./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/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 9715021f39c8c40f74d5b2a16209aa11aedb826e .......................................................................................................................................................................................................................................................... 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_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/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 9715021f39c8c40f74d5b2a16209aa11aedb826e ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:02:11,226 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:02:11,227 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:02:11,235 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:02:11,235 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:02:11,236 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:02:11,236 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:02:11,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:02:11,238 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:02:11,239 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:02:11,239 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:02:11,240 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:02:11,240 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:02:11,241 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:02:11,242 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:02:11,242 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:02:11,243 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:02:11,244 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:02:11,245 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:02:11,246 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:02:11,247 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:02:11,248 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:02:11,249 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:02:11,250 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:02:11,250 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:02:11,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:02:11,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:02:11,252 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:02:11,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:02:11,253 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:02:11,253 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:02:11,254 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:02:11,254 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:02:11,254 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:02:11,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:02:11,255 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:02:11,255 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:02:11,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:02:11,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:02:11,266 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:02:11,266 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:02:11,267 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:02:11,267 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:02:11,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:02:11,268 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:02:11,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:02:11,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:02:11,269 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:02:11,269 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:02:11,269 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:02:11,269 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:02:11,269 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:02:11,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:02:11,269 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_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/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 -> 9715021f39c8c40f74d5b2a16209aa11aedb826e [2018-11-18 14:02:11,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:02:11,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:02:11,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:02:11,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:02:11,307 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:02:11,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c [2018-11-18 14:02:11,352 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/ed32f05cb/54931f7712d64ac4aff522d254d3763d/FLAG09b3c6095 [2018-11-18 14:02:11,681 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:02:11,682 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c [2018-11-18 14:02:11,686 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/ed32f05cb/54931f7712d64ac4aff522d254d3763d/FLAG09b3c6095 [2018-11-18 14:02:11,697 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/ed32f05cb/54931f7712d64ac4aff522d254d3763d [2018-11-18 14:02:11,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:02:11,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:02:11,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:02:11,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:02:11,705 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:02:11,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c31600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11, skipping insertion in model container [2018-11-18 14:02:11,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:02:11,737 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:02:11,869 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:02:11,872 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:02:11,896 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:02:11,909 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:02:11,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11 WrapperNode [2018-11-18 14:02:11,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:02:11,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:02:11,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:02:11,910 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:02:11,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:02:11,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:02:11,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:02:11,981 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:02:11,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... [2018-11-18 14:02:11,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:02:12,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:02:12,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:02:12,000 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:02:12,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:02:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:02:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:02:12,350 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:02:12,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:02:12 BoogieIcfgContainer [2018-11-18 14:02:12,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:02:12,351 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:02:12,351 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:02:12,357 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:02:12,358 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:02:12" (1/1) ... [2018-11-18 14:02:12,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:02:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:02:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-11-18 14:02:12,389 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-11-18 14:02:12,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:02:12,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:02:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:02:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:02:12,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:02:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2018-11-18 14:02:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2018-11-18 14:02:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:02:12,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:02:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:02:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:02:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:02:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:02:12,574 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 14:02:12,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:02:12 ImpRootNode [2018-11-18 14:02:12,603 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:02:12,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:02:12,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:02:12,603 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:02:12,604 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:02:12" (3/4) ... [2018-11-18 14:02:12,607 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:02:12,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:02:12,608 INFO L168 Benchmark]: Toolchain (without parser) took 907.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,609 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:02:12,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,611 INFO L168 Benchmark]: Boogie Preprocessor took 18.76 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,611 INFO L168 Benchmark]: RCFGBuilder took 350.88 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,612 INFO L168 Benchmark]: CodeCheck took 251.83 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:02:12,612 INFO L168 Benchmark]: Witness Printer took 4.18 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. [2018-11-18 14:02:12,615 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, 33 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 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: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryFLOAToperation at line 116, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 20. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; [L116] float x = -0.0f; [L117] CALL, EXPR __ieee754_logf(x) [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] FCALL ieee_float_shape_type gf_u; [L38] FCALL gf_u.value = (x) [L39] EXPR, FCALL gf_u.word [L39] (ix) = gf_u.word [L40] COND FALSE !(0) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] RET return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L117] EXPR __ieee754_logf(x) [L117] float res = __ieee754_logf(x); [L120] CALL, EXPR isinf_float(res) [L14] __int32_t ix; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L16] FCALL ieee_float_shape_type gf_u; [L17] FCALL gf_u.value = (x) [L18] EXPR, FCALL gf_u.word [L18] (ix) = gf_u.word [L19] COND FALSE !(0) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L20] ix &= 0x7fffffff [L21] RET return ((ix) == 0x7f800000L); [L120] EXPR isinf_float(res) [L120] COND TRUE !isinf_float(res) [L121] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 207.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 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 70.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.76 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 350.88 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * CodeCheck took 251.83 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.18 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 0.1.23-5842f4b [2018-11-18 14:02:14,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:02:14,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:02:14,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:02:14,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:02:14,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:02:14,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:02:14,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:02:14,079 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:02:14,080 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:02:14,081 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:02:14,081 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:02:14,082 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:02:14,082 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:02:14,083 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:02:14,083 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:02:14,084 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:02:14,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:02:14,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:02:14,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:02:14,088 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:02:14,089 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:02:14,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:02:14,091 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:02:14,091 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:02:14,092 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:02:14,092 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:02:14,093 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:02:14,093 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:02:14,094 