./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_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_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 .............................................................................................................................................................................................................................................. 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_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:07:45,503 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:07:45,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:07:45,516 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:07:45,517 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:07:45,518 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:07:45,521 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:07:45,523 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:07:45,524 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:07:45,524 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:07:45,525 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:07:45,525 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:07:45,526 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:07:45,526 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:07:45,527 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:07:45,528 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:07:45,529 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:07:45,530 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:07:45,532 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:07:45,533 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:07:45,535 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:07:45,536 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:07:45,537 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:07:45,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:07:45,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:07:45,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:07:45,540 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:07:45,541 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:07:45,541 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:07:45,542 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:07:45,543 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:07:45,543 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:07:45,543 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:07:45,544 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:07:45,544 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:07:45,545 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:07:45,545 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:07:45,558 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:07:45,558 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:07:45,559 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:07:45,559 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:07:45,560 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:07:45,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:07:45,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:07:45,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:07:45,560 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:07:45,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:07:45,561 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:07:45,562 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:07:45,563 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:07:45,564 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:07:45,564 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:07:45,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:07:45,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:07:45,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:07:45,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:07:45,565 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:07:45,565 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:07:45,565 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:07:45,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:07:45,565 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_96ae5b79-7d23-41c2-917a-cae464b746ec/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-10-26 20:07:45,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:07:45,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:07:45,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:07:45,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:07:45,608 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:07:45,608 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-10-26 20:07:45,652 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/3395bc4a5/d32fe84b5322416e984007cd0f71aeaa/FLAG4533b2be5 [2018-10-26 20:07:46,024 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:07:46,025 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-10-26 20:07:46,033 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/3395bc4a5/d32fe84b5322416e984007cd0f71aeaa/FLAG4533b2be5 [2018-10-26 20:07:46,044 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/3395bc4a5/d32fe84b5322416e984007cd0f71aeaa [2018-10-26 20:07:46,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:07:46,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:07:46,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:07:46,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:07:46,055 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:07:46,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176a623f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46, skipping insertion in model container [2018-10-26 20:07:46,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:07:46,086 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:07:46,229 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:07:46,233 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:07:46,253 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:07:46,270 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:07:46,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46 WrapperNode [2018-10-26 20:07:46,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:07:46,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:07:46,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:07:46,271 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:07:46,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:07:46,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:07:46,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:07:46,307 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:07:46,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... [2018-10-26 20:07:46,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:07:46,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:07:46,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:07:46,348 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:07:46,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/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 20:07:46,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 20:07:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:07:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 20:07:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:07:46,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:07:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 20:07:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:07:47,279 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:07:47,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:47 BoogieIcfgContainer [2018-10-26 20:07:47,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:07:47,280 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:07:47,280 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:07:47,290 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:07:47,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:47" (1/1) ... [2018-10-26 20:07:47,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:07:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:07:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 20:07:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 20:07:47,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 20:07:47,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:07:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:07:47,405 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 20:07:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:07:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:07:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:07:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:07:47,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:07:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:07:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:07:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:07:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:07:47,585 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 20:07:47,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:07:47 ImpRootNode [2018-10-26 20:07:47,609 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:07:47,610 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:07:47,610 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:07:47,610 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:07:47,610 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:47" (3/4) ... [2018-10-26 20:07:47,614 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:07:47,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:07:47,614 INFO L168 Benchmark]: Toolchain (without parser) took 1565.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 963.4 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:47,616 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:07:47,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.94 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 952.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:47,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.85 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 947.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:47,618 INFO L168 Benchmark]: Boogie Preprocessor took 40.35 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:07:47,618 INFO L168 Benchmark]: RCFGBuilder took 932.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:47,619 INFO L168 Benchmark]: CodeCheck took 329.24 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:47,620 INFO L168 Benchmark]: Witness Printer took 4.15 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 20:07:47,623 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: 79]: 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: [L74] float x = 1.0f / 0.0f; [L75] 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; [L75] EXPR round_float(x) [L75] float res = round_float(x); [L78] 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); [L78] EXPR isinf_float(res) [L78] COND TRUE !isinf_float(res) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 219.94 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 952.7 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 35.85 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 947.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.35 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 932.