./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/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 55e25fd47a6133e138b684ec17fad2c015ceccf7 ............................................................................................................................................................................................................................................... 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_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/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 55e25fd47a6133e138b684ec17fad2c015ceccf7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:28:54,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:28:54,033 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:28:54,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:28:54,043 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:28:54,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:28:54,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:28:54,046 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:28:54,047 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:28:54,048 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:28:54,049 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:28:54,049 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:28:54,050 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:28:54,050 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:28:54,051 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:28:54,052 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:28:54,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:28:54,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:28:54,056 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:28:54,057 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:28:54,058 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:28:54,059 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:28:54,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:28:54,061 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:28:54,061 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:28:54,062 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:28:54,063 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:28:54,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:28:54,065 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:28:54,065 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:28:54,066 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:28:54,066 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:28:54,066 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:28:54,067 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:28:54,067 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:28:54,068 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:28:54,069 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:28:54,080 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:28:54,080 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:28:54,081 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:28:54,081 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:28:54,081 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:28:54,082 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:28:54,082 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:28:54,082 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:28:54,082 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:28:54,083 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:28:54,083 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:28:54,083 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:28:54,083 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:28:54,084 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:28:54,084 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:28:54,084 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:28:54,084 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:28:54,085 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:28:54,085 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:28:54,085 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:28:54,085 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:28:54,086 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:28:54,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:28:54,087 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_25995229-5535-421c-b3db-049b9d8c069a/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 -> 55e25fd47a6133e138b684ec17fad2c015ceccf7 [2018-10-26 20:28:54,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:28:54,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:28:54,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:28:54,128 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:28:54,129 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:28:54,129 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c [2018-10-26 20:28:54,174 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/471d67f26/ad5f9c6b69a84790af59f09006688407/FLAGd8a4ee071 [2018-10-26 20:28:54,537 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:28:54,538 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c [2018-10-26 20:28:54,543 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/471d67f26/ad5f9c6b69a84790af59f09006688407/FLAGd8a4ee071 [2018-10-26 20:28:54,554 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/471d67f26/ad5f9c6b69a84790af59f09006688407 [2018-10-26 20:28:54,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:28:54,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:28:54,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:28:54,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:28:54,563 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:28:54,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bfd9b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54, skipping insertion in model container [2018-10-26 20:28:54,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:28:54,597 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:28:54,730 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:28:54,733 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:28:54,758 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:28:54,774 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:28:54,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54 WrapperNode [2018-10-26 20:28:54,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:28:54,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:28:54,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:28:54,776 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:28:54,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:28:54,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:28:54,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:28:54,815 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:28:54,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... [2018-10-26 20:28:54,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:28:54,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:28:54,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:28:54,867 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:28:54,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:28:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 20:28:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:28:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 20:28:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:28:55,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:28:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 20:28:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:28:55,790 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:28:55,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:28:55 BoogieIcfgContainer [2018-10-26 20:28:55,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:28:55,791 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:28:55,791 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:28:55,800 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:28:55,800 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:28:55" (1/1) ... [2018-10-26 20:28:55,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:28:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:28:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 20:28:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 20:28:55,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 20:28:55,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:28:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:28:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:28:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:28:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:28:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:28:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:28:55,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:28:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:28:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:28:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:28:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:28:56,090 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 20:28:56,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:28:56 ImpRootNode [2018-10-26 20:28:56,120 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:28:56,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:28:56,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:28:56,121 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:28:56,121 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:28:55" (3/4) ... [2018-10-26 20:28:56,125 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:28:56,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:28:56,126 INFO L168 Benchmark]: Toolchain (without parser) took 1567.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 959.8 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,127 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:28:56,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.60 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 949.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.89 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 946.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,129 INFO L168 Benchmark]: Boogie Preprocessor took 51.51 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 943.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,130 INFO L168 Benchmark]: RCFGBuilder took 923.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,130 INFO L168 Benchmark]: CodeCheck took 329.81 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: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:28:56,131 INFO L168 Benchmark]: Witness Printer took 4.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:28:56,134 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, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 78]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L73] float x = -1.0f / 0.0f; [L74] CALL, EXPR round_float(x) [L12] __uint32_t w; [L14] int exponent_less_127; [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (w) = gf_u.word [L20] COND FALSE !(0) [L22] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L24] COND FALSE !(exponent_less_127 < 23) [L40] COND FALSE !(exponent_less_127 == 128) [L44] RET return x; [L74] EXPR round_float(x) [L74] float res = round_float(x); [L77] CALL, EXPR isinf_float(res) [L56] __int32_t ix; [L58] FCALL ieee_float_shape_type gf_u; [L59] FCALL gf_u.value = (x) [L60] EXPR, FCALL gf_u.word [L60] (ix) = gf_u.word [L61] COND FALSE !(0) [L62] ix &= 0x7fffffff [L63] RET return ((ix) == 0x7f800000L); [L77] EXPR isinf_float(res) [L77] COND TRUE !isinf_float(res) [L78] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.60 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 949.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.89 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 946.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.51 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 943.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 923.