./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1052c_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_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 69b156b7cb8e47e9e9902f33725c5b7467b2d17a .......................................................................................................................................................................................................................................... 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_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 69b156b7cb8e47e9e9902f33725c5b7467b2d17a .................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:48:28,155 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:48:28,156 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:48:28,165 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:48:28,165 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:48:28,166 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:48:28,167 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:48:28,168 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:48:28,169 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:48:28,170 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:48:28,170 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:48:28,171 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:48:28,171 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:48:28,172 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:48:28,173 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:48:28,173 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:48:28,174 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:48:28,175 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:48:28,177 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:48:28,178 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:48:28,178 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:48:28,179 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:48:28,181 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:48:28,181 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:48:28,181 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:48:28,182 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:48:28,183 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:48:28,183 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:48:28,184 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:48:28,185 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:48:28,185 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:48:28,185 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:48:28,185 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:48:28,185 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:48:28,186 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:48:28,187 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:48:28,187 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 00:48:28,197 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:48:28,197 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:48:28,198 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:48:28,198 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:48:28,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:48:28,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:48:28,199 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:48:28,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:48:28,200 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:48:28,200 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:48:28,201 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:48:28,201 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:48:28,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:48:28,201 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_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 -> 69b156b7cb8e47e9e9902f33725c5b7467b2d17a [2018-12-02 00:48:28,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:48:28,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:48:28,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:48:28,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:48:28,237 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:48:28,237 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c [2018-12-02 00:48:28,276 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/a4622040e/290f90517eb94b2e95bc105b08e4d542/FLAG24e32927f [2018-12-02 00:48:28,602 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:48:28,602 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c [2018-12-02 00:48:28,606 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/a4622040e/290f90517eb94b2e95bc105b08e4d542/FLAG24e32927f [2018-12-02 00:48:29,012 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/a4622040e/290f90517eb94b2e95bc105b08e4d542 [2018-12-02 00:48:29,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:48:29,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:48:29,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:48:29,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:48:29,019 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:48:29,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5080051a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29, skipping insertion in model container [2018-12-02 00:48:29,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:48:29,039 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:48:29,132 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:48:29,134 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:48:29,153 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:48:29,192 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:48:29,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29 WrapperNode [2018-12-02 00:48:29,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:48:29,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:48:29,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:48:29,193 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:48:29,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:48:29,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:48:29,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:48:29,218 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:48:29,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:48:29,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:48:29,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:48:29,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:48:29,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:48:29,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 00:48:29,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:48:29,561 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:48:29,561 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 00:48:29,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:29 BoogieIcfgContainer [2018-12-02 00:48:29,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:48:29,562 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:48:29,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:48:29,569 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:48:29,569 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:29" (1/1) ... [2018-12-02 00:48:29,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:48:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 00:48:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 00:48:29,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 00:48:29,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:29,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:29,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 00:48:29,680 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 00:48:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 00:48:29,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:48:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:48:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:48:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:48:29,748 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 00:48:29,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:48:29 ImpRootNode [2018-12-02 00:48:29,773 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:48:29,773 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:48:29,773 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:48:29,773 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:48:29,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:29" (3/4) ... [2018-12-02 00:48:29,777 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 00:48:29,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:48:29,777 INFO L168 Benchmark]: Toolchain (without parser) took 762.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:29,778 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:48:29,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:29,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:29,779 INFO L168 Benchmark]: Boogie Preprocessor took 18.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:48:29,780 INFO L168 Benchmark]: RCFGBuilder took 325.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:29,780 INFO L168 Benchmark]: CodeCheck took 210.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:29,780 INFO L168 Benchmark]: Witness Printer took 3.81 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:48:29,782 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, 38 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 64 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, 19 NumberOfCodeBlocks, 19 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: 103]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 98, overapproximation of bitwiseAnd at line 25, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L14] static const double huge_floor = 1.0e300; [L98] double x = -0.0; [L17] __int32_t i0, i1, j0; [L18] __uint32_t i, j; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] ieee_double_shape_type ew_u; [L21] ew_u.value = (x) [L22] EXPR ew_u.parts.msw [L22] (i0) = ew_u.parts.msw [L23] EXPR ew_u.parts.lsw [L23] (i1) = ew_u.parts.lsw [L25] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] COND FALSE !(j0 < 20) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L47] COND TRUE j0 > 51 [L48] COND FALSE !(j0 == 0x400) [L51] return x; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L99] double res = floor_double(x); [L102] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L102] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L103] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 176.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 325.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * CodeCheck took 210.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.81 ms. Allocated memory is still 1.1 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 [2018-12-02 00:48:31,120 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:48:31,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:48:31,127 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:48:31,127 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:48:31,128 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:48:31,128 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:48:31,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:48:31,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:48:31,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:48:31,131 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:48:31,131 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:48:31,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:48:31,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:48:31,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:48:31,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:48:31,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:48:31,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:48:31,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:48:31,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:48:31,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:48:31,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:48:31,137 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:48:31,137 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:48:31,137 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:48:31,138 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:48:31,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:48:31,139 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:48:31,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:48:31,140 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:48:31,140 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:48:31,140 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:48:31,140 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:48:31,140 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:48:31,141 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:48:31,141 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:48:31,141 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 00:48:31,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:48:31,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:48:31,151 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:48:31,151 