./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_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_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 966a39a7fc394dd5618380a7eca7745f36106277 ............................................................................................................................................................................................................................................. 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_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 966a39a7fc394dd5618380a7eca7745f36106277 .......................................................................................................................................................................................................................................................................................................................................................................................... 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 12:51:16,575 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:51:16,576 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:51:16,584 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:51:16,585 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:51:16,585 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:51:16,586 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:51:16,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:51:16,588 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:51:16,589 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:51:16,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:51:16,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:51:16,590 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:51:16,591 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:51:16,592 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:51:16,592 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:51:16,593 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:51:16,594 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:51:16,595 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:51:16,596 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:51:16,597 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:51:16,598 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:51:16,599 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:51:16,600 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:51:16,600 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:51:16,600 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:51:16,601 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:51:16,602 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:51:16,602 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:51:16,603 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:51:16,603 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:51:16,604 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:51:16,604 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:51:16,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:51:16,605 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:51:16,605 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:51:16,605 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:51:16,615 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:51:16,615 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:51:16,616 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:51:16,616 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:51:16,617 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:51:16,617 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:51:16,617 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:51:16,617 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:51:16,617 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:51:16,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:51:16,619 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:51:16,619 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:51:16,619 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:51:16,619 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:51:16,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:51:16,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:51:16,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:51:16,620 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:51:16,620 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:51:16,620 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:51:16,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:51:16,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:51:16,620 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_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-02 12:51:16,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:51:16,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:51:16,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:51:16,652 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:51:16,652 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:51:16,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 12:51:16,692 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/30af82a46/7c5a54348e584d219e6746f54fe567c9/FLAG925daa215 [2018-12-02 12:51:17,035 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:51:17,036 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 12:51:17,040 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/30af82a46/7c5a54348e584d219e6746f54fe567c9/FLAG925daa215 [2018-12-02 12:51:17,048 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/30af82a46/7c5a54348e584d219e6746f54fe567c9 [2018-12-02 12:51:17,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:51:17,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:51:17,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:17,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:51:17,053 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:51:17,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a38c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17, skipping insertion in model container [2018-12-02 12:51:17,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:51:17,075 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:51:17,186 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:17,189 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:51:17,210 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:17,251 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:51:17,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17 WrapperNode [2018-12-02 12:51:17,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:17,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:17,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:51:17,252 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:51:17,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:17,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:51:17,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:51:17,278 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:51:17,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:51:17,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:51:17,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:51:17,296 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:51:17,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:51:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 12:51:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:51:17,545 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:51:17,545 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 12:51:17,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:17 BoogieIcfgContainer [2018-12-02 12:51:17,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:51:17,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:51:17,546 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:51:17,552 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:51:17,552 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:17" (1/1) ... [2018-12-02 12:51:17,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:51:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-02 12:51:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-02 12:51:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 12:51:17,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:51:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:51:17,643 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 12:51:17,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-02 12:51:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-02 12:51:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 12:51:17,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:51:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:51:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:51:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:51:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:51:17,760 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 12:51:17,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:51:17 ImpRootNode [2018-12-02 12:51:17,786 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:51:17,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:51:17,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:51:17,786 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:51:17,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:17" (3/4) ... [2018-12-02 12:51:17,790 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 12:51:17,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:51:17,791 INFO L168 Benchmark]: Toolchain (without parser) took 740.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:17,792 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:51:17,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -146.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:17,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.65 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 12:51:17,794 INFO L168 Benchmark]: Boogie Preprocessor took 18.30 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 12:51:17,794 INFO L168 Benchmark]: RCFGBuilder took 249.73 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: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:17,794 INFO L168 Benchmark]: CodeCheck took 239.66 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:17,795 INFO L168 Benchmark]: Witness Printer took 4.23 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 12:51:17,798 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, 42 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 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: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L117] float x = -1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L119] float res = fmod_float(x, y); [L108] return x != x; [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -146.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.65 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 18.30 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 249.73 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: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * CodeCheck took 239.66 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.23 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 12:51:19,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:51:19,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:51:19,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:51:19,204 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:51:19,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:51:19,205 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:51:19,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:51:19,208 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:51:19,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:51:19,209 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:51:19,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:51:19,210 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:51:19,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:51:19,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:51:19,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:51:19,212 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:51:19,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:51:19,215 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:51:19,216 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:51:19,217 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:51:19,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:51:19,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:51:19,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:51:19,220 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:51:19,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:51:19,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:51:19,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:51:19,222 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:51:19,223 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:51:19,223 