./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_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_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 fb906b6dd506785279c111a847f91453236e370a ............................................................................................................................................................................................................................................... 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_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 fb906b6dd506785279c111a847f91453236e370a ............................................................................................................................................................................................................................................................................................. 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 15:43:57,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:43:57,463 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:43:57,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:43:57,470 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:43:57,471 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:43:57,472 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:43:57,473 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:43:57,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:43:57,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:43:57,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:43:57,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:43:57,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:43:57,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:43:57,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:43:57,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:43:57,479 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:43:57,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:43:57,481 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:43:57,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:43:57,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:43:57,483 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:43:57,485 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:43:57,485 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:43:57,486 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:43:57,486 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:43:57,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:43:57,488 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:43:57,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:43:57,489 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:43:57,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:43:57,490 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:43:57,490 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:43:57,490 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:43:57,491 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:43:57,491 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:43:57,491 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:43:57,501 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:43:57,501 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:43:57,502 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:43:57,502 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:43:57,502 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:43:57,502 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:43:57,502 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:43:57,503 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:43:57,504 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:43:57,504 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:43:57,504 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:43:57,505 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:43:57,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:43:57,506 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_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-18 15:43:57,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:43:57,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:43:57,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:43:57,540 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:43:57,541 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:43:57,541 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-18 15:43:57,579 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/51468472d/dfdbe32da96d4c18bbcbb2322589dddb/FLAGe68f9ed84 [2018-11-18 15:43:57,991 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:43:57,992 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-18 15:43:57,997 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/51468472d/dfdbe32da96d4c18bbcbb2322589dddb/FLAGe68f9ed84 [2018-11-18 15:43:58,005 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/51468472d/dfdbe32da96d4c18bbcbb2322589dddb [2018-11-18 15:43:58,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:43:58,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:43:58,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:43:58,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:43:58,013 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:43:58,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e791d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58, skipping insertion in model container [2018-11-18 15:43:58,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:43:58,043 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:43:58,164 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:43:58,167 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:43:58,183 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:43:58,195 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:43:58,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58 WrapperNode [2018-11-18 15:43:58,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:43:58,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:43:58,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:43:58,196 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:43:58,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:43:58,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:43:58,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:43:58,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:43:58,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:43:58,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:43:58,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:43:58,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:43:58,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:43:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 15:43:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:43:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:43:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:43:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:43:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:43:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:43:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:43:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:43:58,594 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:43:58,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:43:58 BoogieIcfgContainer [2018-11-18 15:43:58,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:43:58,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:43:58,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:43:58,602 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:43:58,602 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:43:58" (1/1) ... [2018-11-18 15:43:58,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:43:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:43:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 15:43:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 15:43:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 15:43:58,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:43:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:43:58,701 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 15:43:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:43:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 15:43:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 15:43:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 15:43:58,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:43:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:43:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:43:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:43:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:43:58,813 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 15:43:58,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:43:58 ImpRootNode [2018-11-18 15:43:58,842 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:43:58,842 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:43:58,842 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:43:58,843 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:43:58,843 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:43:58" (3/4) ... [2018-11-18 15:43:58,846 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:43:58,846 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:43:58,847 INFO L168 Benchmark]: Toolchain (without parser) took 838.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -99.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,848 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:43:58,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.68 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:43:58,850 INFO L168 Benchmark]: Boogie Preprocessor took 59.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,851 INFO L168 Benchmark]: RCFGBuilder took 313.61 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,851 INFO L168 Benchmark]: CodeCheck took 246.75 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: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,852 INFO L168 Benchmark]: Witness Printer took 4.03 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:43:58,855 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someUnaryFLOAToperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = -0.0f; [L77] CALL, EXPR ceil_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (i0) = gf_u.word [L20] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] EXPR ceil_float(x) [L77] float res = ceil_float(x); [L80] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 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 25.68 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 313.61 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * CodeCheck took 246.75 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: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.03 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: 3.4 MB). Peak memory consumption was 3.4 MB. 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 15:44:00,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:44:00,306 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:44:00,314 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:44:00,314 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:44:00,314 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:44:00,315 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:44:00,316 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:44:00,318 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:44:00,318 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:44:00,319 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:44:00,319 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:44:00,320 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:44:00,320 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:44:00,321 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:44:00,322 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:44:00,322 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:44:00,324 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:44:00,325 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:44:00,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:44:00,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:44:00,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:44:00,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:44:00,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:44:00,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:44:00,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:44:00,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:44:00,332 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:44:00,333 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:44:00,334 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:44:00,334 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:44:00,334 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:44:00,334 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:44:00,335 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:44:00,335 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:44:00,336 