./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0920b_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_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/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 f9996153423fecedcbbebbb98f8557ca25433f0f ..................................................................................................................................................................................................................................................... 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_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/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 f9996153423fecedcbbebbb98f8557ca25433f0f .............................................................................................................................................................................................................................................................................................................................................................. 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 02:00:25,464 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:00:25,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:00:25,471 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:00:25,471 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:00:25,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:00:25,473 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:00:25,474 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:00:25,475 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:00:25,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:00:25,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:00:25,476 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:00:25,477 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:00:25,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:00:25,478 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:00:25,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:00:25,479 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:00:25,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:00:25,481 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:00:25,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:00:25,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:00:25,483 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:00:25,484 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:00:25,485 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:00:25,485 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:00:25,485 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:00:25,486 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:00:25,486 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:00:25,487 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:00:25,487 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:00:25,488 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:00:25,488 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:00:25,488 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:00:25,488 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:00:25,489 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:00:25,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:00:25,489 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:00:25,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:00:25,497 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:00:25,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:00:25,498 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:00:25,498 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:00:25,499 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:00:25,499 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:00:25,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:00:25,500 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:00:25,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:00:25,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:00:25,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:00:25,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:00:25,501 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:00:25,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:00:25,501 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:00:25,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:00:25,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:00:25,502 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_abd23374-5c01-400e-8333-d482d32f1786/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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2018-12-02 02:00:25,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:00:25,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:00:25,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:00:25,529 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:00:25,529 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:00:25,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c [2018-12-02 02:00:25,569 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/90df4f599/f045d95ad49b469a95154a64733ce595/FLAG11b7279b8 [2018-12-02 02:00:25,922 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:00:25,923 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c [2018-12-02 02:00:25,927 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/90df4f599/f045d95ad49b469a95154a64733ce595/FLAG11b7279b8 [2018-12-02 02:00:26,298 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/90df4f599/f045d95ad49b469a95154a64733ce595 [2018-12-02 02:00:26,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:00:26,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:00:26,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:00:26,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:00:26,308 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:00:26,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f81737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26, skipping insertion in model container [2018-12-02 02:00:26,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:00:26,333 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:00:26,434 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:00:26,437 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:00:26,460 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:00:26,501 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:00:26,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26 WrapperNode [2018-12-02 02:00:26,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:00:26,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:00:26,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:00:26,502 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:00:26,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:00:26,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:00:26,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:00:26,528 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:00:26,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:00:26,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:00:26,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:00:26,547 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:00:26,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/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 02:00:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 02:00:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 02:00:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 02:00:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:00:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:00:26,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:00:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 02:00:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:00:26,824 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:00:26,825 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 02:00:26,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:00:26 BoogieIcfgContainer [2018-12-02 02:00:26,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:00:26,826 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:00:26,826 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:00:26,835 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:00:26,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:00:26" (1/1) ... [2018-12-02 02:00:26,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:00:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:00:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2018-12-02 02:00:26,865 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2018-12-02 02:00:26,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:00:26,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:00:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:00:26,930 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 02:00:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:00:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2018-12-02 02:00:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2018-12-02 02:00:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:00:26,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:00:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:00:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:00:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:00:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:00:27,025 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 02:00:27,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:00:27 ImpRootNode [2018-12-02 02:00:27,045 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:00:27,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:00:27,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:00:27,046 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:00:27,046 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:00:26" (3/4) ... [2018-12-02 02:00:27,048 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 02:00:27,049 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:00:27,049 INFO L168 Benchmark]: Toolchain (without parser) took 747.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -57.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:00:27,050 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:00:27,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:00:27,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:00:27,051 INFO L168 Benchmark]: Boogie Preprocessor took 18.31 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:00:27,051 INFO L168 Benchmark]: RCFGBuilder took 278.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:00:27,051 INFO L168 Benchmark]: CodeCheck took 219.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:00:27,052 INFO L168 Benchmark]: Witness Printer took 3.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:00:27,053 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, 29 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 151]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 137, overapproximation of bitwiseOr at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 60. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; [L146] double x = -1.0 / 0.0; [L46] double hfsq, f, s, z, R, w, t1, t2, dk; [L47] __int32_t k, hx, i, j; [L48] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L51] ieee_double_shape_type ew_u; [L52] ew_u.value = (x) [L53] EXPR ew_u.parts.msw [L53] (hx) = ew_u.parts.msw [L54] EXPR ew_u.parts.lsw [L54] (lx) = ew_u.parts.lsw [L57] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L58] COND TRUE hx < 0x00100000 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L59] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L60] return -two54_log / zero; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L147] double res = __ieee754_log(x); [L137] return x != x; [L150] COND TRUE !isnan_double(res) [L151] __VERIFIER_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.31 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 278.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. * CodeCheck took 219.