./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 b88866a66e040da6249cd5acf77993c03d3c500f ................................................................................................................................................................................................................................................... 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_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 b88866a66e040da6249cd5acf77993c03d3c500f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:57:10,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:57:10,463 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:57:10,469 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:57:10,469 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:57:10,470 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:57:10,471 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:57:10,471 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:57:10,472 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:57:10,473 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:57:10,473 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:57:10,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:57:10,474 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:57:10,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:57:10,475 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:57:10,475 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:57:10,476 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:57:10,477 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:57:10,478 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:57:10,479 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:57:10,479 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:57:10,480 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:57:10,481 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:57:10,481 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:57:10,481 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:57:10,482 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:57:10,482 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:57:10,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:57:10,483 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:57:10,484 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:57:10,484 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:57:10,484 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:57:10,484 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:57:10,484 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:57:10,485 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:57:10,485 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:57:10,486 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 19:57:10,493 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:57:10,493 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:57:10,494 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:57:10,494 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:57:10,494 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:57:10,494 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:57:10,494 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:57:10,495 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:57:10,496 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:57:10,496 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:57:10,496 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:57:10,496 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:57:10,496 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:57:10,496 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:57:10,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:57:10,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:57:10,497 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:57:10,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:57:10,497 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:57:10,497 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:57:10,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:57:10,497 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_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 -> b88866a66e040da6249cd5acf77993c03d3c500f [2018-12-01 19:57:10,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:57:10,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:57:10,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:57:10,530 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:57:10,530 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:57:10,531 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-12-01 19:57:10,574 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/eeab6001a/bb32f8c7d5aa488f943b4ecc37ff03f2/FLAG14ab087ac [2018-12-01 19:57:11,004 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:57:11,005 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-12-01 19:57:11,009 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/eeab6001a/bb32f8c7d5aa488f943b4ecc37ff03f2/FLAG14ab087ac [2018-12-01 19:57:11,017 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/eeab6001a/bb32f8c7d5aa488f943b4ecc37ff03f2 [2018-12-01 19:57:11,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:57:11,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:57:11,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:57:11,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:57:11,022 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:57:11,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f41b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11, skipping insertion in model container [2018-12-01 19:57:11,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:57:11,039 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:57:11,134 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:57:11,136 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:57:11,152 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:57:11,164 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:57:11,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11 WrapperNode [2018-12-01 19:57:11,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:57:11,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:57:11,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:57:11,165 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:57:11,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:57:11,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:57:11,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:57:11,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:57:11,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:57:11,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:57:11,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:57:11,243 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:57:11,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 [2018-12-01 19:57:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 19:57:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 19:57:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 19:57:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:57:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:57:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:57:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 19:57:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:57:11,479 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:57:11,479 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 19:57:11,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:11 BoogieIcfgContainer [2018-12-01 19:57:11,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:57:11,480 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:57:11,480 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:57:11,486 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:57:11,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:11" (1/1) ... [2018-12-01 19:57:11,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:57:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:11,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-01 19:57:11,513 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-01 19:57:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 19:57:11,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:57:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:57:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:57:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-01 19:57:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-01 19:57:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 19:57:11,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:57:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:57:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:57:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:57:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:57:11,675 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 19:57:11,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:57:11 ImpRootNode [2018-12-01 19:57:11,693 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:57:11,693 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:57:11,693 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:57:11,693 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:57:11,693 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:11" (3/4) ... [2018-12-01 19:57:11,696 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 19:57:11,696 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:57:11,696 INFO L168 Benchmark]: Toolchain (without parser) took 677.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -105.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:11,697 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:57:11,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.86 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:11,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:11,699 INFO L168 Benchmark]: Boogie Preprocessor took 17.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:57:11,699 INFO L168 Benchmark]: RCFGBuilder took 236.29 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:11,699 INFO L168 Benchmark]: CodeCheck took 213.09 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:11,699 INFO L168 Benchmark]: Witness Printer took 3.02 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. [2018-12-01 19:57:11,701 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, 29 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, 60 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 64. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = -1.0f / 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L58] __int32_t ix; VAL [huge_ceil=1000000000000000000000000000000] [L60] ieee_float_shape_type gf_u; [L61] gf_u.value = (x) [L62] EXPR gf_u.word [L62] (ix) = gf_u.word [L64] ix &= 0x7fffffff [L65] return ((ix) == 0x7f800000L); [L80] COND TRUE !isinf_float(res) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.86 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 236.29 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * CodeCheck took 213.09 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: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.02 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 0.1.23-635dfa2 [2018-12-01 19:57:13,057 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:57:13,058 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:57:13,066 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:57:13,066 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:57:13,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:57:13,068 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:57:13,069 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:57:13,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:57:13,071 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:57:13,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:57:13,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:57:13,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:57:13,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:57:13,074 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:57:13,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:57:13,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:57:13,077 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:57:13,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:57:13,080 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:57:13,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:57:13,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:57:13,083 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:57:13,084 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:57:13,084 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:57:13,084 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:57:13,085 