=0.0, ULTIMATE.start_isnan_double_~x=0.0, ULTIMATE.start_main_~res~0=0.0, ULTIMATE.start_main_~x~0=1.0, ULTIMATE.start_main_~y~0=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_fmin_double_#in~x|=1.0, |ULTIMATE.start_fmin_double_#in~y|=0.0, |ULTIMATE.start_fmin_double_#res|=0.0, |ULTIMATE.start_isnan_double_#in~x|=0.0, |ULTIMATE.start_isnan_double_#res|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] main_~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L63] fmin_double_#in~x, fmin_double_#in~y := main_~x~0, main_~y~0; [L63] havoc fmin_double_#res; [L63] havoc fmin_double_#t~ret4, fmin_double_#t~ret5, fmin_double_#t~ite6, fmin_double_~x, fmin_double_~y; [L44-L51] fmin_double_~x := fmin_double_#in~x; [L44-L51] fmin_double_~y := fmin_double_#in~y; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] CALL call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~x=1.0] [L21] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8); [L22] call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L23] call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4); [L23] ~msw~0 := #t~mem0; [L23] call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4); [L24] ~lsw~0 := #t~mem2; [L24] call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset); [L21] havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L41] assume !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)); [L30-L41] assume !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)); [L33-L41] assume !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)); [L37-L41] assume !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)); [L41] #res := 0; [L17-L42] ensures true; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, #res=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L45] RET call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] assume -2147483648 <= fmin_double_#t~ret4 && fmin_double_#t~ret4 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45-L46] assume 0 == fmin_double_#t~ret4; [L45] havoc fmin_double_#t~ret4; [L46] fmin_double_#res := fmin_double_~y; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L63] main_#t~ret7 := fmin_double_#res; [L63] main_~res~0 := main_#t~ret7; [L63] havoc main_#t~ret7; [L65] isnan_double_#in~x := main_~res~0; [L65] havoc isnan_double_#res; [L65] havoc isnan_double_~x; [L16] isnan_double_~x := isnan_double_#in~x; [L16] isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0); [L65] main_#t~ret8 := isnan_double_#res; [L65] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_#t~ret8=0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L65-L68] assume 0 == main_#t~ret8; [L65] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L66] assert false; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] main_~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L63] fmin_double_#in~x, fmin_double_#in~y := main_~x~0, main_~y~0; [L63] havoc fmin_double_#res; [L63] havoc fmin_double_#t~ret4, fmin_double_#t~ret5, fmin_double_#t~ite6, fmin_double_~x, fmin_double_~y; [L44-L51] fmin_double_~x := fmin_double_#in~x; [L44-L51] fmin_double_~y := fmin_double_#in~y; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] CALL call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~x=1.0] [L21] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8); [L22] call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L23] call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4); [L23] ~msw~0 := #t~mem0; [L23] call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4); [L24] ~lsw~0 := #t~mem2; [L24] call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset); [L21] havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L41] assume !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)); [L30-L41] assume !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)); [L33-L41] assume !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)); [L37-L41] assume !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)); [L41] #res := 0; [L17-L42] ensures true; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, #res=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L45] RET call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] assume -2147483648 <= fmin_double_#t~ret4 && fmin_double_#t~ret4 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45-L46] assume 0 == fmin_double_#t~ret4; [L45] havoc fmin_double_#t~ret4; [L46] fmin_double_#res := fmin_double_~y; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L63] main_#t~ret7 := fmin_double_#res; [L63] main_~res~0 := main_#t~ret7; [L63] havoc main_#t~ret7; [L65] isnan_double_#in~x := main_~res~0; [L65] havoc isnan_double_#res; [L65] havoc isnan_double_~x; [L16] isnan_double_~x := isnan_double_#in~x; [L16] isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0); [L65] main_#t~ret8 := isnan_double_#res; [L65] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_#t~ret8=0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L65-L68] assume 0 == main_#t~ret8; [L65] havoc main_#t~ret8; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L66] assert false; VAL [#NULL.base=0, #NULL.offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] main_~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L63] fmin_double_#in~x, fmin_double_#in~y := main_~x~0, main_~y~0; [L63] havoc fmin_double_#res; [L63] havoc fmin_double_#t~ret4, fmin_double_#t~ret5, fmin_double_#t~ite6, fmin_double_~x, fmin_double_~y; [L44-L51] fmin_double_~x := fmin_double_#in~x; [L44-L51] fmin_double_~y := fmin_double_#in~y; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] CALL call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~x=1.0] [L21] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L22] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L23] ~msw~0 := #t~mem0; [L23] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L24] ~lsw~0 := #t~mem2; [L24] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L21] havoc ~#ew_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L28] COND FALSE !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L30-L31] COND FALSE !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)) [L33-L34] COND FALSE !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)) [L37-L38] COND FALSE !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L41] #res := 0; [L45] RET call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] assume -2147483648 <= fmin_double_#t~ret4 && fmin_double_#t~ret4 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] COND TRUE 0 == fmin_double_#t~ret4 [L45] havoc fmin_double_#t~ret4; [L46] fmin_double_#res := fmin_double_~y; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L63] main_#t~ret7 := fmin_double_#res; [L63] main_~res~0 := main_#t~ret7; [L63] havoc main_#t~ret7; [L65] isnan_double_#in~x := main_~res~0; [L65] havoc isnan_double_#res; [L65] havoc isnan_double_~x; [L16] isnan_double_~x := isnan_double_#in~x; [L16] isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0); [L65] main_#t~ret8 := isnan_double_#res; [L65] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_#t~ret8=0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L65] COND TRUE 0 == main_#t~ret8 [L65] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret7, main_#t~ret8, main_~x~0, main_~y~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] main_~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L63] fmin_double_#in~x, fmin_double_#in~y := main_~x~0, main_~y~0; [L63] havoc fmin_double_#res; [L63] havoc fmin_double_#t~ret4, fmin_double_#t~ret5, fmin_double_#t~ite6, fmin_double_~x, fmin_double_~y; [L44-L51] fmin_double_~x := fmin_double_#in~x; [L44-L51] fmin_double_~y := fmin_double_#in~y; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] CALL call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~x=1.0] [L21] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L22] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L23] ~msw~0 := #t~mem0; [L23] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L24] ~lsw~0 := #t~mem2; [L24] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L21] havoc ~#ew_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L28] COND FALSE !