./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/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 04e5b929de4769f01a6c1d571d92eec73b544ab1 ................................................................................................................................................................................................................................................................. 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_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/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 04e5b929de4769f01a6c1d571d92eec73b544ab1 ................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 06:37:42,459 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 06:37:42,461 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 06:37:42,468 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 06:37:42,468 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 06:37:42,469 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 06:37:42,469 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 06:37:42,470 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 06:37:42,471 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 06:37:42,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 06:37:42,473 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 06:37:42,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 06:37:42,473 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 06:37:42,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 06:37:42,475 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 06:37:42,475 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 06:37:42,476 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 06:37:42,477 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 06:37:42,480 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 06:37:42,481 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 06:37:42,481 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 06:37:42,482 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 06:37:42,483 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 06:37:42,483 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 06:37:42,483 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 06:37:42,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 06:37:42,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 06:37:42,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 06:37:42,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 06:37:42,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 06:37:42,485 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 06:37:42,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 06:37:42,486 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 06:37:42,486 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 06:37:42,486 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 06:37:42,487 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 06:37:42,487 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 06:37:42,495 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 06:37:42,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 06:37:42,496 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 06:37:42,496 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 06:37:42,496 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 06:37:42,496 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 06:37:42,497 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 06:37:42,497 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 06:37:42,497 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 06:37:42,497 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 06:37:42,497 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 06:37:42,497 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 06:37:42,498 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 06:37:42,499 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 06:37:42,499 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 06:37:42,499 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 06:37:42,499 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 06:37:42,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 06:37:42,499 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 06:37:42,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 06:37:42,500 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 06:37:42,500 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 06:37:42,500 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 06:37:42,500 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 06:37:42,500 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_7bfcb960-de1e-4c97-9f0e-cc353f375d75/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 -> 04e5b929de4769f01a6c1d571d92eec73b544ab1 [2018-12-02 06:37:42,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 06:37:42,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 06:37:42,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 06:37:42,537 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 06:37:42,537 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 06:37:42,537 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-02 06:37:42,573 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/bc6a93891/d2833b2070db4e73a769999945af5cd0/FLAGaeeb93ff7 [2018-12-02 06:37:43,009 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 06:37:43,009 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-02 06:37:43,014 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/bc6a93891/d2833b2070db4e73a769999945af5cd0/FLAGaeeb93ff7 [2018-12-02 06:37:43,023 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/bc6a93891/d2833b2070db4e73a769999945af5cd0 [2018-12-02 06:37:43,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 06:37:43,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 06:37:43,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 06:37:43,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 06:37:43,029 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 06:37:43,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff7353e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43, skipping insertion in model container [2018-12-02 06:37:43,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 06:37:43,049 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 06:37:43,164 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:37:43,168 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 06:37:43,191 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:37:43,233 INFO L195 MainTranslator]: Completed translation [2018-12-02 06:37:43,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43 WrapperNode [2018-12-02 06:37:43,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 06:37:43,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 06:37:43,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 06:37:43,234 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 06:37:43,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 06:37:43,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 06:37:43,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 06:37:43,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 06:37:43,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 06:37:43,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 06:37:43,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 06:37:43,280 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 06:37:43,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 06:37:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 06:37:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 06:37:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 06:37:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 06:37:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 06:37:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 06:37:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 06:37:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 06:37:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 06:37:43,574 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 06:37:43,574 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 06:37:43,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:37:43 BoogieIcfgContainer [2018-12-02 06:37:43,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 06:37:43,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 06:37:43,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 06:37:43,581 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 06:37:43,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:37:43" (1/1) ... [2018-12-02 06:37:43,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:37:43,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:37:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-02 06:37:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-02 06:37:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 06:37:43,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:37:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:37:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:37:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:37:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-02 06:37:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-02 06:37:43,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 06:37:43,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:37:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:37:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:37:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:37:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:37:43,797 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 06:37:43,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:37:43 ImpRootNode [2018-12-02 06:37:43,818 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 06:37:43,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 06:37:43,819 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 06:37:43,819 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 06:37:43,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:37:43" (3/4) ... [2018-12-02 06:37:43,821 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 06:37:43,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 06:37:43,822 INFO L168 Benchmark]: Toolchain (without parser) took 796.