./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052b_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_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 02d9fa71bb5dc4dc4df0d2e6f9518debee649c89 ................................................................................................................................................................................................................................................ 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_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 02d9fa71bb5dc4dc4df0d2e6f9518debee649c89 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:40:30,801 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:40:30,802 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:40:30,807 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:40:30,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:40:30,808 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:40:30,809 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:40:30,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:40:30,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:40:30,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:40:30,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:40:30,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:40:30,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:40:30,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:40:30,813 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:40:30,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:40:30,814 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:40:30,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:40:30,815 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:40:30,816 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:40:30,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:40:30,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:40:30,818 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:40:30,818 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:40:30,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:40:30,819 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:40:30,820 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:40:30,820 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:40:30,820 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:40:30,821 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:40:30,821 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:40:30,821 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:40:30,822 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:40:30,822 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:40:30,822 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:40:30,823 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:40:30,823 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:40:30,830 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:40:30,830 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:40:30,830 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:40:30,830 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:40:30,831 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:40:30,831 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:40:30,831 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:40:30,831 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:40:30,831 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:40:30,831 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:40:30,831 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:40:30,832 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:40:30,833 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:40:30,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:40:30,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:40:30,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:40:30,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:40:30,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:40:30,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:40:30,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:40:30,834 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:40:30,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:40:30,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:40:30,834 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_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 -> 02d9fa71bb5dc4dc4df0d2e6f9518debee649c89 [2018-12-09 01:40:30,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:40:30,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:40:30,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:40:30,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:40:30,860 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:40:30,860 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c [2018-12-09 01:40:30,894 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/9bced04c2/2068261eeecc40f797321393dcf7e64b/FLAG71d78d0ab [2018-12-09 01:40:31,303 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:40:31,303 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c [2018-12-09 01:40:31,307 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/9bced04c2/2068261eeecc40f797321393dcf7e64b/FLAG71d78d0ab [2018-12-09 01:40:31,315 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/9bced04c2/2068261eeecc40f797321393dcf7e64b [2018-12-09 01:40:31,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:40:31,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:40:31,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:40:31,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:40:31,320 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:40:31,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c1f7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31, skipping insertion in model container [2018-12-09 01:40:31,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:40:31,336 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:40:31,430 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:40:31,432 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:40:31,448 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:40:31,460 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:40:31,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31 WrapperNode [2018-12-09 01:40:31,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:40:31,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:40:31,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:40:31,461 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:40:31,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:40:31,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:40:31,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:40:31,523 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:40:31,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:40:31,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:40:31,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:40:31,541 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:40:31,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 01:40:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 01:40:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 01:40:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 01:40:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:40:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:40:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:40:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 01:40:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:40:31,784 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:40:31,784 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 01:40:31,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:31 BoogieIcfgContainer [2018-12-09 01:40:31,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:40:31,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:40:31,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:40:31,793 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:40:31,793 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:31" (1/1) ... [2018-12-09 01:40:31,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:40:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-09 01:40:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-09 01:40:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 01:40:31,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:31,887 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 01:40:31,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 01:40:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 01:40:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:40:31,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:40:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:40:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:40:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:40:31,988 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 01:40:32,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:40:32 ImpRootNode [2018-12-09 01:40:32,006 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:40:32,006 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:40:32,006 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:40:32,006 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:40:32,007 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:31" (3/4) ... [2018-12-09 01:40:32,009 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 01:40:32,009 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:40:32,010 INFO L168 Benchmark]: Toolchain (without parser) took 692.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -122.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:32,011 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:40:32,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.98 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:32,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:32,012 INFO L168 Benchmark]: Boogie Preprocessor took 17.22 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. [2018-12-09 01:40:32,012 INFO L168 Benchmark]: RCFGBuilder took 244.06 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: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:32,013 INFO L168 Benchmark]: CodeCheck took 220.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:32,013 INFO L168 Benchmark]: Witness Printer took 3.23 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. [2018-12-09 01:40:32,015 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: 80]: 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_floor = 1.0e30; [L75] float x = -1.0f / 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=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_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_floor=1000000000000000000000000000000] [L76] float res = floor_float(x); [L58] __int32_t ix; VAL [huge_floor=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); [L79] COND TRUE !isinf_float(res) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * 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 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.98 ms. Allocated memory is still 1.0 GB. Free memory was 959.7 MB in the beginning and 948.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.22 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 244.06 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: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * CodeCheck took 220.