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:44:00,336 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 15:44:00,347 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:44:00,347 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:44:00,348 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:44:00,348 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:44:00,348 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:44:00,348 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:44:00,349 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:44:00,349 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:44:00,349 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:44:00,349 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:44:00,349 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:44:00,349 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:44:00,350 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:44:00,350 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:44:00,351 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:44:00,351 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:44:00,351 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:44:00,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:44:00,351 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:44:00,351 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:44:00,351 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:44:00,352 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 15:44:00,352 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:44:00,352 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:44:00,352 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:44:00,352 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:44:00,352 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_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 -> fb906b6dd506785279c111a847f91453236e370a [2018-11-18 15:44:00,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:44:00,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:44:00,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:44:00,392 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:44:00,392 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:44:00,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-18 15:44:00,431 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/57bf821a4/57b88b644c414cf5a03fb03c77bd3c2c/FLAG3c878b543 [2018-11-18 15:44:00,834 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:44:00,834 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/sv-benchmarks/c/float-newlib/float_req_bl_1092a_true-unreach-call.c [2018-11-18 15:44:00,838 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/57bf821a4/57b88b644c414cf5a03fb03c77bd3c2c/FLAG3c878b543 [2018-11-18 15:44:00,846 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/data/57bf821a4/57b88b644c414cf5a03fb03c77bd3c2c [2018-11-18 15:44:00,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:44:00,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:44:00,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:44:00,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:44:00,854 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:44:00,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:44:00" (1/1) ... [2018-11-18 15:44:00,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1c7639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:00, skipping insertion in model container [2018-11-18 15:44:00,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:44:00" (1/1) ... [2018-11-18 15:44:00,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:44:00,881 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:44:01,005 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:44:01,009 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:44:01,028 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:44:01,045 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:44:01,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01 WrapperNode [2018-11-18 15:44:01,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:44:01,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:44:01,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:44:01,046 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:44:01,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:44:01,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:44:01,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:44:01,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:44:01,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... [2018-11-18 15:44:01,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:44:01,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:44:01,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:44:01,146 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:44:01,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:44:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/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 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:44:01,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 15:44:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:44:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:44:01,421 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:44:02,509 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:44:02,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:44:02 BoogieIcfgContainer [2018-11-18 15:44:02,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:44:02,510 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:44:02,510 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:44:02,516 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:44:02,517 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:44:02" (1/1) ... [2018-11-18 15:44:02,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:44:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-18 15:44:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-18 15:44:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 15:44:02,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:02,581 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:02,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:02,610 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 15:44:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:02,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 15:44:02,617 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 15:44:02,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 15:44:02,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:02,618 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:02,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:02,699 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 15:44:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-18 15:44:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-18 15:44:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 15:44:02,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:02,858 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:02,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:02,907 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 15:44:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:03,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-18 15:44:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-18 15:44:03,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 15:44:03,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:03,529 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:03,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:03,546 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 15:44:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-18 15:44:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 15:44:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:44:03,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:03,551 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:03,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:03,688 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 15:44:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:04,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-11-18 15:44:04,133 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-18 15:44:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 15:44:04,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:04,135 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:04,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:04,153 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 15:44:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-18 15:44:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-18 15:44:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 15:44:04,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:44:04,157 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:44:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:44:04,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:44:04,365 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 15:44:04,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:44:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-18 15:44:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-18 15:44:04,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:44:04,635 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-18 15:44:04,640 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:44:04,686 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 15:44:04,691 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:44:04,692 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 15:44:04,692 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 15:44:04,692 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 15:44:04,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:44:04 ImpRootNode [2018-11-18 15:44:04,693 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:44:04,693 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:44:04,693 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:44:04,693 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:44:04,694 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:44:02" (3/4) ... [2018-11-18 15:44:04,696 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:44:04,702 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 15:44:04,702 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:44:04,702 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:44:04,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-18 15:44:04,739 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f4274ed0-795f-415e-862a-ec316b5b6ab2/bin-2019/ukojak/witness.graphml [2018-11-18 15:44:04,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:44:04,740 INFO L168 Benchmark]: Toolchain (without parser) took 3890.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 949.7 MB in the beginning and 879.3 MB in the end (delta: 70.4 MB). Peak memory consumption was 197.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:44:04,741 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. [2018-11-18 15:44:04,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.10 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 15:44:04,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.52 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. [2018-11-18 15:44:04,742 INFO L168 Benchmark]: Boogie Preprocessor took 69.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:44:04,742 INFO L168 Benchmark]: RCFGBuilder took 1363.73 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:44:04,742 INFO L168 Benchmark]: CodeCheck took 2183.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.3 MB in the end (delta: 188.7 MB). Peak memory consumption was 188.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:44:04,743 INFO L168 Benchmark]: Witness Printer took 46.29 ms. Allocated memory is still 1.2 GB. Free memory was 886.3 MB in the beginning and 879.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:44:04,744 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, 30 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 470 SDslu, 340 SDs, 0 SdLazy, 2092 SolverSat, 554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 661 GetRequests, 615 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 1 QuantifiedInterpolants, 4524 SizeOfPredicates, 36 NumberOfNonLiveVariables, 227 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 81]: 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: 13]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * 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 195.10 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 29.52 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 69.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1363.73 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2183.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.3 MB in the end (delta: 188.7 MB). Peak memory consumption was 188.7 MB. Max. memory is 11.5 GB. * Witness Printer took 46.29 ms. Allocated memory is still 1.2 GB. Free memory was 886.3 MB in the beginning and 879.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...