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:57:13,086 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:57:13,087 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:57:13,087 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:57:13,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:57:13,088 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:57:13,088 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:57:13,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:57:13,089 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:57:13,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:57:13,090 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 19:57:13,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:57:13,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:57:13,102 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:57:13,103 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:57:13,103 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:57:13,103 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:57:13,103 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 19:57:13,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:57:13,105 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:57:13,105 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:57:13,105 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:57:13,105 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:57:13,105 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:57:13,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:57:13,106 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 19:57:13,106 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 19:57:13,107 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_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 -> b88866a66e040da6249cd5acf77993c03d3c500f [2018-12-01 19:57:13,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:57:13,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:57:13,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:57:13,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:57:13,145 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:57:13,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-12-01 19:57:13,188 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/f03b70dc5/e829f87ed4a346c7a6599a4a9d29169f/FLAG255337360 [2018-12-01 19:57:13,480 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:57:13,481 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/sv-benchmarks/c/float-newlib/float_req_bl_1092d_true-unreach-call.c [2018-12-01 19:57:13,485 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/f03b70dc5/e829f87ed4a346c7a6599a4a9d29169f/FLAG255337360 [2018-12-01 19:57:13,935 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/data/f03b70dc5/e829f87ed4a346c7a6599a4a9d29169f [2018-12-01 19:57:13,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:57:13,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:57:13,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:57:13,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:57:13,942 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:57:13,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:57:13" (1/1) ... [2018-12-01 19:57:13,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426f976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:13, skipping insertion in model container [2018-12-01 19:57:13,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:57:13" (1/1) ... [2018-12-01 19:57:13,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:57:13,963 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:57:14,058 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:57:14,061 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:57:14,080 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:57:14,093 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:57:14,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14 WrapperNode [2018-12-01 19:57:14,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:57:14,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:57:14,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:57:14,094 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:57:14,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:57:14,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:57:14,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:57:14,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:57:14,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... [2018-12-01 19:57:14,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:57:14,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:57:14,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:57:14,137 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:57:14,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:57:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/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 [2018-12-01 19:57:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:57:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 19:57:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:57:14,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:57:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 19:57:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 19:57:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 19:57:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:57:14,300 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:57:14,320 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:57:15,765 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:57:15,765 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 19:57:15,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:15 BoogieIcfgContainer [2018-12-01 19:57:15,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:57:15,766 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:57:15,766 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:57:15,772 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:57:15,772 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:15" (1/1) ... [2018-12-01 19:57:15,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:57:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-01 19:57:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-01 19:57:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 19:57:15,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:57:15,831 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:57:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:57:15,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:57:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:57:15,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:15,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-01 19:57:15,859 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-01 19:57:15,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 19:57:15,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:57:15,860 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:57:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:57:15,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:57:15,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:57:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-12-01 19:57:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-12-01 19:57:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:57:16,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:57:16,472 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:57:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:57:16,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:57:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:57:16,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:57:16,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-01 19:57:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-01 19:57:16,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 19:57:16,967 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-01 19:57:16,972 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 19:57:17,005 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 19:57:17,009 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,010 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,010 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,010 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,010 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,013 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,013 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,013 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,013 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,013 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,014 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:57:17,014 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-01 19:57:17,014 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,014 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,015 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,015 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,015 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,016 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,016 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,016 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,017 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,017 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,017 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-01 19:57:17,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,019 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 19:57:17,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:57:17 ImpRootNode [2018-12-01 19:57:17,022 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:57:17,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:57:17,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:57:17,023 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:57:17,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:57:15" (3/4) ... [2018-12-01 19:57:17,026 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 19:57:17,035 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-01 19:57:17,035 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-01 19:57:17,054 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result [2018-12-01 19:57:17,075 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fd604f91-4834-42fd-bf4a-f3d999e6fd5d/bin-2019/ukojak/witness.graphml [2018-12-01 19:57:17,075 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:57:17,076 INFO L168 Benchmark]: Toolchain (without parser) took 3137.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 943.4 MB in the beginning and 984.0 MB in the end (delta: -40.6 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:17,077 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:57:17,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 154.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:17,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:17,077 INFO L168 Benchmark]: Boogie Preprocessor took 19.11 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:57:17,078 INFO L168 Benchmark]: RCFGBuilder took 1628.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:17,078 INFO L168 Benchmark]: CodeCheck took 1256.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.0 MB in the end (delta: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 11.5 GB. [2018-12-01 19:57:17,078 INFO L168 Benchmark]: Witness Printer took 52.90 ms. Allocated memory is still 1.2 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:57:17,080 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, 29 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 90 SDtfs, 20 SDslu, 16 SDs, 0 SdLazy, 150 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 222 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 2550 SizeOfPredicates, 16 NumberOfNonLiveVariables, 108 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 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 [2018-12-01 19:57:17,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant [2018-12-01 19:57:17,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 16]: Loop Invariant [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:57:17,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 154.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 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 23.29 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.11 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1628.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1256.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.0 MB in the end (delta: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 11.5 GB. * Witness Printer took 52.90 ms. Allocated memory is still 1.2 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...