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.00 ms. Allocated memory is still 1.1 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 02:00:28,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:00:28,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:00:28,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:00:28,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:00:28,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:00:28,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:00:28,421 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:00:28,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:00:28,422 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:00:28,423 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:00:28,423 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:00:28,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:00:28,424 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:00:28,424 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:00:28,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:00:28,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:00:28,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:00:28,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:00:28,427 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:00:28,428 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:00:28,428 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:00:28,430 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:00:28,430 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:00:28,430 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:00:28,430 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:00:28,431 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:00:28,431 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:00:28,432 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:00:28,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:00:28,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:00:28,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:00:28,433 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:00:28,433 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:00:28,433 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:00:28,434 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:00:28,434 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 02:00:28,441 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:00:28,441 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:00:28,442 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:00:28,442 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:00:28,442 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:00:28,442 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:00:28,442 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:00:28,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:00:28,443 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:00:28,444 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:00:28,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 02:00:28,444 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 02:00:28,445 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_abd23374-5c01-400e-8333-d482d32f1786/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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2018-12-02 02:00:28,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:00:28,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:00:28,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:00:28,476 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:00:28,477 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:00:28,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c [2018-12-02 02:00:28,514 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/5ca033e6f/18bcedb4b77f45488681391135b97ab6/FLAG013779947 [2018-12-02 02:00:28,855 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:00:28,855 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/sv-benchmarks/c/float-newlib/double_req_bl_0920b_true-unreach-call.c [2018-12-02 02:00:28,859 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/5ca033e6f/18bcedb4b77f45488681391135b97ab6/FLAG013779947 [2018-12-02 02:00:29,247 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/data/5ca033e6f/18bcedb4b77f45488681391135b97ab6 [2018-12-02 02:00:29,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:00:29,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:00:29,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:00:29,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:00:29,255 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:00:29,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3832628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29, skipping insertion in model container [2018-12-02 02:00:29,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:00:29,279 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:00:29,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:00:29,397 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:00:29,425 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:00:29,441 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:00:29,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29 WrapperNode [2018-12-02 02:00:29,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:00:29,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:00:29,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:00:29,442 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:00:29,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:00:29,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:00:29,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:00:29,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:00:29,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... [2018-12-02 02:00:29,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:00:29,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:00:29,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:00:29,518 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:00:29,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:00:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/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 02:00:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 02:00:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 02:00:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:00:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 02:00:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:00:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:00:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 02:00:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 02:00:29,695 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:01:30,793 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:01:41,001 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 02:05:27,546 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:05:27,547 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 02:05:27,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:05:27 BoogieIcfgContainer [2018-12-02 02:05:27,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:05:27,547 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:05:27,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:05:27,555 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:05:27,555 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:05:27" (1/1) ... [2018-12-02 02:05:27,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:05:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:05:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2018-12-02 02:05:27,585 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2018-12-02 02:05:27,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 02:05:27,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:05:27,623 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:05:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:05:27,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:05:27,659 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 02:05:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:05:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2018-12-02 02:05:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2018-12-02 02:05:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 02:05:27,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:05:27,665 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:05:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:05:28,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:05:28,458 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 02:05:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:05:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2018-12-02 02:05:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2018-12-02 02:05:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 02:05:38,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:05:38,741 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:05:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:05:40,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:05:40,383 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 02:06:42,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:06:42,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 02:06:42,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 02:06:42,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 02:06:42,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:06:42,734 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:06:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:06:42,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:06:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:06:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:06:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-12-02 02:06:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-12-02 02:06:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 02:06:42,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:06:42,753 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 02:06:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:06:42,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:06:42,922 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 02:06:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:06:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-02 02:06:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-02 02:06:50,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:06:50,705 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-12-02 02:06:50,712 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 02:06:50,806 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-02 02:06:50,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,814 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,815 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,815 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,815 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,815 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,817 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 02:06:50,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,818 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,819 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 02:06:50,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:06:50 ImpRootNode [2018-12-02 02:06:50,819 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:06:50,820 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:06:50,820 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:06:50,820 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:06:50,821 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:05:27" (3/4) ... [2018-12-02 02:06:50,824 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:06:50,833 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 02:06:50,833 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 02:06:50,850 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE()) [2018-12-02 02:06:50,878 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_abd23374-5c01-400e-8333-d482d32f1786/bin-2019/ukojak/witness.graphml [2018-12-02 02:06:50,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:06:50,879 INFO L168 Benchmark]: Toolchain (without parser) took 381627.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 942.0 MB in the beginning and 955.5 MB in the end (delta: -13.5 MB). Peak memory consumption was 116.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,880 INFO L168 Benchmark]: CDTParser took 0.17 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 02:06:50,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.56 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -197.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,880 INFO L168 Benchmark]: Boogie Preprocessor took 20.77 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,881 INFO L168 Benchmark]: RCFGBuilder took 298029.36 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: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,881 INFO L168 Benchmark]: CodeCheck took 83272.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.2 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,881 INFO L168 Benchmark]: Witness Printer took 58.37 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:06:50,882 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, 29 locations, 1 error locations. SAFE Result, 83.1s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 316 SDtfs, 188 SDslu, 128 SDs, 0 SdLazy, 498 SolverSat, 106 SolverUnsat, 24 SolverUnknown, 0 SolverNotchecked, 199.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 47 ConstructedInterpolants, 9 QuantifiedInterpolants, 3323 SizeOfPredicates, 18 NumberOfNonLiveVariables, 237 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 151]: 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: 45]: Loop Invariant [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,884 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 50]: Loop Invariant [2018-12-02 02:06:50,885 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,885 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,885 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 02:06:50,885 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == zero - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 189.56 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 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 54.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -197.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.77 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 298029.36 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: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. * CodeCheck took 83272.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.2 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. * Witness Printer took 58.37 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 ~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 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 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 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 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 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 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 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...