./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_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_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/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 03f3c06db3ef41593c24334f9583c5e77016ee88 .............................................................................................................................................................................................................................................................. 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_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/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 03f3c06db3ef41593c24334f9583c5e77016ee88 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:02:02,653 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:02:02,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:02:02,661 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:02:02,661 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:02:02,662 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:02:02,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:02:02,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:02:02,665 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:02:02,666 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:02:02,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:02:02,667 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:02:02,667 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:02:02,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:02:02,669 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:02:02,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:02:02,669 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:02:02,670 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:02:02,672 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:02:02,673 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:02:02,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:02:02,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:02:02,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:02:02,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:02:02,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:02:02,678 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:02:02,679 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:02:02,680 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:02:02,680 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:02:02,681 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:02:02,681 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:02:02,682 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:02:02,682 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:02:02,682 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:02:02,684 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:02:02,684 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:02:02,684 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:02:02,694 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:02:02,695 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:02:02,695 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:02:02,695 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:02:02,696 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:02:02,696 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:02:02,696 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:02:02,696 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:02:02,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:02:02,697 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:02:02,698 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:02:02,698 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:02:02,698 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:02:02,698 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:02:02,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:02:02,698 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:02:02,698 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:02:02,699 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:02:02,699 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:02:02,699 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:02:02,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:02:02,699 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_24c9210d-d57d-4855-b8af-64f068341153/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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-11-10 13:02:02,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:02:02,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:02:02,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:02:02,736 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:02:02,736 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:02:02,736 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-10 13:02:02,782 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/38b6de27b/c5f6cfaf56384f84be677346d43c4de2/FLAG66f960921 [2018-11-10 13:02:03,115 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:02:03,115 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-10 13:02:03,120 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/38b6de27b/c5f6cfaf56384f84be677346d43c4de2/FLAG66f960921 [2018-11-10 13:02:03,129 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/38b6de27b/c5f6cfaf56384f84be677346d43c4de2 [2018-11-10 13:02:03,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:02:03,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:02:03,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:02:03,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:02:03,134 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:02:03,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80ec096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03, skipping insertion in model container [2018-11-10 13:02:03,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:02:03,158 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:02:03,281 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:02:03,286 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:02:03,311 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:02:03,324 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:02:03,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03 WrapperNode [2018-11-10 13:02:03,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:02:03,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:02:03,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:02:03,325 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:02:03,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:02:03,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:02:03,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:02:03,368 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:02:03,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... [2018-11-10 13:02:03,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:02:03,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:02:03,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:02:03,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:02:03,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/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 [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 13:02:03,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:02:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:02:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:02:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:02:04,086 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:02:04,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:02:04 BoogieIcfgContainer [2018-11-10 13:02:04,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:02:04,087 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:02:04,087 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:02:04,093 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:02:04,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:02:04" (1/1) ... [2018-11-10 13:02:04,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:02:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:02:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-11-10 13:02:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-11-10 13:02:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 13:02:04,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:02:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:02:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:02:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:02:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2018-11-10 13:02:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2018-11-10 13:02:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:02:04,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:02:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:02:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:02:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:02:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:02:04,352 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 13:02:04,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:02:04 ImpRootNode [2018-11-10 13:02:04,383 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:02:04,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:02:04,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:02:04,384 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:02:04,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:02:04" (3/4) ... [2018-11-10 13:02:04,388 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 13:02:04,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:02:04,389 INFO L168 Benchmark]: Toolchain (without parser) took 1257.