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L30-L31] COND FALSE !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)) [L33-L34] COND FALSE !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)) [L37-L38] COND FALSE !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L41] #res := 0; [L45] RET call fmin_double_#t~ret4 := __fpclassify_double(fmin_double_~x); VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] assume -2147483648 <= fmin_double_#t~ret4 && fmin_double_#t~ret4 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#t~ret4=0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L45] COND TRUE 0 == fmin_double_#t~ret4 [L45] havoc fmin_double_#t~ret4; [L46] fmin_double_#res := fmin_double_~y; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, main_~x~0=1.0, main_~y~0=0.0] [L63] main_#t~ret7 := fmin_double_#res; [L63] main_~res~0 := main_#t~ret7; [L63] havoc main_#t~ret7; [L65] isnan_double_#in~x := main_~res~0; [L65] havoc isnan_double_#res; [L65] havoc isnan_double_~x; [L16] isnan_double_~x := isnan_double_#in~x; [L16] isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0); [L65] main_#t~ret8 := isnan_double_#res; [L65] assume -2147483648 <= main_#t~ret8 && main_#t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_#t~ret8=0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L65] COND TRUE 0 == main_#t~ret8 [L65] havoc main_#t~ret8; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0, fmin_double_#in~x=1.0, fmin_double_#in~y=0.0, fmin_double_#res=0.0, fmin_double_~x=1.0, fmin_double_~y=0.0, isnan_double_#in~x=0.0, isnan_double_#res=0, isnan_double_~x=0.0, main_~res~0=0.0, main_~x~0=1.0, main_~y~0=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L61] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] ~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L44-L51] ~x := #in~x; [L44-L51] ~y := #in~y; VAL [#NULL!base=0, #NULL!offset=0] [L45] CALL call #t~ret4 := __fpclassify_double(~x); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~x=1.0] [L21] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L22] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L23] ~msw~0 := #t~mem0; [L23] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L24] ~lsw~0 := #t~mem2; [L24] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L21] havoc ~#ew_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L28] COND FALSE !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L30-L31] COND FALSE !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)) [L33-L34] COND FALSE !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)) [L37-L38] COND FALSE !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L41] #res := 0; [L45] RET call #t~ret4 := __fpclassify_double(~x); VAL [#NULL!base=0, #NULL!offset=0] [L45] assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L45] COND TRUE 0 == #t~ret4 [L45] havoc #t~ret4; [L46] #res := ~y; VAL [#NULL!base=0, #NULL!offset=0] [L63] ~res~0 := #t~ret7; [L63] havoc #t~ret7; [L16] ~x := #in~x; [L16] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); [L65] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L65] COND TRUE 0 == #t~ret8 [L65] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L61] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L62] ~y~0 := ~someBinaryArithmeticDOUBLEoperation(0.0, 0.0); [L44-L51] ~x := #in~x; [L44-L51] ~y := #in~y; VAL [#NULL!base=0, #NULL!offset=0] [L45] CALL call #t~ret4 := __fpclassify_double(~x); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0] [L17-L42] ~x := #in~x; [L18] havoc ~msw~0; [L18] havoc ~lsw~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~x=1.0] [L21] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L22] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L23] ~msw~0 := #t~mem0; [L23] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L23] havoc #t~union1; [L23] havoc #t~mem0; [L24] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L24] ~lsw~0 := #t~mem2; [L24] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L24] havoc #t~mem2; [L24] havoc #t~union3; [L21] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L21] havoc ~#ew_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~lsw~0=1, ~msw~0=4293918720, ~x=1.0] [L27-L28] COND FALSE !((0 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (2147483648 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L30-L31] COND FALSE !((~msw~0 % 4294967296 >= 1048576 && ~msw~0 % 4294967296 <= 2146435071) || (~msw~0 % 4294967296 >= 2148532224 && ~msw~0 % 4294967296 <= 4293918719)) [L33-L34] COND FALSE !(~msw~0 % 4294967296 <= 1048575 || (~msw~0 % 4294967296 >= 2147483648 && ~msw~0 % 4294967296 <= 2148532223)) [L37-L38] COND FALSE !((2146435072 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296) || (4293918720 == ~msw~0 % 4294967296 && 0 == ~lsw~0 % 4294967296)) [L41] #res := 0; [L45] RET call #t~ret4 := __fpclassify_double(~x); VAL [#NULL!base=0, #NULL!offset=0] [L45] assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L45] COND TRUE 0 == #t~ret4 [L45] havoc #t~ret4; [L46] #res := ~y; VAL [#NULL!base=0, #NULL!offset=0] [L63] ~res~0 := #t~ret7; [L63] havoc #t~ret7; [L16] ~x := #in~x; [L16] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); [L65] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L65] COND TRUE 0 == #t~ret8 [L65] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L61] double x = 0.0 / 0.0; [L62] double y = 0.0 / 0.0; [L45] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=1] [L18] __uint32_t msw, lsw; VAL [\old(x)=1, x=1] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L27-L28] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L30-L31] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L33-L34] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L37-L38] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L41] return 0; [L45] RET, EXPR __fpclassify_double(x) [L45] COND TRUE __fpclassify_double(x) == 0 [L46] return y; [L63] double res = fmin_double(x, y); [L16] return x != x; [L65] COND TRUE !isnan_double(res) [L66] __VERIFIER_error() ----- [2018-11-23 07:54:25,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:54:25 ImpRootNode [2018-11-23 07:54:25,233 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:54:25,234 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:54:25,234 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:54:25,234 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:54:25,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:24" (3/4) ... [2018-11-23 07:54:25,238 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:54:25,238 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:54:25,239 INFO L168 Benchmark]: Toolchain (without parser) took 1101.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -118.1 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:25,241 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:25,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.13 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:25,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.96 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:25,243 INFO L168 Benchmark]: Boogie Preprocessor took 65.