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -86.9 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:37:43,823 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:37:43,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-02 06:37:43,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.48 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:37:43,824 INFO L168 Benchmark]: Boogie Preprocessor took 19.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:37:43,824 INFO L168 Benchmark]: RCFGBuilder took 294.45 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: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:37:43,824 INFO L168 Benchmark]: CodeCheck took 243.28 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: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2018-12-02 06:37:43,825 INFO L168 Benchmark]: Witness Printer took 2.96 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. [2018-12-02 06:37:43,826 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, 39 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 159]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 158. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L154] double x = -0.0; [L65] double w, s1, s2, z; [L66] __int32_t ix, hx, id; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L69] ieee_double_shape_type gh_u; [L70] gh_u.value = (x) [L71] EXPR gh_u.parts.msw [L71] (hx) = gh_u.parts.msw [L73] ix = hx & 0x7fffffff VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L74] COND TRUE ix >= 0x44100000 [L75] __uint32_t low; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L77] ieee_double_shape_type gl_u; [L78] gl_u.value = (x) [L79] EXPR gl_u.parts.lsw [L79] (low) = gl_u.parts.lsw [L81] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L82] return x + x; VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L155] double res = atan_double(x); [L158] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L158] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L159] __VERIFIER_error() VAL [aT_atan={2:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 207.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.48 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 294.45 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: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. * CodeCheck took 243.28 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: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.96 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 06:37:45,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 06:37:45,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 06:37:45,073 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 06:37:45,073 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 06:37:45,073 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 06:37:45,074 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 06:37:45,075 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 06:37:45,075 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 06:37:45,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 06:37:45,076 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 06:37:45,076 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 06:37:45,077 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 06:37:45,077 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 06:37:45,078 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 06:37:45,079 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 06:37:45,079 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 06:37:45,080 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 06:37:45,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 06:37:45,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 06:37:45,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 06:37:45,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 06:37:45,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 06:37:45,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 06:37:45,085 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 06:37:45,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 06:37:45,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 06:37:45,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 06:37:45,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 06:37:45,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 06:37:45,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 06:37:45,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 06:37:45,089 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 06:37:45,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 06:37:45,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 06:37:45,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 06:37:45,090 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 06:37:45,099 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 06:37:45,100 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 06:37:45,100 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 06:37:45,100 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 06:37:45,101 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 06:37:45,101 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 06:37:45,101 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 06:37:45,101 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 06:37:45,102 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 06:37:45,103 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 06:37:45,103 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 06:37:45,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 06:37:45,103 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 06:37:45,103 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 06:37:45,103 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 06:37:45,103 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 06:37:45,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 06:37:45,104 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 06:37:45,105 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 06:37:45,105 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_7bfcb960-de1e-4c97-9f0e-cc353f375d75/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 -> 04e5b929de4769f01a6c1d571d92eec73b544ab1 [2018-12-02 06:37:45,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 06:37:45,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 06:37:45,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 06:37:45,138 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 06:37:45,139 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 06:37:45,139 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-02 06:37:45,175 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/cb0e0b3f7/4fdc0e716be944fd9bec021fe9de4c33/FLAG33d47d368 [2018-12-02 06:37:45,595 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 06:37:45,596 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/sv-benchmarks/c/float-newlib/double_req_bl_0620a_true-unreach-call.c [2018-12-02 06:37:45,601 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/cb0e0b3f7/4fdc0e716be944fd9bec021fe9de4c33/FLAG33d47d368 [2018-12-02 06:37:45,610 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/data/cb0e0b3f7/4fdc0e716be944fd9bec021fe9de4c33 [2018-12-02 06:37:45,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 06:37:45,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 06:37:45,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 06:37:45,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 06:37:45,615 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 06:37:45,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b266742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45, skipping insertion in model container [2018-12-02 06:37:45,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 06:37:45,636 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 06:37:45,768 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:37:45,776 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 06:37:45,807 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:37:45,825 INFO L195 MainTranslator]: Completed translation [2018-12-02 06:37:45,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45 WrapperNode [2018-12-02 06:37:45,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 06:37:45,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 06:37:45,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 06:37:45,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 06:37:45,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 06:37:45,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 06:37:45,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 06:37:45,890 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 06:37:45,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... [2018-12-02 06:37:45,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 06:37:45,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 06:37:45,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 06:37:45,919 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 06:37:45,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 06:37:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 06:37:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 06:37:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 06:37:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 06:37:46,092 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:37:46,127 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:37:46,157 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:37:46,703 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:37:46,721 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:38:33,495 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 06:41:34,787 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 06:41:34,787 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 06:41:34,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:41:34 BoogieIcfgContainer [2018-12-02 06:41:34,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 06:41:34,788 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 06:41:34,788 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 06:41:34,795 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 06:41:34,795 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:41:34" (1/1) ... [2018-12-02 06:41:34,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:41:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:41:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-12-02 