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * CodeCheck took 329.81 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: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:28:58,029 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:28:58,030 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:28:58,039 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:28:58,039 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:28:58,040 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:28:58,041 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:28:58,043 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:28:58,044 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:28:58,045 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:28:58,046 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:28:58,046 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:28:58,047 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:28:58,047 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:28:58,048 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:28:58,049 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:28:58,049 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:28:58,051 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:28:58,053 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:28:58,054 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:28:58,055 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:28:58,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:28:58,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:28:58,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:28:58,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:28:58,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:28:58,059 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:28:58,060 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:28:58,061 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:28:58,061 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:28:58,061 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:28:58,062 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:28:58,062 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:28:58,062 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:28:58,063 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:28:58,063 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:28:58,063 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:28:58,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:28:58,075 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:28:58,076 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:28:58,076 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:28:58,077 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:28:58,077 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:28:58,077 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:28:58,077 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:28:58,077 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:28:58,077 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:28:58,078 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:28:58,079 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:28:58,079 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:28:58,079 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:28:58,079 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:28:58,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:28:58,079 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:28:58,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:28:58,080 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:28:58,080 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:28:58,080 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:28:58,082 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:28:58,082 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:28:58,082 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:28:58,083 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_25995229-5535-421c-b3db-049b9d8c069a/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 -> 55e25fd47a6133e138b684ec17fad2c015ceccf7 [2018-10-26 20:28:58,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:28:58,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:28:58,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:28:58,137 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:28:58,138 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:28:58,139 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c [2018-10-26 20:28:58,179 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/ea6b2a4c6/b3ef31bc1c474678b0bf1c5cc82e96a0/FLAGf68c9292c [2018-10-26 20:28:58,560 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:28:58,562 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/sv-benchmarks/c/float-newlib/float_req_bl_1032d_true-unreach-call.c [2018-10-26 20:28:58,569 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/ea6b2a4c6/b3ef31bc1c474678b0bf1c5cc82e96a0/FLAGf68c9292c [2018-10-26 20:28:58,585 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/data/ea6b2a4c6/b3ef31bc1c474678b0bf1c5cc82e96a0 [2018-10-26 20:28:58,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:28:58,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:28:58,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:28:58,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:28:58,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:28:58,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38349698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58, skipping insertion in model container [2018-10-26 20:28:58,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:28:58,634 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:28:58,815 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:28:58,821 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:28:58,849 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:28:58,876 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:28:58,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58 WrapperNode [2018-10-26 20:28:58,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:28:58,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:28:58,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:28:58,878 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:28:58,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:28:58,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:28:58,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:28:58,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:28:58,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... [2018-10-26 20:28:58,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:28:58,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:28:58,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:28:58,969 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:28:58,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:28:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:28:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:28:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 20:28:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:28:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:28:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 20:28:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:28:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 20:28:59,348 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:28:59,371 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:28:59,608 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:28:59,627 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:29:00,109 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:29:00,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:00 BoogieIcfgContainer [2018-10-26 20:29:00,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:29:00,110 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:29:00,110 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:29:00,119 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:29:00,120 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:00" (1/1) ... [2018-10-26 20:29:00,127 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:29:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:29:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 20:29:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 20:29:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 20:29:00,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:29:00,200 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:29:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:29:00,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:29:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:29:00,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:29:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:29:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:29:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:29:00,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:29:00,260 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:29:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:29:00,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:29:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:29:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:29:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-10-26 20:29:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-10-26 20:29:01,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:29:01,722 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-10-26 20:29:01,728 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:29:01,860 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-10-26 20:29:01,864 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,869 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,869 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,869 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,869 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,870 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,871 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-26 20:29:01,871 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,872 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,872 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,872 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,873 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,873 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,873 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,873 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,874 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:29:01,874 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 20:29:01,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,875 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,875 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,876 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,877 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-26 20:29:01,877 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,879 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,879 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,879 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,880 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,880 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,880 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:29:01 ImpRootNode [2018-10-26 20:29:01,881 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:29:01,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:29:01,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:29:01,881 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:29:01,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:29:00" (3/4) ... [2018-10-26 20:29:01,886 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:29:01,895 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-10-26 20:29:01,895 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 20:29:01,896 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-26 20:29:01,896 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:29:01,919 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) [2018-10-26 20:29:01,942 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_25995229-5535-421c-b3db-049b9d8c069a/bin-2019/ukojak/witness.graphml [2018-10-26 20:29:01,942 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:29:01,943 INFO L168 Benchmark]: Toolchain (without parser) took 3353.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 951.9 MB in the beginning and 996.6 MB in the end (delta: -44.7 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:01,945 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:01,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.62 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:01,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.51 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:01,946 INFO L168 Benchmark]: Boogie Preprocessor took 41.79 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:29:01,946 INFO L168 Benchmark]: RCFGBuilder took 1140.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:01,946 INFO L168 Benchmark]: CodeCheck took 1770.78 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: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:01,947 INFO L168 Benchmark]: Witness Printer took 61.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:29:01,951 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, 47 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 10 SDslu, 8 SDs, 0 SdLazy, 72 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 1 QuantifiedInterpolants, 1714 SizeOfPredicates, 11 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 78]: 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: 57]: Loop Invariant [2018-10-26 20:29:01,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 57]: Loop Invariant [2018-10-26 20:29:01,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,955 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,955 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,955 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,955 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,955 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,956 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,956 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) == x - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant [2018-10-26 20:29:01,961 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,961 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,961 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,961 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 11]: Loop Invariant [2018-10-26 20:29:01,962 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,962 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,962 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,962 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,963 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:29:01,964 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 284.62 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 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 48.51 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.79 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1140.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1770.78 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: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. * Witness Printer took 61.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...