./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ............................................................................................................................................................................................................................................................. 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_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 .............................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:59:47,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:59:47,376 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:59:47,387 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:59:47,387 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:59:47,388 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:59:47,389 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:59:47,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:59:47,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:59:47,394 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:59:47,395 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:59:47,395 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:59:47,396 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:59:47,397 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:59:47,398 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:59:47,399 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:59:47,400 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:59:47,402 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:59:47,404 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:59:47,406 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:59:47,407 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:59:47,408 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:59:47,410 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:59:47,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:59:47,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:59:47,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:59:47,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:59:47,414 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:59:47,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:59:47,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:59:47,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:59:47,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:59:47,418 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:59:47,418 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:59:47,419 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:59:47,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:59:47,421 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:59:47,434 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:59:47,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:59:47,435 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:59:47,435 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:59:47,436 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:59:47,437 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:59:47,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:59:47,437 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:59:47,437 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:59:47,437 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:59:47,437 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:59:47,438 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:59:47,439 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:59:47,439 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:59:47,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:59:47,439 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:59:47,439 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:47,439 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:59:47,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:59:47,442 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:59:47,442 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:59:47,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:59:47,443 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:59:47,443 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_0c2daf45-fb77-4584-b906-3e805a1c5d1a/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-10-26 21:59:47,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:59:47,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:59:47,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:59:47,493 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:59:47,493 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:59:47,494 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-10-26 21:59:47,553 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/47736bb38/fdec520b5fff4eab8aedee5c5c172a08/FLAGaf062267c [2018-10-26 21:59:47,956 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:59:47,957 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-10-26 21:59:47,964 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/47736bb38/fdec520b5fff4eab8aedee5c5c172a08/FLAGaf062267c [2018-10-26 21:59:47,979 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/47736bb38/fdec520b5fff4eab8aedee5c5c172a08 [2018-10-26 21:59:47,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:59:47,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:59:47,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:47,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:59:47,992 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:59:47,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:47" (1/1) ... [2018-10-26 21:59:47,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@330f28e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:47, skipping insertion in model container [2018-10-26 21:59:47,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:47" (1/1) ... [2018-10-26 21:59:48,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:59:48,029 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:59:48,207 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:48,213 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:59:48,253 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:48,274 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:59:48,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48 WrapperNode [2018-10-26 21:59:48,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:48,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:48,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:59:48,275 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:59:48,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:48,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:59:48,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:59:48,344 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:59:48,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... [2018-10-26 21:59:48,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:59:48,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:59:48,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:59:48,545 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:59:48,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-10-26 21:59:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 21:59:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 21:59:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:59:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 21:59:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:59:48,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:59:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 21:59:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 21:59:50,809 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:59:50,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:50 BoogieIcfgContainer [2018-10-26 21:59:50,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:59:50,810 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:59:50,811 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:59:50,823 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:59:50,824 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:50" (1/1) ... [2018-10-26 21:59:50,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:59:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-10-26 21:59:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-10-26 21:59:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 21:59:50,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-10-26 21:59:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-10-26 21:59:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 21:59:51,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:59:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:59:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:59:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:59:51,266 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 21:59:51,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:59:51 ImpRootNode [2018-10-26 21:59:51,311 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:59:51,312 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:59:51,312 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:59:51,312 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:59:51,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:50" (3/4) ... [2018-10-26 21:59:51,318 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 21:59:51,320 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:59:51,321 INFO L168 Benchmark]: Toolchain (without parser) took 3335.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -91.9 MB). Peak memory consumption was 81.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:59:51,324 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:59:51,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 944.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:59:51,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.81 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:59:51,326 INFO L168 Benchmark]: Boogie Preprocessor took 200.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -223.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:59:51,328 INFO L168 Benchmark]: RCFGBuilder took 2265.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.9 MB). Peak memory consumption was 88.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:59:51,329 INFO L168 Benchmark]: CodeCheck took 500.79 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:59:51,330 INFO L168 Benchmark]: Witness Printer took 8.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:59:51,335 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 114 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 142]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 62, overapproximation of someUnaryFLOAToperation at line 137, overapproximation of someBinaryArithmeticFLOAToperation at line 65. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L29-L34] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L137] float x = -0.0f; [L138] CALL, EXPR atan_float(x) [L54] float w, s1, s2, z; [L55] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L58] FCALL ieee_float_shape_type gf_u; [L59] FCALL gf_u.value = (x) [L60] EXPR, FCALL gf_u.word [L60] (hx) = gf_u.word [L61] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L62] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] COND TRUE ix >= 0x50800000 [L64] COND TRUE ((ix) > 0x7f800000L) [L65] RET return x + x; VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L138] EXPR atan_float(x) [L138] float res = atan_float(x); [L141] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L141] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L142] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 944.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.81 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 200.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -223.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2265.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.9 MB). Peak memory consumption was 88.9 MB. Max. memory is 11.5 GB. * CodeCheck took 500.79 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 8.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:59:53,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:59:53,581 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:59:53,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:59:53,592 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:59:53,593 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:59:53,594 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:59:53,595 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:59:53,597 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:59:53,598 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:59:53,598 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:59:53,599 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:59:53,600 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:59:53,600 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:59:53,601 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:59:53,602 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:59:53,603 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:59:53,604 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:59:53,606 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:59:53,607 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:59:53,608 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:59:53,609 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:59:53,612 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:59:53,612 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:59:53,612 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:59:53,613 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:59:53,614 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:59:53,615 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:59:53,615 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:59:53,616 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:59:53,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:59:53,617 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:59:53,617 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:59:53,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:59:53,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:59:53,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:59:53,620 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 21:59:53,633 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:59:53,633 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:59:53,634 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:59:53,634 