./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_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_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ......................................................................................................................................................................................................................................................... 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_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:23:27,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:23:27,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:23:27,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:23:27,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:23:27,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:23:27,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:23:27,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:23:27,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:23:27,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:23:27,487 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:23:27,487 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:23:27,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:23:27,488 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:23:27,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:23:27,489 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:23:27,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:23:27,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:23:27,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:23:27,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:23:27,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:23:27,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:23:27,494 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:23:27,494 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:23:27,494 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:23:27,494 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:23:27,495 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:23:27,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:23:27,495 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:23:27,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:23:27,496 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:23:27,496 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:23:27,497 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:23:27,497 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:23:27,497 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:23:27,497 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:23:27,498 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:23:27,504 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:23:27,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:23:27,505 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:23:27,505 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:23:27,505 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:23:27,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:23:27,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:23:27,507 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:23:27,507 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:23:27,507 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:23:27,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:23:27,508 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:23:27,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:23:27,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:23:27,508 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_77a2d888-6735-49df-8972-b61ce48e6645/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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-09 18:23:27,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:23:27,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:23:27,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:23:27,534 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:23:27,534 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:23:27,534 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-09 18:23:27,567 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/7bb38d5c5/1bcdc0dc3597416dbed040a6c0d57ded/FLAG382c021b2 [2018-12-09 18:23:27,988 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:23:27,988 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-09 18:23:27,992 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/7bb38d5c5/1bcdc0dc3597416dbed040a6c0d57ded/FLAG382c021b2 [2018-12-09 18:23:28,000 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/7bb38d5c5/1bcdc0dc3597416dbed040a6c0d57ded [2018-12-09 18:23:28,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:23:28,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:23:28,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:23:28,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:23:28,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:23:28,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296aed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28, skipping insertion in model container [2018-12-09 18:23:28,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:23:28,023 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:23:28,124 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:23:28,127 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:23:28,148 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:23:28,189 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:23:28,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28 WrapperNode [2018-12-09 18:23:28,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:23:28,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:23:28,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:23:28,190 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:23:28,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:23:28,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:23:28,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:23:28,217 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:23:28,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:23:28,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:23:28,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:23:28,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:23:28,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/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 [2018-12-09 18:23:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 18:23:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 18:23:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 18:23:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:23:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:23:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:23:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 18:23:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 18:23:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:23:28,537 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:23:28,537 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 18:23:28,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:28 BoogieIcfgContainer [2018-12-09 18:23:28,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:23:28,538 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:23:28,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:23:28,544 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:23:28,545 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:28" (1/1) ... [2018-12-09 18:23:28,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:23:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-09 18:23:28,573 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-09 18:23:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 18:23:28,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:23:28,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:23:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 18:23:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 18:23:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 18:23:28,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:23:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:23:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:23:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:23:28,785 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 18:23:28,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:23:28 ImpRootNode [2018-12-09 18:23:28,811 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:23:28,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:23:28,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:23:28,811 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:23:28,812 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:28" (3/4) ... [2018-12-09 18:23:28,814 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 18:23:28,814 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:23:28,815 INFO L168 Benchmark]: Toolchain (without parser) took 812.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -89.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,816 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:23:28,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.42 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,817 INFO L168 Benchmark]: Boogie Preprocessor took 19.46 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,818 INFO L168 Benchmark]: RCFGBuilder took 301.42 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: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,818 INFO L168 Benchmark]: CodeCheck took 272.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:28,818 INFO L168 Benchmark]: Witness Printer took 3.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:23:28,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 82 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = __VERIFIER_nondet_float(); [L127] float y = -1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={2:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={2:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.42 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.46 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 301.42 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: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * CodeCheck took 272.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 [2018-12-09 18:23:30,140 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:23:30,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:23:30,150 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:23:30,150 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:23:30,151 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:23:30,151 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:23:30,152 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:23:30,153 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:23:30,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:23:30,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:23:30,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:23:30,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:23:30,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:23:30,155 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:23:30,156 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:23:30,156 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:23:30,157 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:23:30,158 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:23:30,159 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:23:30,160 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:23:30,161 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:23:30,162 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:23:30,163 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:23:30,163 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:23:30,163 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:23:30,164 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:23:30,165 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:23:30,165 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:23:30,166 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:23:30,166 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:23:30,166 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:23:30,167 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:23:30,167 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:23:30,167 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:23:30,168 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:23:30,168 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 18:23:30,179 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:23:30,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:23:30,180 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:23:30,180 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:23:30,180 