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:25,244 INFO L168 Benchmark]: RCFGBuilder took 465.52 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:25,245 INFO L168 Benchmark]: CodeCheck took 333.12 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:25,246 INFO L168 Benchmark]: Witness Printer took 4.85 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. [2018-11-23 07:54:25,250 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 2 procedures, 27 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 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, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 66]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61. Possible FailurePath: [L61] double x = 0.0 / 0.0; [L62] double y = 0.0 / 0.0; [L45] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=1] [L18] __uint32_t msw, lsw; VAL [\old(x)=1, x=1] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L27-L28] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L30-L31] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L33-L34] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L37-L38] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L41] return 0; [L45] RET, EXPR __fpclassify_double(x) [L45] COND TRUE __fpclassify_double(x) == 0 [L46] return y; [L63] double res = fmin_double(x, y); [L16] return x != x; [L65] COND TRUE !isnan_double(res) [L66] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.13 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 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 28.96 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 465.52 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 333.12 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.85 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-aa41828 [2018-11-23 07:54:26,907 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:54:26,908 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:54:26,917 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:54:26,917 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:54:26,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:54:26,919 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:54:26,920 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:54:26,922 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:54:26,922 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:54:26,923 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:54:26,923 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:54:26,924 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:54:26,925 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:54:26,926 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:54:26,927 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:54:26,928 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:54:26,929 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:54:26,931 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:54:26,933 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:54:26,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:54:26,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:54:26,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:54:26,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:54:26,938 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:54:26,938 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:54:26,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:54:26,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:54:26,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:54:26,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:54:26,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:54:26,942 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:54:26,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:54:26,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:54:26,944 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:54:26,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:54:26,945 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 07:54:26,958 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:54:26,958 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:54:26,959 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:54:26,959 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:54:26,960 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:54:26,960 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:54:26,960 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:54:26,960 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:54:26,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:54:26,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:54:26,961 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:54:26,962 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:54:26,962 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:54:26,962 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:54:26,962 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:54:26,962 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:54:26,964 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:54:26,964 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:54:26,964 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:54:26,964 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:54:26,964 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 07:54:26,964 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 07:54:26,965 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:54:26,965 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 07:54:26,965 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 07:54:26,965 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_7f49aebc-320c-4ee7-b885-2b070503dc30/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 -> b865bb4da04412be07ba7e2426d2224bb04a2953 [2018-11-23 07:54:26,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:54:27,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:54:27,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:54:27,014 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:54:27,015 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:54:27,015 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c [2018-11-23 07:54:27,070 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/733635dc2/023de0ac57054c038da54852be587fbb/FLAG133d32d91 [2018-11-23 07:54:27,418 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:54:27,419 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/sv-benchmarks/c/float-newlib/double_req_bl_1230_true-unreach-call.c [2018-11-23 07:54:27,424 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/733635dc2/023de0ac57054c038da54852be587fbb/FLAG133d32d91 [2018-11-23 07:54:27,435 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/data/733635dc2/023de0ac57054c038da54852be587fbb [2018-11-23 07:54:27,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:54:27,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:54:27,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:54:27,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:54:27,442 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:54:27,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567d81a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27, skipping insertion