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -100.1 MB). Peak memory consumption was 90.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,390 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:02:04,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 32.0 MB). Free memory was 946.8 MB in the beginning and 1.0 GB in the end (delta: -70.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,392 INFO L168 Benchmark]: Boogie Preprocessor took 58.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -174.1 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,393 INFO L168 Benchmark]: RCFGBuilder took 659.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 96.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,393 INFO L168 Benchmark]: CodeCheck took 296.59 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:02:04,394 INFO L168 Benchmark]: Witness Printer took 4.43 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. [2018-11-10 13:02:04,397 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, 110 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of bitwiseAnd at line 43, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L12-L31] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L126] float x = -1.0f / 0.0f; [L127] CALL, EXPR __ieee754_expf(x) [L34] float y, hi, lo, c, t; [L35] __int32_t k = 0, xsb, sx; [L36] __uint32_t hx; VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L39] FCALL ieee_float_shape_type gf_u; [L40] FCALL gf_u.value = (x) [L41] EXPR, FCALL gf_u.word [L41] (sx) = gf_u.word [L42] COND FALSE !(0) VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L43] xsb = (sx >> 31) & 1 [L44] hx = sx & 0x7fffffff VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L46] COND TRUE ((hx) > 0x7f800000L) [L47] RET return x + x; VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L127] EXPR __ieee754_expf(x) [L127] float res = __ieee754_expf(x); [L130] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L130] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L131] __VERIFIER_error() VAL [halF_exp={2:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={6:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 192.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 32.0 MB). Free memory was 946.8 MB in the beginning and 1.0 GB in the end (delta: -70.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -174.1 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 659.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 96.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. * CodeCheck took 296.59 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.43 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 [2018-11-10 13:02:05,845 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:02:05,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:02:05,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:02:05,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:02:05,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:02:05,855 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:02:05,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:02:05,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:02:05,858 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:02:05,859 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:02:05,859 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:02:05,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:02:05,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:02:05,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:02:05,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:02:05,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:02:05,865 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:02:05,866 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:02:05,867 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:02:05,868 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:02:05,869 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:02:05,871 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:02:05,871 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:02:05,871 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:02:05,872 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:02:05,873 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:02:05,874 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:02:05,874 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:02:05,875 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:02:05,875 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:02:05,876 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:02:05,876 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:02:05,876 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:02:05,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:02:05,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:02:05,877 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 13:02:05,889 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:02:05,889 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:02:05,890 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:02:05,890 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:02:05,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:02:05,891 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:02:05,891 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:02:05,891 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:02:05,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:02:05,891 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:02:05,891 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:02:05,892 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:02:05,892 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:02:05,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:02:05,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:02:05,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:02:05,894 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:02:05,894 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:02:05,894 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_24c9210d-d57d-4855-b8af-64f068341153/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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2018-11-10 13:02:05,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:02:05,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:02:05,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:02:05,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:02:05,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:02:05,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-10 13:02:05,974 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/23a2e6788/ae2f4175ed1c449891d88650d0acc40d/FLAGb45a06ed8 [2018-11-10 13:02:06,375 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:02:06,375 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/sv-benchmarks/c/float-newlib/float_req_bl_0833_true-unreach-call.c [2018-11-10 13:02:06,379 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/23a2e6788/ae2f4175ed1c449891d88650d0acc40d/FLAGb45a06ed8 [2018-11-10 13:02:06,388 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/data/23a2e6788/ae2f4175ed1c449891d88650d0acc40d [2018-11-10 13:02:06,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:02:06,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:02:06,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:02:06,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:02:06,395 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:02:06,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d1f82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06, skipping insertion in model container [2018-11-10 13:02:06,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:02:06,422 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:02:06,559 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:02:06,565 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:02:06,594 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:02:06,611 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:02:06,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06 WrapperNode [2018-11-10 13:02:06,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:02:06,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:02:06,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:02:06,612 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:02:06,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:02:06,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:02:06,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:02:06,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:02:06,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... [2018-11-10 13:02:06,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:02:06,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:02:06,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:02:06,679 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:02:06,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:02:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/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 [2018-11-10 13:02:06,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 