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:23:30,180 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:23:30,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:23:30,181 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:23:30,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:23:30,182 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:23:30,183 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:23:30,183 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:23:30,183 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:23:30,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:23:30,183 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:23:30,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 18:23:30,184 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 18:23:30,185 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_77a2d888-6735-49df-8972-b61ce48e6645/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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-09 18:23:30,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:23:30,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:23:30,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:23:30,219 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:23:30,219 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:23:30,220 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-09 18:23:30,257 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/1eff7aa07/2668b4ca0e68463b9bda927d7b058605/FLAGc37e2eb7f [2018-12-09 18:23:30,656 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:23:30,657 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-09 18:23:30,662 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/1eff7aa07/2668b4ca0e68463b9bda927d7b058605/FLAGc37e2eb7f [2018-12-09 18:23:30,670 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/data/1eff7aa07/2668b4ca0e68463b9bda927d7b058605 [2018-12-09 18:23:30,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:23:30,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:23:30,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:23:30,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:23:30,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:23:30,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eeab9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30, skipping insertion in model container [2018-12-09 18:23:30,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:23:30,699 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:23:30,815 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:23:30,819 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:23:30,845 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:23:30,863 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:23:30,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30 WrapperNode [2018-12-09 18:23:30,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:23:30,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:23:30,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:23:30,865 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:23:30,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:23:30,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:23:30,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:23:30,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:23:30,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... [2018-12-09 18:23:30,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:23:30,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:23:30,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:23:30,954 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:23:30,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:23:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/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 [2018-12-09 18:23:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:23:30,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 18:23:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:23:31,080 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:23:31,099 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:23:31,128 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:23:31,150 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:23:32,849 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:23:32,850 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 18:23:32,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:32 BoogieIcfgContainer [2018-12-09 18:23:32,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:23:32,850 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:23:32,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:23:32,857 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:23:32,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:32" (1/1) ... [2018-12-09 18:23:32,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:23:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-09 18:23:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-09 18:23:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 18:23:32,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:32,922 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:23:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:23:32,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:23:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:23:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 18:23:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 18:23:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 18:23:32,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:32,962 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:23:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:23:33,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:23:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:23:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-09 18:23:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-09 18:23:34,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 18:23:34,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:34,819 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:23:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:23:34,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:23:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:23:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:44,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-12-09 18:23:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-12-09 18:23:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 18:23:44,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:23:44,060 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:23:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:23:44,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:23:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:23:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:23:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2018-12-09 18:23:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2018-12-09 18:23:45,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:23:45,810 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-09 18:23:45,815 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:23:46,045 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 18:23:46,049 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,049 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,049 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,050 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,050 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,053 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,053 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,054 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,054 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,054 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,054 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,055 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 18:23:46,056 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,056 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,056 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,058 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-09 18:23:46,059 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,059 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,059 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,059 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,060 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 18:23:46,060 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,060 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,061 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,061 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,061 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:23:46,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:23:46 ImpRootNode [2018-12-09 18:23:46,061 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:23:46,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:23:46,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:23:46,062 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:23:46,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:23:32" (3/4) ... [2018-12-09 18:23:46,065 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:23:46,073 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 18:23:46,073 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 18:23:46,090 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && x == x) && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x) [2018-12-09 18:23:46,102 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_77a2d888-6735-49df-8972-b61ce48e6645/bin-2019/ukojak/witness.graphml [2018-12-09 18:23:46,102 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:23:46,103 INFO L168 Benchmark]: Toolchain (without parser) took 15430.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.0 MB). Free memory was 944.7 MB in the beginning and 997.2 MB in the end (delta: -52.5 MB). Peak memory consumption was 152.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,104 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-09 18:23:46,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,104 INFO L168 Benchmark]: Boogie Preprocessor took 26.09 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,105 INFO L168 Benchmark]: RCFGBuilder took 1895.91 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: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,105 INFO L168 Benchmark]: CodeCheck took 13211.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.6 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,105 INFO L168 Benchmark]: Witness Printer took 40.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:23:46,107 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 47 locations, 1 error locations. SAFE Result, 12.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 232 SDtfs, 86 SDslu, 80 SDs, 0 SdLazy, 470 SolverSat, 132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 416 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 743 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 14 QuantifiedInterpolants, 9064 SizeOfPredicates, 26 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 135]: 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: 20]: Loop Invariant [2018-12-09 18:23:46,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 18:23:46,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] Derived loop invariant: (~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && x == x) && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x) - InvariantResult [Line: 17]: Loop Invariant [2018-12-09 18:23:46,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] Derived loop invariant: x == \result && (\exists v_ULTIMATE.start_fmod_float_~hx~0_44 : bv32 :: \result == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_44[31:31], v_ULTIMATE.start_fmod_float_~hx~0_44[30:23], v_ULTIMATE.start_fmod_float_~hx~0_44[22:0]) && ~bvslt32(~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_44, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_44)), 2139095040bv32)) - InvariantResult [Line: 110]: Loop Invariant [2018-12-09 18:23:46,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == x - InvariantResult [Line: 110]: Loop Invariant [2018-12-09 18:23:46,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:23:46,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == x && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 190.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.09 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1895.91 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: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * CodeCheck took 13211.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.6 MB). Peak memory consumption was 136.0 MB. Max. memory is 11.5 GB. * Witness Printer took 40.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - 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...