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.23 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 [2018-12-09 01:40:33,272 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:40:33,273 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:40:33,281 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:40:33,281 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:40:33,281 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:40:33,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:40:33,283 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:40:33,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:40:33,285 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:40:33,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:40:33,286 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:40:33,287 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:40:33,287 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:40:33,288 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:40:33,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:40:33,289 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:40:33,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:40:33,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:40:33,292 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:40:33,293 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:40:33,294 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:40:33,295 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:40:33,295 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:40:33,296 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:40:33,296 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:40:33,297 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:40:33,297 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:40:33,298 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:40:33,298 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:40:33,298 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:40:33,299 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:40:33,299 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:40:33,299 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:40:33,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:40:33,300 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:40:33,301 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 01:40:33,311 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:40:33,311 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:40:33,312 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:40:33,312 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:40:33,313 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:40:33,313 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:40:33,313 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:40:33,313 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:40:33,313 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:40:33,313 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:40:33,314 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:40:33,315 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:40:33,315 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:40:33,315 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:40:33,315 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:40:33,315 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:40:33,315 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:40:33,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:40:33,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:40:33,316 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:40:33,316 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:40:33,316 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 01:40:33,316 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 01:40:33,316 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:40:33,317 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 01:40:33,317 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 01:40:33,317 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_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 -> 02d9fa71bb5dc4dc4df0d2e6f9518debee649c89 [2018-12-09 01:40:33,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:40:33,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:40:33,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:40:33,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:40:33,355 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:40:33,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c [2018-12-09 01:40:33,398 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/728888866/387dc19692864c3eb4fb9192650c11bc/FLAG3eda6d6bb [2018-12-09 01:40:33,709 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:40:33,710 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/sv-benchmarks/c/float-newlib/float_req_bl_1052b_true-unreach-call.c [2018-12-09 01:40:33,713 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/728888866/387dc19692864c3eb4fb9192650c11bc/FLAG3eda6d6bb [2018-12-09 01:40:34,137 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/data/728888866/387dc19692864c3eb4fb9192650c11bc [2018-12-09 01:40:34,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:40:34,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:40:34,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:40:34,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:40:34,145 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:40:34,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45734aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34, skipping insertion in model container [2018-12-09 01:40:34,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:40:34,168 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:40:34,261 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:40:34,264 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:40:34,284 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:40:34,301 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:40:34,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34 WrapperNode [2018-12-09 01:40:34,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:40:34,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:40:34,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:40:34,302 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:40:34,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:40:34,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:40:34,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:40:34,327 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:40:34,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... [2018-12-09 01:40:34,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:40:34,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:40:34,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:40:34,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:40:34,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/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 01:40:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:40:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 01:40:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:40:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:40:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 01:40:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 01:40:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 01:40:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:40:34,513 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:40:34,537 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:40:35,711 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:40:35,712 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 01:40:35,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:35 BoogieIcfgContainer [2018-12-09 01:40:35,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:40:35,712 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:40:35,712 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:40:35,718 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:40:35,718 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:35" (1/1) ... [2018-12-09 01:40:35,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:40:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-09 01:40:35,745 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-09 01:40:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 01:40:35,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:35,777 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:40:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:35,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:35,799 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 01:40:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 01:40:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 01:40:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:40:35,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:35,806 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:40:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:35,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:35,953 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 01:40:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:36,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-12-09 01:40:36,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-12-09 01:40:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 01:40:36,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:36,421 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:40:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:36,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:36,512 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 01:40:36,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-09 01:40:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-09 01:40:36,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:40:36,918 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-09 01:40:36,923 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 01:40:36,959 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 01:40:36,963 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,968 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 01:40:36,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,970 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 01:40:36,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,971 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 01:40:36,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,973 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,973 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:36,973 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:40:36,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:40:36 ImpRootNode [2018-12-09 01:40:36,973 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:40:36,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:40:36,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:40:36,974 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:40:36,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:35" (3/4) ... [2018-12-09 01:40:36,977 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:40:36,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-09 01:40:36,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 01:40:37,000 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 [2018-12-09 01:40:37,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_431179b0-8017-44c4-a1e9-f8fc0da134d4/bin-2019/ukojak/witness.graphml [2018-12-09 01:40:37,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:40:37,015 INFO L168 Benchmark]: Toolchain (without parser) took 2874.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 943.4 MB in the beginning and 968.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:37,015 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. [2018-12-09 01:40:37,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 159.32 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. [2018-12-09 01:40:37,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.35 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. [2018-12-09 01:40:37,016 INFO L168 Benchmark]: Boogie Preprocessor took 49.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:37,016 INFO L168 Benchmark]: RCFGBuilder took 1334.89 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:37,017 INFO L168 Benchmark]: CodeCheck took 1261.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 975.4 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:37,017 INFO L168 Benchmark]: Witness Printer took 40.45 ms. Allocated memory is still 1.2 GB. Free memory was 975.4 MB in the beginning and 968.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:37,018 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, 0.2s 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: 80]: 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 [2018-12-09 01:40:37,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 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: 59]: Loop Invariant [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,021 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 [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,022 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 [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:40:37,023 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 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 159.32 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 25.35 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 49.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1334.89 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: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1261.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 975.4 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 11.5 GB. * Witness Printer took 40.45 ms. Allocated memory is still 1.2 GB. Free memory was 975.4 MB in the beginning and 968.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 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...