in model container [2018-11-23 07:54:27,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:54:27,474 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:54:27,646 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:54:27,650 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:54:27,671 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:54:27,693 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:54:27,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27 WrapperNode [2018-11-23 07:54:27,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:54:27,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:54:27,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:54:27,694 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:54:27,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:54:27,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:54:27,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:54:27,723 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:54:27,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... [2018-11-23 07:54:27,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:54:27,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:54:27,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:54:27,752 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:54:27,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:54:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/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 [2018-11-23 07:54:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-23 07:54:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-23 07:54:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-23 07:54:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:54:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 07:54:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:54:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:54:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 07:54:27,976 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 07:54:28,224 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:54:28,224 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-23 07:54:28,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:28 BoogieIcfgContainer [2018-11-23 07:54:28,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:54:28,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:54:28,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:54:28,237 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:54:28,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:28" (1/1) ... [2018-11-23 07:54:28,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:54:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:28,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-23 07:54:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-23 07:54:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 07:54:28,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:54:28,329 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:54:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:28,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:54:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:54:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-11-23 07:54:28,370 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-23 07:54:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 07:54:28,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:54:28,372 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:54:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:28,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:54:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:54:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 20 transitions. [2018-11-23 07:54:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-11-23 07:54:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 07:54:28,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:54:28,538 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:54:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:54:28,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:54:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 07:54:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:54:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 14 states and 15 transitions. [2018-11-23 07:54:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-11-23 07:54:28,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:54:28,763 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-23 07:54:28,770 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:54:28,789 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:54:28,791 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:54:28,791 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:54:28,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:54:28 ImpRootNode [2018-11-23 07:54:28,792 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:54:28,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:54:28,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:54:28,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:54:28,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:54:28" (3/4) ... [2018-11-23 07:54:28,795 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:54:28,804 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2018-11-23 07:54:28,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 07:54:28,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 07:54:28,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:54:28,841 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7f49aebc-320c-4ee7-b885-2b070503dc30/bin-2019/ukojak/witness.graphml [2018-11-23 07:54:28,841 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:54:28,842 INFO L168 Benchmark]: Toolchain (without parser) took 1404.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 950.5 MB in the beginning and 1.0 GB in the end (delta: -88.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:28,843 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-23 07:54:28,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:28,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.07 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:28,844 INFO L168 Benchmark]: Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:28,844 INFO L168 Benchmark]: RCFGBuilder took 472.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:28,845 INFO L168 Benchmark]: CodeCheck took 566.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:54:28,845 INFO L168 Benchmark]: Witness Printer took 49.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:54:28,847 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 2 procedures, 25 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 104 SDtfs, 6 SDslu, 6 SDs, 0 SdLazy, 88 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 272 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1575 SizeOfPredicates, 19 NumberOfNonLiveVariables, 143 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 66]: 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: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 254.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 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 29.07 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 472.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * CodeCheck took 566.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. * Witness Printer took 49.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...