./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/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 78ea74dfa7532b5891dcf798c387cbc67437d79b ........................................................................................................................................................................................................................................... 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_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/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 78ea74dfa7532b5891dcf798c387cbc67437d79b ............................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:37:37,568 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:37:37,570 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:37:37,578 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:37:37,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:37:37,579 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:37:37,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:37:37,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:37:37,584 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:37:37,585 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:37:37,585 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:37:37,586 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:37:37,586 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:37:37,587 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:37:37,588 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:37:37,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:37:37,589 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:37:37,591 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:37:37,593 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:37:37,594 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:37:37,594 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:37:37,595 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:37:37,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:37:37,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:37:37,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:37:37,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:37:37,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:37:37,601 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:37:37,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:37:37,602 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:37:37,602 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:37:37,603 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:37:37,603 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:37:37,603 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:37:37,605 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:37:37,606 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:37:37,606 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:37:37,617 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:37:37,617 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:37:37,618 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:37:37,618 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:37:37,618 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:37:37,618 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:37:37,619 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:37:37,619 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:37:37,620 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:37:37,620 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:37:37,621 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:37:37,621 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:37:37,621 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:37:37,622 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:37:37,622 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:37:37,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:37:37,622 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:37:37,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:37:37,622 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:37:37,622 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:37:37,623 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:37:37,623 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:37:37,623 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:37:37,623 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:37:37,623 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_766170d0-d881-4a18-b57a-14ff312455cc/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 -> 78ea74dfa7532b5891dcf798c387cbc67437d79b [2018-11-18 11:37:37,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:37:37,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:37:37,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:37:37,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:37:37,676 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:37:37,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-18 11:37:37,727 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/6fe3925a4/3b8b0062919e4f15af16055dbc1b6e53/FLAG0e1dec251 [2018-11-18 11:37:38,075 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:37:38,079 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-18 11:37:38,086 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/6fe3925a4/3b8b0062919e4f15af16055dbc1b6e53/FLAG0e1dec251 [2018-11-18 11:37:38,099 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/6fe3925a4/3b8b0062919e4f15af16055dbc1b6e53 [2018-11-18 11:37:38,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:37:38,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:37:38,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:37:38,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:37:38,108 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:37:38,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bba66d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38, skipping insertion in model container [2018-11-18 11:37:38,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:37:38,149 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:37:38,327 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:37:38,331 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:37:38,369 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:37:38,393 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:37:38,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38 WrapperNode [2018-11-18 11:37:38,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:37:38,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:37:38,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:37:38,395 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:37:38,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:37:38,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:37:38,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:37:38,483 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:37:38,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... [2018-11-18 11:37:38,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:37:38,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:37:38,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:37:38,507 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:37:38,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:37:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 11:37:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 11:37:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 11:37:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:37:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:37:38,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:37:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:37:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:37:39,109 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:37:39,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:39 BoogieIcfgContainer [2018-11-18 11:37:39,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:37:39,110 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:37:39,110 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:37:39,116 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:37:39,117 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:39" (1/1) ... [2018-11-18 11:37:39,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:37:39,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:37:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-18 11:37:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-18 11:37:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:37:39,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:37:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:37:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:37:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:37:39,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-18 11:37:39,248 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-18 11:37:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:37:39,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:37:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:37:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:37:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:37:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:37:39,375 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:37:39,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:37:39 ImpRootNode [2018-11-18 11:37:39,423 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:37:39,423 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:37:39,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:37:39,423 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:37:39,424 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:37:39" (3/4) ... [2018-11-18 11:37:39,427 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:37:39,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:37:39,427 INFO L168 Benchmark]: Toolchain (without parser) took 1325.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 953.7 MB in the beginning and 1.0 GB in the end (delta: -67.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,430 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:37:39,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.10 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 937.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,431 INFO L168 Benchmark]: Boogie Preprocessor took 23.96 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,432 INFO L168 Benchmark]: RCFGBuilder took 603.00 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: 43.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,432 INFO L168 Benchmark]: CodeCheck took 312.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:37:39,433 INFO L168 Benchmark]: Witness Printer took 4.03 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. [2018-11-18 11:37:39,435 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, 58 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 233]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someUnaryDOUBLEoperation at line 147, overapproximation of bitwiseAnd at line 161, overapproximation of someUnaryFLOAToperation at line 145, overapproximation of someBinaryArithmeticFLOAToperation at line 164. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L60] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L143-L151] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L228] float x = 1.0f / 0.0f; [L229] CALL, EXPR __ieee754_asinf(x) [L154] float t, w, p, q, c, r, s; [L155] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L157] FCALL ieee_float_shape_type gf_u; [L158] FCALL gf_u.value = (x) [L159] EXPR, FCALL gf_u.word [L159] (hx) = gf_u.word [L160] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L161] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L162] COND TRUE ix == 0x3f800000 [L164] RET return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L229] EXPR __ieee754_asinf(x) [L229] float res = __ieee754_asinf(x); [L232] CALL, EXPR isnan_float(res) [L58] RET return x != x; [L232] EXPR isnan_float(res) [L232] COND TRUE !isnan_float(res) [L233] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.10 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 937.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.96 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 603.00 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: 43.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * CodeCheck took 312.