./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_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_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/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 fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 ....................................................................................................................................................................................................................................... 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_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/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 fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 ................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:42:09,266 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:42:09,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:42:09,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:42:09,273 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:42:09,273 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:42:09,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:42:09,275 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:42:09,276 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:42:09,277 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:42:09,277 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:42:09,277 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:42:09,278 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:42:09,279 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:42:09,279 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:42:09,280 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:42:09,280 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:42:09,281 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:42:09,283 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:42:09,284 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:42:09,284 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:42:09,285 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:42:09,287 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:42:09,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:42:09,287 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:42:09,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:42:09,288 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:42:09,289 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:42:09,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:42:09,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:42:09,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:42:09,290 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:42:09,290 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:42:09,290 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:42:09,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:42:09,291 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:42:09,291 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:42:09,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:42:09,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:42:09,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:42:09,300 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:42:09,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:42:09,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:42:09,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:42:09,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:42:09,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:42:09,302 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:42:09,302 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:42:09,302 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:42:09,302 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:42:09,302 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:42:09,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:42:09,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:42:09,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:42:09,303 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:42:09,303 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:42:09,303 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:42:09,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:42:09,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:42:09,303 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_808239f2-fb42-4f86-9436-ab9c0e26d46e/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 -> fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 [2018-11-10 08:42:09,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:42:09,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:42:09,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:42:09,340 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:42:09,340 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:42:09,341 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-10 08:42:09,387 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/3372f478a/1c5d81ae29084dea8e9674c961057698/FLAGc6d9bb7f4 [2018-11-10 08:42:09,705 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:42:09,705 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-10 08:42:09,709 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/3372f478a/1c5d81ae29084dea8e9674c961057698/FLAGc6d9bb7f4 [2018-11-10 08:42:09,719 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/3372f478a/1c5d81ae29084dea8e9674c961057698 [2018-11-10 08:42:09,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:42:09,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:42:09,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:42:09,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:42:09,725 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:42:09,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c0ff32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09, skipping insertion in model container [2018-11-10 08:42:09,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:42:09,747 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:42:09,853 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:42:09,855 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:42:09,872 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:42:09,886 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:42:09,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09 WrapperNode [2018-11-10 08:42:09,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:42:09,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:42:09,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:42:09,887 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:42:09,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:42:09,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:42:09,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:42:09,914 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:42:09,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... [2018-11-10 08:42:09,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:42:09,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:42:09,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:42:09,935 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:42:09,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:42:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 08:42:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 08:42:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:42:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 08:42:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:42:10,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:42:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 08:42:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 08:42:10,463 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:42:10,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:10 BoogieIcfgContainer [2018-11-10 08:42:10,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:42:10,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:42:10,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:42:10,473 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:42:10,473 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:10" (1/1) ... [2018-11-10 08:42:10,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:42:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-10 08:42:10,506 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-10 08:42:10,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:42:10,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:42:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:42:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-10 08:42:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-10 08:42:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 08:42:10,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:42:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:42:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:42:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:42:10,697 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 08:42:10,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:42:10 ImpRootNode [2018-11-10 08:42:10,720 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:42:10,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:42:10,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:42:10,720 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:42:10,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:10" (3/4) ... [2018-11-10 08:42:10,723 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 08:42:10,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:42:10,724 INFO L168 Benchmark]: Toolchain (without parser) took 1002.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -118.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,725 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-10 08:42:10,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.97 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,727 INFO L168 Benchmark]: Boogie Preprocessor took 20.43 ms. Allocated memory is still 1.0 GB. Free memory was 946.9 MB in the beginning and 944.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,727 INFO L168 Benchmark]: RCFGBuilder took 528.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,728 INFO L168 Benchmark]: CodeCheck took 255.93 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:10,728 INFO L168 Benchmark]: Witness Printer took 3.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:42:10,731 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, 56 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, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 66]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 37, overapproximation of bitwiseAnd at line 50. Possible FailurePath: [L61] float x = -1.0f / 0.0f; [L62] CALL, EXPR trunc_float(x) [L12] __int32_t signbit, w, exponent_less_127; [L14] FCALL ieee_float_shape_type gf_u; [L15] FCALL gf_u.value = (x) [L16] EXPR, FCALL gf_u.word [L16] (w) = gf_u.word [L17] COND FALSE !(0) [L18] signbit = w & 0x80000000 [L19] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L20] COND FALSE !(exponent_less_127 < 23) [L36] COND TRUE exponent_less_127 == 255 [L37] RET return x + x; [L62] EXPR trunc_float(x) [L62] float res = trunc_float(x); [L65] CALL, EXPR isinf_float(res) [L44] __int32_t ix; [L46] FCALL ieee_float_shape_type gf_u; [L47] FCALL gf_u.value = (x) [L48] EXPR, FCALL gf_u.word [L48] (ix) = gf_u.word [L49] COND FALSE !(0) [L50] ix &= 0x7fffffff [L51] RET return ((ix) == 0x7f800000L); [L65] EXPR isinf_float(res) [L65] COND TRUE !isinf_float(res) [L66] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 164.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 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 26.97 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.43 ms. Allocated memory is still 1.0 GB. Free memory was 946.9 MB in the beginning and 944.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 528.