06:41:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-12-02 06:41:34,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 06:41:34,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:41:34,856 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:41:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:41:34,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:41:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:41:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:41:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-12-02 06:41:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-12-02 06:41:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 06:41:34,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:41:34,929 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:41:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:41:34,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:41:35,030 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 06:41:35,031 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 06:41:35,034 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-02 06:41:35,075 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 06:41:35,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-12-02 06:41:35,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 06:41:35,089 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 06:41:35,092 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 06:41:35,093 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 06:41:35,093 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 06:41:35,096 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 06:41:35,097 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 06:41:35,103 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 06:41:35,104 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:15 [2018-12-02 06:41:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:41:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:41:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-02 06:41:35,326 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-02 06:41:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 06:41:35,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:41:35,327 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:41:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:41:35,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:41:35,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:42:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:42:00,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-12-02 06:42:00,187 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-02 06:42:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 06:42:00,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:42:00,188 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:42:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:42:02,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:42:02,008 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 06:42:02,009 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 06:42:02,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 06:42:02,016 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 06:42:02,017 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-12-02 06:42:02,017 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 06:42:02,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 06:42:02,033 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 06:42:02,034 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 06:42:02,034 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 06:42:02,036 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 06:42:02,038 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 06:42:02,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 06:42:02,044 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:15 [2018-12-02 06:42:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:42:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:42:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-02 06:42:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-02 06:42:02,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 06:42:02,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:42:02,213 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:42:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:42:02,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:42:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:42:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:42:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-02 06:42:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-02 06:42:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 06:42:02,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:42:02,267 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:42:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:42:04,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:42:04,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:42:05,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:42:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-12-02 06:42:05,628 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-02 06:42:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 06:42:05,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:42:05,629 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 06:42:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:42:05,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:42:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:42:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:42:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-02 06:42:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-02 06:42:06,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 06:42:06,727 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 06:42:06,732 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 06:42:06,879 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 06:42:06,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,882 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,882 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,886 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 06:42:06,886 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 06:42:06,887 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-02 06:42:06,887 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,887 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,887 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,888 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,888 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 06:42:06,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:42:06 ImpRootNode [2018-12-02 06:42:06,888 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 06:42:06,888 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 06:42:06,888 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 06:42:06,889 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 06:42:06,889 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:41:34" (3/4) ... [2018-12-02 06:42:06,891 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 06:42:06,897 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-02 06:42:06,897 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 06:42:06,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result [2018-12-02 06:42:06,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_prenex_81[63:32] == msw) [2018-12-02 06:42:06,931 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7bfcb960-de1e-4c97-9f0e-cc353f375d75/bin-2019/ukojak/witness.graphml [2018-12-02 06:42:06,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 06:42:06,932 INFO L168 Benchmark]: Toolchain (without parser) took 261319.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -120.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-02 06:42:06,932 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.76 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: Boogie Preprocessor took 29.10 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: RCFGBuilder took 228868.50 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: CodeCheck took 32100.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:42:06,933 INFO L168 Benchmark]: Witness Printer took 42.91 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. [2018-12-02 06:42:06,935 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, 39 locations, 1 error locations. SAFE Result, 31.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1524 SDtfs, 630 SDslu, 404 SDs, 0 SdLazy, 2198 SolverSat, 472 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 104.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 729 GetRequests, 684 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 10 QuantifiedInterpolants, 4937 SizeOfPredicates, 30 NumberOfNonLiveVariables, 747 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 159]: 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: 137]: Loop Invariant [2018-12-02 06:42:06,935 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,935 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,935 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,935 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] Derived loop invariant: (\exists v_prenex_81 : bv64 :: ~fp~LONGDOUBLE(v_prenex_81[63:63], v_prenex_81[62:52], v_prenex_81[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_prenex_81[63:32] == msw) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 68]: Loop Invariant [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,936 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 06:42:06,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_atan) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.76 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.10 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 228868.50 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: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. * CodeCheck took 32100.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -24.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 42.91 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_81,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven 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...