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * CodeCheck took 329.24 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.15 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 20:07:49,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:07:49,407 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:07:49,418 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:07:49,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:07:49,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:07:49,423 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:07:49,424 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:07:49,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:07:49,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:07:49,427 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:07:49,427 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:07:49,428 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:07:49,428 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:07:49,429 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:07:49,429 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:07:49,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:07:49,432 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:07:49,433 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:07:49,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:07:49,436 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:07:49,436 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:07:49,438 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:07:49,439 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:07:49,439 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:07:49,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:07:49,440 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:07:49,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:07:49,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:07:49,442 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:07:49,443 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:07:49,443 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:07:49,443 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:07:49,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:07:49,444 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:07:49,444 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:07:49,445 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:07:49,456 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:07:49,456 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:07:49,457 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:07:49,457 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:07:49,457 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:07:49,457 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:07:49,457 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:07:49,458 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:07:49,459 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:07:49,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:07:49,459 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:07:49,460 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:07:49,460 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:07:49,461 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:07:49,461 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:07:49,461 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_96ae5b79-7d23-41c2-917a-cae464b746ec/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-10-26 20:07:49,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:07:49,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:07:49,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:07:49,509 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:07:49,510 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:07:49,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-10-26 20:07:49,557 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/0ec7e2f01/fc4b1342e2334f98a6f5e69ac3623029/FLAGa487f7c8a [2018-10-26 20:07:49,921 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:07:49,921 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-10-26 20:07:49,926 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/0ec7e2f01/fc4b1342e2334f98a6f5e69ac3623029/FLAGa487f7c8a [2018-10-26 20:07:49,938 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/data/0ec7e2f01/fc4b1342e2334f98a6f5e69ac3623029 [2018-10-26 20:07:49,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:07:49,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:07:49,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:07:49,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:07:49,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:07:49,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:07:49" (1/1) ... [2018-10-26 20:07:49,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a69f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:49, skipping insertion in model container [2018-10-26 20:07:49,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:07:49" (1/1) ... [2018-10-26 20:07:49,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:07:49,977 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:07:50,126 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:07:50,130 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:07:50,152 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:07:50,171 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:07:50,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50 WrapperNode [2018-10-26 20:07:50,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:07:50,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:07:50,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:07:50,173 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:07:50,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:07:50,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:07:50,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:07:50,207 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:07:50,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... [2018-10-26 20:07:50,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:07:50,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:07:50,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:07:50,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:07:50,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:07:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/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 20:07:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:07:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 20:07:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:07:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:07:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 20:07:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:07:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 20:07:50,513 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:07:50,543 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:07:50,769 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:07:50,791 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 20:07:51,317 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:07:51,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:51 BoogieIcfgContainer [2018-10-26 20:07:51,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:07:51,318 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:07:51,318 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:07:51,325 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:07:51,325 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:51" (1/1) ... [2018-10-26 20:07:51,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:07:51,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:07:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-26 20:07:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-26 20:07:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 20:07:51,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:07:51,419 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:07:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:07:51,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:07:51,464 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 20:07:51,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:07:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-10-26 20:07:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-10-26 20:07:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 20:07:51,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:07:51,473 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 20:07:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:07:51,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:07:52,112 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 20:07:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:07:52,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-10-26 20:07:52,925 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-10-26 20:07:52,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:07:52,925 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-10-26 20:07:52,933 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:07:52,982 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-10-26 20:07:52,987 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,992 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,992 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,992 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,993 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,993 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,994 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 20:07:52,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,995 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,995 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,995 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,997 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-10-26 20:07:52,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,998 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,998 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,998 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 20:07:52,999 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,999 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,999 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:52,999 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,000 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,000 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,000 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,000 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,001 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,001 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,001 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:07:53,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:07:53 ImpRootNode [2018-10-26 20:07:53,002 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:07:53,002 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:07:53,002 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:07:53,002 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:07:53,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:07:51" (3/4) ... [2018-10-26 20:07:53,006 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:07:53,016 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-10-26 20:07:53,016 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 20:07:53,016 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-26 20:07:53,017 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:07:53,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) [2018-10-26 20:07:53,065 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96ae5b79-7d23-41c2-917a-cae464b746ec/bin-2019/ukojak/witness.graphml [2018-10-26 20:07:53,066 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:07:53,066 INFO L168 Benchmark]: Toolchain (without parser) took 3125.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -123.3 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:53,068 INFO L168 Benchmark]: CDTParser took 0.16 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 20:07:53,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.77 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:53,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.72 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:07:53,068 INFO L168 Benchmark]: Boogie Preprocessor took 25.46 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:07:53,069 INFO L168 Benchmark]: RCFGBuilder took 1085.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:53,069 INFO L168 Benchmark]: CodeCheck took 1684.19 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: 57.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:07:53,069 INFO L168 Benchmark]: Witness Printer took 63.53 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 20:07:53,071 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, 0.6s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 1 QuantifiedInterpolants, 1594 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: 79]: 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 20:07:53,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,074 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, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~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 20:07:53,075 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,075 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,075 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,075 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,075 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 16]: Loop Invariant [2018-10-26 20:07:53,077 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,077 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,077 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,077 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 11]: Loop Invariant [2018-10-26 20:07:53,078 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,078 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,078 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,078 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,078 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,079 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,079 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,079 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,079 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 20:07:53,079 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, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 229.77 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 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 33.72 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.46 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1085.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1684.19 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: 57.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.53 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. * 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...