13:02:06,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:02:06,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 13:02:06,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 13:02:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:02:06,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:02:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 13:02:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:02:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 13:02:06,876 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,879 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,887 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,891 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,897 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,903 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,919 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:06,924 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,626 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,632 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,660 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,667 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,771 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:02:19,776 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:03:40,678 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:03:40,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:03:40 BoogieIcfgContainer [2018-11-10 13:03:40,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:03:40,679 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:03:40,679 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:03:40,685 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:03:40,685 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:03:40" (1/1) ... [2018-11-10 13:03:40,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:03:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:40,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-11-10 13:03:40,713 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-11-10 13:03:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 13:03:40,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:03:40,757 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 13:03:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:03:40,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:03:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:03:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2018-11-10 13:03:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2018-11-10 13:03:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 13:03:40,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:03:40,815 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 13:03:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:03:40,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:03:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:03:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-11-10 13:03:41,076 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-11-10 13:03:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 13:03:41,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:03:41,077 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 13:03:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:03:41,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:03:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:03:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-11-10 13:03:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-10 13:03:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 13:03:55,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:03:55,514 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 13:03:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:03:55,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:03:55,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:03:55,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:55,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-11-10 13:03:55,560 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-11-10 13:03:55,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 13:03:55,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:03:55,562 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 13:03:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:03:55,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:03:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:03:56,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:03:56,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-10 13:03:56,219 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-10 13:03:56,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:03:56,219 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-11-10 13:03:56,225 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 13:03:56,263 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:03:56,264 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 13:03:56,267 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,269 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 13:03:56,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,270 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 13:03:56,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,271 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 13:03:56,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:03:56 ImpRootNode [2018-11-10 13:03:56,272 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:03:56,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:03:56,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:03:56,273 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:03:56,273 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:03:40" (3/4) ... [2018-11-10 13:03:56,275 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:03:56,283 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-10 13:03:56,284 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 13:03:56,284 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 13:03:56,284 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 13:03:56,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == \result [2018-11-10 13:03:56,335 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_24c9210d-d57d-4855-b8af-64f068341153/bin-2019/ukojak/witness.graphml [2018-11-10 13:03:56,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:03:56,336 INFO L168 Benchmark]: Toolchain (without parser) took 109945.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 953.2 MB in the beginning and 871.1 MB in the end (delta: 82.1 MB). Peak memory consumption was 237.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,337 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-10 13:03:56,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.33 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.73 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,338 INFO L168 Benchmark]: Boogie Preprocessor took 34.84 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:56,339 INFO L168 Benchmark]: RCFGBuilder took 93999.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 931.8 MB in the beginning and 1.0 GB in the end (delta: -99.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,339 INFO L168 Benchmark]: CodeCheck took 15593.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.0 MB in the end (delta: 153.2 MB). Peak memory consumption was 153.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,339 INFO L168 Benchmark]: Witness Printer took 62.78 ms. Allocated memory is still 1.2 GB. Free memory was 878.0 MB in the beginning and 871.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:56,340 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, 110 locations, 1 error locations. SAFE Result, 15.5s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 SDtfs, 94 SDslu, 68 SDs, 0 SdLazy, 540 SolverSat, 154 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 40.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 442 GetRequests, 410 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 47 ConstructedInterpolants, 5 QuantifiedInterpolants, 3603 SizeOfPredicates, 26 NumberOfNonLiveVariables, 278 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 131]: 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: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 33]: Loop Invariant [2018-11-10 13:03:56,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 111]: Loop Invariant [2018-11-10 13:03:56,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) - InvariantResult [Line: 111]: Loop Invariant [2018-11-10 13:03:56,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 38]: Loop Invariant [2018-11-10 13:03:56,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 13:03:56,345 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 219.33 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 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 31.73 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.84 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 93999.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 931.8 MB in the beginning and 1.0 GB in the end (delta: -99.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. * CodeCheck took 15593.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.0 MB in the end (delta: 153.2 MB). Peak memory consumption was 153.2 MB. Max. memory is 11.5 GB. * Witness Printer took 62.78 ms. Allocated memory is still 1.2 GB. Free memory was 878.0 MB in the beginning and 871.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...