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:02:14,094 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:02:14,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:02:14,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:02:14,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:02:14,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:02:14,096 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:02:14,096 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:02:14,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:02:14,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:02:14,108 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:02:14,108 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:02:14,108 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:02:14,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:02:14,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:02:14,110 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:02:14,111 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:02:14,111 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:02:14,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:02:14,111 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:02:14,111 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:02:14,111 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:02:14,111 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:02:14,112 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:02:14,112 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_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/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 -> 9715021f39c8c40f74d5b2a16209aa11aedb826e [2018-11-18 14:02:14,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:02:14,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:02:14,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:02:14,154 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:02:14,155 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:02:14,155 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c [2018-11-18 14:02:14,192 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/e32abdd8d/619a816baff948f7afd7fdeb036e742d/FLAGe2c74b4f6 [2018-11-18 14:02:14,518 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:02:14,519 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/sv-benchmarks/c/float-newlib/float_req_bl_0910b_true-unreach-call.c [2018-11-18 14:02:14,523 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/e32abdd8d/619a816baff948f7afd7fdeb036e742d/FLAGe2c74b4f6 [2018-11-18 14:02:14,535 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/data/e32abdd8d/619a816baff948f7afd7fdeb036e742d [2018-11-18 14:02:14,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:02:14,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:02:14,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:02:14,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:02:14,543 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:02:14,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14, skipping insertion in model container [2018-11-18 14:02:14,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:02:14,573 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:02:14,735 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:02:14,739 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:02:14,771 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:02:14,790 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:02:14,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14 WrapperNode [2018-11-18 14:02:14,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:02:14,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:02:14,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:02:14,792 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:02:14,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:02:14,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:02:14,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:02:14,876 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:02:14,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... [2018-11-18 14:02:14,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:02:14,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:02:14,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:02:14,905 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:02:14,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:02:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:02:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 14:02:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:02:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:02:15,518 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:05:31,170 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:05:31,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:05:31 BoogieIcfgContainer [2018-11-18 14:05:31,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:05:31,171 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:05:31,171 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:05:31,178 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:05:31,178 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:05:31" (1/1) ... [2018-11-18 14:05:31,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:05:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:05:31,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-11-18 14:05:31,206 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-11-18 14:05:31,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:05:31,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:05:31,244 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:05:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:31,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:05:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:05:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:05:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2018-11-18 14:05:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2018-11-18 14:05:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:05:31,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:05:31,294 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:05:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:31,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:05:31,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:05:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:05:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2018-11-18 14:05:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2018-11-18 14:05:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:05:57,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:05:57,350 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:05:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:05:57,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:05:57,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:05:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:05:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-11-18 14:05:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-11-18 14:05:58,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:05:58,678 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 14:05:58,684 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 14:05:58,734 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 14:05:58,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,738 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,738 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,738 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,742 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 14:05:58,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,745 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 14:05:58,745 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,745 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,746 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,746 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,746 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,747 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,749 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 14:05:58,749 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,750 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,750 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,750 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,750 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,750 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,751 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,751 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,751 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:05:58,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:05:58 ImpRootNode [2018-11-18 14:05:58,751 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:05:58,752 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:05:58,752 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:05:58,752 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:05:58,752 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:05:31" (3/4) ... [2018-11-18 14:05:58,755 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:05:58,762 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-11-18 14:05:58,763 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:05:58,763 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:05:58,781 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) [2018-11-18 14:05:58,808 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3ba8c925-1a6b-4dba-ab07-149a4bd88e60/bin-2019/ukojak/witness.graphml [2018-11-18 14:05:58,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:05:58,809 INFO L168 Benchmark]: Toolchain (without parser) took 224270.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 949.7 MB in the beginning and 969.8 MB in the end (delta: -20.0 MB). Peak memory consumption was 127.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,810 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. [2018-11-18 14:05:58,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,810 INFO L168 Benchmark]: Boogie Preprocessor took 28.98 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. [2018-11-18 14:05:58,811 INFO L168 Benchmark]: RCFGBuilder took 196265.52 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: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,811 INFO L168 Benchmark]: CodeCheck took 27580.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.6 MB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,811 INFO L168 Benchmark]: Witness Printer took 56.41 ms. Allocated memory is still 1.2 GB. Free memory was 976.6 MB in the beginning and 969.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:05:58,812 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, 33 locations, 1 error locations. SAFE Result, 27.4s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 40 SDslu, 48 SDs, 0 SdLazy, 116 SolverSat, 44 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 48.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 1715 SizeOfPredicates, 12 NumberOfNonLiveVariables, 125 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 121]: 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: 32]: Loop Invariant [2018-11-18 14:05:58,813 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,813 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,813 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,814 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,814 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,814 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,814 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,814 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 15]: Loop Invariant [2018-11-18 14:05:58,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,815 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 36]: Loop Invariant [2018-11-18 14:05:58,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,816 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,817 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,817 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,817 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,817 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7)) == two25_log) && zero_log == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 15]: Loop Invariant [2018-11-18 14:05:58,817 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,818 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 14:05:58,819 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 110]: 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 251.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.98 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. * RCFGBuilder took 196265.52 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: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * CodeCheck took 27580.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.6 MB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * Witness Printer took 56.41 ms. Allocated memory is still 1.2 GB. Free memory was 976.6 MB in the beginning and 969.8 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 ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...