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.03 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 0.1.23-5842f4b [2018-11-18 11:37:41,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:37:41,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:37:41,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:37:41,115 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:37:41,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:37:41,117 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:37:41,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:37:41,120 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:37:41,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:37:41,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:37:41,123 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:37:41,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:37:41,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:37:41,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:37:41,125 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:37:41,126 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:37:41,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:37:41,130 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:37:41,131 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:37:41,132 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:37:41,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:37:41,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:37:41,135 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:37:41,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:37:41,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:37:41,137 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:37:41,137 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:37:41,138 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:37:41,139 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:37:41,139 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:37:41,140 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:37:41,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:37:41,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:37:41,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:37:41,152 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:37:41,152 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:37:41,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:37:41,166 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:37:41,167 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:37:41,167 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:37:41,167 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:37:41,167 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:37:41,172 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:37:41,172 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:37:41,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:37:41,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:37:41,173 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:37:41,174 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:37:41,174 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:37:41,174 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:37:41,174 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:37:41,174 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:37:41,174 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:37:41,174 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:37:41,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:37:41,175 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:37:41,175 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:37:41,175 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:37:41,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:37:41,177 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:37:41,177 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:37:41,177 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_766170d0-d881-4a18-b57a-14ff312455cc/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 -> 78ea74dfa7532b5891dcf798c387cbc67437d79b [2018-11-18 11:37:41,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:37:41,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:37:41,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:37:41,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:37:41,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:37:41,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-18 11:37:41,289 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/39bafcf97/62902ac22593473a9be65766f0510b02/FLAG129c924a0 [2018-11-18 11:37:41,632 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:37:41,633 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-18 11:37:41,637 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/39bafcf97/62902ac22593473a9be65766f0510b02/FLAG129c924a0 [2018-11-18 11:37:42,048 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/data/39bafcf97/62902ac22593473a9be65766f0510b02 [2018-11-18 11:37:42,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:37:42,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:37:42,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:37:42,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:37:42,054 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:37:42,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26edcba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42, skipping insertion in model container [2018-11-18 11:37:42,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:37:42,085 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:37:42,271 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:37:42,276 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:37:42,346 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:37:42,371 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:37:42,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42 WrapperNode [2018-11-18 11:37:42,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:37:42,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:37:42,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:37:42,373 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:37:42,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:37:42,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:37:42,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:37:42,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:37:42,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... [2018-11-18 11:37:42,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:37:42,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:37:42,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:37:42,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:37:42,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:37:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:37:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 11:37:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:37:42,751 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:37:54,133 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:38:39,396 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:38:39,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:38:39 BoogieIcfgContainer [2018-11-18 11:38:39,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:38:39,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:38:39,397 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:38:39,403 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:38:39,403 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:38:39" (1/1) ... [2018-11-18 11:38:39,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:38:39,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:38:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-18 11:38:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-18 11:38:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:38:39,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:38:39,469 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:38:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:38:39,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:38:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:38:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:38:39,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-18 11:38:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-18 11:38:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:38:39,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:38:39,517 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:38:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:38:39,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:38:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:38:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:38:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-11-18 11:38:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-11-18 11:38:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 11:38:40,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:38:40,513 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:38:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:38:40,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:38:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:39:10,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:39:10,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-11-18 11:39:10,895 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-11-18 11:39:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 11:39:10,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:39:10,896 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:39:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:39:11,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:39:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:39:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:39:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 11:39:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 11:39:12,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:39:12,259 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 11:39:12,265 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:39:12,304 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 11:39:12,308 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,309 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,309 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,309 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,310 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,311 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,315 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,316 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,316 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,316 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,316 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,317 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,317 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,317 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,317 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,318 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,318 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:39:12,319 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 11:39:12,320 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,320 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,321 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,321 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:39:12 ImpRootNode [2018-11-18 11:39:12,321 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:39:12,322 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:39:12,322 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:39:12,322 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:39:12,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:38:39" (3/4) ... [2018-11-18 11:39:12,326 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:39:12,334 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-18 11:39:12,334 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 11:39:12,335 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:39:12,357 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result [2018-11-18 11:39:12,395 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_766170d0-d881-4a18-b57a-14ff312455cc/bin-2019/ukojak/witness.graphml [2018-11-18 11:39:12,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:39:12,396 INFO L168 Benchmark]: Toolchain (without parser) took 90345.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 949.2 MB in the beginning and 969.4 MB in the end (delta: -20.2 MB). Peak memory consumption was 117.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,397 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:39:12,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.04 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:39:12,398 INFO L168 Benchmark]: Boogie Preprocessor took 96.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,398 INFO L168 Benchmark]: RCFGBuilder took 56881.70 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: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,398 INFO L168 Benchmark]: CodeCheck took 32925.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.0 MB in the end (delta: 101.0 MB). Peak memory consumption was 101.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,399 INFO L168 Benchmark]: Witness Printer took 73.24 ms. Allocated memory is still 1.2 GB. Free memory was 976.0 MB in the beginning and 969.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:39:12,400 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, 58 locations, 1 error locations. SAFE Result, 32.8s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 142 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 230 SolverSat, 66 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 57.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 3 QuantifiedInterpolants, 1910 SizeOfPredicates, 17 NumberOfNonLiveVariables, 177 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 233]: 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: 153]: Loop Invariant [2018-11-18 11:39:12,401 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,402 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,402 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,402 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,402 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,402 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,403 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,404 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,404 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant [2018-11-18 11:39:12,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:39:12,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.04 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 56881.70 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: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * CodeCheck took 32925.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.0 MB in the end (delta: 101.0 MB). Peak memory consumption was 101.0 MB. Max. memory is 11.5 GB. * Witness Printer took 73.24 ms. Allocated memory is still 1.2 GB. Free memory was 976.0 MB in the beginning and 969.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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 - 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! Received shutdown request...