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:51:19,223 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:51:19,224 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:51:19,224 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:51:19,224 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:51:19,225 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:51:19,225 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 12:51:19,236 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:51:19,236 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:51:19,236 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:51:19,236 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:51:19,237 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:51:19,237 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:51:19,237 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:51:19,237 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:51:19,237 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:51:19,237 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:51:19,238 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:51:19,238 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:51:19,239 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:51:19,239 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 12:51:19,239 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:51:19,240 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 12:51:19,240 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 12:51:19,240 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_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-02 12:51:19,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:51:19,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:51:19,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:51:19,276 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:51:19,277 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:51:19,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 12:51:19,319 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/c1a90bcf6/539ecf8bd63249a28bedd81bdaeb5e94/FLAG90f42b437 [2018-12-02 12:51:19,636 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:51:19,637 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 12:51:19,642 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/c1a90bcf6/539ecf8bd63249a28bedd81bdaeb5e94/FLAG90f42b437 [2018-12-02 12:51:19,651 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/data/c1a90bcf6/539ecf8bd63249a28bedd81bdaeb5e94 [2018-12-02 12:51:19,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:51:19,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:51:19,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:19,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:51:19,657 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:51:19,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19, skipping insertion in model container [2018-12-02 12:51:19,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:51:19,677 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:51:19,804 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:19,809 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:51:19,839 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:51:19,856 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:51:19,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19 WrapperNode [2018-12-02 12:51:19,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:51:19,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:19,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:51:19,857 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:51:19,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:51:19,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:51:19,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:51:19,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:51:19,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... [2018-12-02 12:51:19,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:51:19,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:51:19,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:51:19,933 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:51:19,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:51:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/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 12:51:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 12:51:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 12:51:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:51:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 12:51:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:51:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:51:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 12:51:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 12:51:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:51:20,055 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 12:51:20,076 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 12:51:20,095 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 12:51:20,667 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:51:20,667 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 12:51:20,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:20 BoogieIcfgContainer [2018-12-02 12:51:20,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:51:20,667 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:51:20,667 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:51:20,673 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:51:20,674 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:20" (1/1) ... [2018-12-02 12:51:20,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:51:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-02 12:51:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-02 12:51:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 12:51:20,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:51:20,736 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 12:51:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:51:20,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:51:20,761 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 12:51:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-02 12:51:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-02 12:51:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 12:51:20,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:51:20,768 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 12:51:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:51:21,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:51:21,975 WARN L180 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-02 12:51:22,483 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 12:51:25,661 WARN L180 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-02 12:51:37,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:37,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-02 12:51:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-02 12:51:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 12:51:37,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:51:37,861 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 12:51:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:51:37,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:51:38,989 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 12:51:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:51:47,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-02 12:51:47,048 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-02 12:51:47,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 12:51:47,049 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-02 12:51:47,055 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 12:51:47,328 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-02 12:51:47,340 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 12:51:47,342 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 12:51:47,345 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,346 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,347 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,347 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,348 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 12:51:47,348 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,349 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,349 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,349 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,349 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,350 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,350 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,350 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,351 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,351 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,351 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,351 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,351 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,352 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,352 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,352 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:51:47 ImpRootNode [2018-12-02 12:51:47,352 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:51:47,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:51:47,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:51:47,353 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:51:47,353 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:51:20" (3/4) ... [2018-12-02 12:51:47,356 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 12:51:47,362 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 12:51:47,362 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 12:51:47,386 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8ed248af-1bad-485f-9960-8ffc2fd2873c/bin-2019/ukojak/witness.graphml [2018-12-02 12:51:47,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:51:47,387 INFO L168 Benchmark]: Toolchain (without parser) took 27732.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -61.0 MB). Peak memory consumption was 83.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,387 INFO L168 Benchmark]: CDTParser took 0.16 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 12:51:47,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.54 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,388 INFO L168 Benchmark]: Boogie Preprocessor took 22.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,388 INFO L168 Benchmark]: RCFGBuilder took 733.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,389 INFO L168 Benchmark]: CodeCheck took 26685.19 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: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-12-02 12:51:47,389 INFO L168 Benchmark]: Witness Printer took 33.69 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 12:51:47,390 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, 42 locations, 1 error locations. SAFE Result, 26.3s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 110 SDtfs, 52 SDslu, 56 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 11.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 2 QuantifiedInterpolants, 1784 SizeOfPredicates, 14 NumberOfNonLiveVariables, 132 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 123]: 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: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant [2018-12-02 12:51:47,391 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,391 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 17]: Loop Invariant [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-02 12:51:47,394 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,394 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,394 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 12:51:47,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_float_~y : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_float_~y), ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_float_~y)) == \result) * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.54 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 53.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 733.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * CodeCheck took 26685.19 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: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * Witness Printer took 33.69 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. * 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,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[ULTIMATE.start_fmod_float_~y,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,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 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[ULTIMATE.start_fmod_float_~y,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,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[ULTIMATE.start_fmod_float_~y,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...