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:59:53,635 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:59:53,635 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:59:53,635 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:59:53,636 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:59:53,637 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 21:59:53,637 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 21:59:53,637 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:59:53,637 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:59:53,637 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:59:53,637 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:59:53,638 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:59:53,638 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:59:53,638 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:59:53,638 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:53,638 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:59:53,639 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 21:59:53,640 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 21:59:53,640 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_0c2daf45-fb77-4584-b906-3e805a1c5d1a/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-10-26 21:59:53,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:59:53,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:59:53,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:59:53,694 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:59:53,695 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:59:53,695 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-10-26 21:59:53,759 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/c586e02b7/d5639e643c0a419e8b26eec8c25f58e3/FLAG218141791 [2018-10-26 21:59:54,221 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:59:54,222 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-10-26 21:59:54,232 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/c586e02b7/d5639e643c0a419e8b26eec8c25f58e3/FLAG218141791 [2018-10-26 21:59:54,254 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/data/c586e02b7/d5639e643c0a419e8b26eec8c25f58e3 [2018-10-26 21:59:54,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:59:54,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:59:54,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:54,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:59:54,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:59:54,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87b33eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54, skipping insertion in model container [2018-10-26 21:59:54,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:59:54,318 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:59:54,548 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:54,572 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:59:54,660 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:54,692 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:59:54,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54 WrapperNode [2018-10-26 21:59:54,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:54,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:54,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:59:54,694 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:59:54,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:54,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:59:54,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:59:54,750 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:59:54,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... [2018-10-26 21:59:54,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:59:54,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:59:54,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:59:54,815 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:59:54,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 21:59:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:59:54,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 21:59:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 21:59:55,152 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,168 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,176 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,188 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,228 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,252 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,272 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,292 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,348 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,368 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,384 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,391 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,403 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,408 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,412 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,425 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,436 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,444 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,452 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,492 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:55,972 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:59:56,013 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:00:10,107 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:00:10,111 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:04:42,417 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:04:42,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:04:42 BoogieIcfgContainer [2018-10-26 22:04:42,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:04:42,419 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:04:42,419 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:04:42,429 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:04:42,430 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:04:42" (1/1) ... [2018-10-26 22:04:42,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:04:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-10-26 22:04:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-10-26 22:04:42,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:04:42,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:42,541 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:04:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:42,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:04:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-10-26 22:04:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-10-26 22:04:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:04:42,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:42,631 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:04:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:42,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:04:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:44,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-10-26 22:04:44,152 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-10-26 22:04:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:04:44,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:44,154 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:04:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:44,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:04:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:05:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-10-26 22:05:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-10-26 22:05:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:05:08,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:08,846 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:05:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:09,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:05:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:05:09,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-10-26 22:05:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-10-26 22:05:09,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 22:05:09,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:09,723 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:05:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:09,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:05:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:05:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:09,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-10-26 22:05:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-10-26 22:05:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 22:05:09,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:09,791 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:05:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:10,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:05:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:05:12,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:12,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-10-26 22:05:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-10-26 22:05:12,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 22:05:12,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:12,450 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 22:05:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:12,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:05:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:05:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-10-26 22:05:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-10-26 22:05:13,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:05:13,551 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-10-26 22:05:13,560 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:05:13,704 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:05:13,706 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 22:05:13,714 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 22:05:13,714 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-26 22:05:13,715 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,716 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,717 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,717 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,718 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,718 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,718 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,718 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,719 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-10-26 22:05:13,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:05:13 ImpRootNode [2018-10-26 22:05:13,721 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:05:13,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:05:13,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:05:13,722 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:05:13,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:04:42" (3/4) ... [2018-10-26 22:05:13,728 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:05:13,741 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 74 nodes and edges [2018-10-26 22:05:13,741 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 22:05:13,742 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-10-26 22:05:13,742 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:05:13,774 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-10-26 22:05:13,816 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0c2daf45-fb77-4584-b906-3e805a1c5d1a/bin-2019/ukojak/witness.graphml [2018-10-26 22:05:13,816 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:05:13,818 INFO L168 Benchmark]: Toolchain (without parser) took 319560.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:05:13,819 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:05:13,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.76 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:05:13,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.74 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:05:13,820 INFO L168 Benchmark]: Boogie Preprocessor took 64.30 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:05:13,820 INFO L168 Benchmark]: RCFGBuilder took 287604.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 931.8 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 91.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:05:13,820 INFO L168 Benchmark]: CodeCheck took 31302.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -4.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -59.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:05:13,821 INFO L168 Benchmark]: Witness Printer took 94.54 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:05:13,823 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 114 locations, 1 error locations. SAFE Result, 31.1s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1332 SDtfs, 598 SDslu, 404 SDs, 0 SdLazy, 2100 SolverSat, 538 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 118.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 693 GetRequests, 649 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 4 QuantifiedInterpolants, 4610 SizeOfPredicates, 30 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 142]: 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: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 57]: Loop Invariant [2018-10-26 22:05:13,827 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,828 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,828 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,828 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,832 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,832 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,832 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 22:05:13,833 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (one_atan == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E30)) == huge_atan - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 433.76 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.74 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.30 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 287604.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 931.8 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 91.8 MB. Max. memory is 11.5 GB. * CodeCheck took 31302.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -4.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -59.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 94.54 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...