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 255.93 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:42:12,166 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:42:12,167 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:42:12,176 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:42:12,176 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:42:12,177 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:42:12,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:42:12,179 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:42:12,180 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:42:12,180 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:42:12,181 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:42:12,181 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:42:12,182 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:42:12,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:42:12,183 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:42:12,184 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:42:12,184 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:42:12,186 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:42:12,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:42:12,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:42:12,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:42:12,189 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:42:12,191 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:42:12,191 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:42:12,191 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:42:12,192 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:42:12,193 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:42:12,193 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:42:12,194 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:42:12,194 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:42:12,195 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:42:12,195 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:42:12,195 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:42:12,195 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:42:12,196 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:42:12,196 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:42:12,197 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 08:42:12,207 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:42:12,207 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:42:12,207 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:42:12,208 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:42:12,208 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:42:12,208 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:42:12,208 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:42:12,208 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:42:12,209 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:42:12,210 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:42:12,210 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:42:12,210 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:42:12,210 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:42:12,210 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:42:12,210 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:42:12,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:42:12,210 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:42:12,211 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:42:12,211 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_808239f2-fb42-4f86-9436-ab9c0e26d46e/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 -> fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 [2018-11-10 08:42:12,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:42:12,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:42:12,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:42:12,255 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:42:12,255 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:42:12,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-10 08:42:12,299 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/65760ec16/3d90aaeb3e3d412587a407618809469c/FLAG719fe7108 [2018-11-10 08:42:12,696 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:42:12,696 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-10 08:42:12,700 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/65760ec16/3d90aaeb3e3d412587a407618809469c/FLAG719fe7108 [2018-11-10 08:42:12,709 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/data/65760ec16/3d90aaeb3e3d412587a407618809469c [2018-11-10 08:42:12,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:42:12,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:42:12,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:42:12,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:42:12,715 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:42:12,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526b064b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12, skipping insertion in model container [2018-11-10 08:42:12,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:42:12,739 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:42:12,856 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:42:12,860 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:42:12,876 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:42:12,896 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:42:12,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12 WrapperNode [2018-11-10 08:42:12,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:42:12,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:42:12,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:42:12,897 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:42:12,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:42:12,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:42:12,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:42:12,925 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:42:12,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... [2018-11-10 08:42:12,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:42:12,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:42:12,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:42:12,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:42:12,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:42:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:42:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 08:42:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:42:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 08:42:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:42:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:42:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 08:42:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 08:42:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 08:42:13,126 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:42:13,132 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:42:13,211 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:42:13,216 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:42:13,446 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:42:13,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:13 BoogieIcfgContainer [2018-11-10 08:42:13,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:42:13,447 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:42:13,447 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:42:13,456 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:42:13,457 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:13" (1/1) ... [2018-11-10 08:42:13,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:42:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-10 08:42:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-10 08:42:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:42:13,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:13,536 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:42:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:42:13,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:42:13,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:42:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-10 08:42:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-10 08:42:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 08:42:13,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:13,571 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:42:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:42:13,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:42:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:42:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-11-10 08:42:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-11-10 08:42:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 08:42:13,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:13,909 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:42:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:42:13,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:42:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:42:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-11-10 08:42:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-11-10 08:42:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 08:42:14,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:42:14,692 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 08:42:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:42:14,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:42:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:42:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:42:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-10 08:42:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-10 08:42:15,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:42:15,431 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 08:42:15,437 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:42:15,477 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:42:15,479 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 08:42:15,482 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,483 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,484 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,484 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,485 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 08:42:15,486 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,486 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,486 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,487 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,487 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 08:42:15,487 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,488 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,490 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,491 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,491 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 08:42:15,491 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,491 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,492 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,492 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:42:15 ImpRootNode [2018-11-10 08:42:15,493 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:42:15,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:42:15,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:42:15,493 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:42:15,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:42:13" (3/4) ... [2018-11-10 08:42:15,497 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:42:15,505 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-11-10 08:42:15,505 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 08:42:15,506 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 08:42:15,506 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 08:42:15,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result [2018-11-10 08:42:15,539 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_808239f2-fb42-4f86-9436-ab9c0e26d46e/bin-2019/ukojak/witness.graphml [2018-11-10 08:42:15,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:42:15,540 INFO L168 Benchmark]: Toolchain (without parser) took 2828.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 949.7 MB in the beginning and 919.3 MB in the end (delta: 30.4 MB). Peak memory consumption was 179.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:15,541 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:42:15,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.15 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. [2018-11-10 08:42:15,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.86 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:42:15,541 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:42:15,542 INFO L168 Benchmark]: RCFGBuilder took 501.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:15,542 INFO L168 Benchmark]: CodeCheck took 2045.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.2 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:15,542 INFO L168 Benchmark]: Witness Printer took 46.37 ms. Allocated memory is still 1.2 GB. Free memory was 926.2 MB in the beginning and 919.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:42:15,544 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, 56 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 150 SDtfs, 60 SDslu, 40 SDs, 0 SdLazy, 270 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 3 QuantifiedInterpolants, 2777 SizeOfPredicates, 15 NumberOfNonLiveVariables, 141 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 66]: 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: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11]: Loop Invariant [2018-11-10 08:42:15,545 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,545 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,546 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,546 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 45]: Loop Invariant [2018-11-10 08:42:15,546 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 13]: Loop Invariant [2018-11-10 08:42:15,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 45]: Loop Invariant [2018-11-10 08:42:15,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:42:15,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 184.15 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 27.86 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 501.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2045.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.2 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. * Witness Printer took 46.37 ms. Allocated memory is still 1.2 GB. Free memory was 926.2 MB in the beginning and 919.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...