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:48:31,152 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:48:31,152 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:48:31,152 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 00:48:31,153 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 00:48:31,154 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:48:31,154 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:48:31,154 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:48:31,154 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:48:31,154 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:48:31,154 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:48:31,154 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:48:31,155 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 00:48:31,155 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 00:48:31,156 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:48:31,156 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 00:48:31,156 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 00:48:31,156 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_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 -> 69b156b7cb8e47e9e9902f33725c5b7467b2d17a [2018-12-02 00:48:31,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:48:31,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:48:31,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:48:31,189 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:48:31,189 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:48:31,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c [2018-12-02 00:48:31,229 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/18798243b/5591d03438dd465aaf922714e30e4e7b/FLAG4ee688ea1 [2018-12-02 00:48:31,525 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:48:31,525 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/sv-benchmarks/c/float-newlib/double_req_bl_1052c_true-unreach-call.c [2018-12-02 00:48:31,529 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/18798243b/5591d03438dd465aaf922714e30e4e7b/FLAG4ee688ea1 [2018-12-02 00:48:31,537 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/data/18798243b/5591d03438dd465aaf922714e30e4e7b [2018-12-02 00:48:31,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:48:31,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:48:31,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:48:31,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:48:31,542 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:48:31,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31, skipping insertion in model container [2018-12-02 00:48:31,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:48:31,562 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:48:31,670 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:48:31,673 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:48:31,695 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:48:31,712 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:48:31,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31 WrapperNode [2018-12-02 00:48:31,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:48:31,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:48:31,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:48:31,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:48:31,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:48:31,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:48:31,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:48:31,739 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:48:31,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... [2018-12-02 00:48:31,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:48:31,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:48:31,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:48:31,791 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:48:31,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:48:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/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 [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:48:31,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 00:48:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:48:31,944 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:48:32,765 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:48:35,005 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:48:35,005 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 00:48:35,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:35 BoogieIcfgContainer [2018-12-02 00:48:35,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:48:35,006 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:48:35,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:48:35,012 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:48:35,012 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:35" (1/1) ... [2018-12-02 00:48:35,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:48:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 00:48:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 00:48:35,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 00:48:35,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:35,072 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:35,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 00:48:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 00:48:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 00:48:35,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:35,101 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:35,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:35,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-02 00:48:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-02 00:48:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 00:48:35,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:35,361 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:35,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-02 00:48:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-02 00:48:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 00:48:36,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:36,163 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:36,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:36,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-02 00:48:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-02 00:48:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 00:48:36,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:36,196 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:36,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-02 00:48:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-02 00:48:36,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 00:48:36,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:36,212 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:36,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:36,264 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:48:36,265 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:48:36,268 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2018-12-02 00:48:36,308 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 00:48:36,309 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 53 [2018-12-02 00:48:36,332 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 00:48:36,333 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2018-12-02 00:48:36,333 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,345 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,358 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 00:48:36,361 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 00:48:36,362 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 00:48:36,362 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,364 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 00:48:36,379 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:61, output treesize:22 [2018-12-02 00:48:36,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-12-02 00:48:36,636 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-12-02 00:48:36,647 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-12-02 00:48:36,647 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,650 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:36,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 00:48:36,660 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:65, output treesize:32 [2018-12-02 00:48:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:38,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-02 00:48:38,387 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-02 00:48:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 00:48:38,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:48:38,388 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 00:48:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:48:38,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:48:38,434 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:48:38,435 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:48:38,436 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-02 00:48:38,468 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 00:48:38,471 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 00:48:38,472 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-12-02 00:48:38,472 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,488 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-02 00:48:38,493 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 00:48:38,494 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-12-02 00:48:38,494 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,500 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,503 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 00:48:38,516 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:50, output treesize:22 [2018-12-02 00:48:38,660 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-12-02 00:48:38,663 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-12-02 00:48:38,671 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-12-02 00:48:38,672 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,675 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 00:48:38,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 00:48:38,686 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:65, output treesize:32 [2018-12-02 00:48:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:48:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:48:39,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 00:48:39,466 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 00:48:39,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:48:39,466 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 00:48:39,472 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 00:48:39,543 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 00:48:39,544 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,545 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,545 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,545 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,550 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 00:48:39,550 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 00:48:39,550 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 00:48:39,550 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 00:48:39,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:48:39 ImpRootNode [2018-12-02 00:48:39,551 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:48:39,551 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:48:39,551 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:48:39,551 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:48:39,552 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:48:35" (3/4) ... [2018-12-02 00:48:39,554 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:48:39,559 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-02 00:48:39,560 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 00:48:39,575 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2018-12-02 00:48:39,576 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) [2018-12-02 00:48:39,591 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8ca9b17-e778-4bfa-80d0-591aaa30899b/bin-2019/ukojak/witness.graphml [2018-12-02 00:48:39,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:48:39,592 INFO L168 Benchmark]: Toolchain (without parser) took 8052.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -224.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:48:39,592 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-12-02 00:48:39,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:39,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.12 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:48:39,593 INFO L168 Benchmark]: Boogie Preprocessor took 51.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:39,593 INFO L168 Benchmark]: RCFGBuilder took 3214.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:39,593 INFO L168 Benchmark]: CodeCheck took 4545.42 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -126.4 MB). Peak memory consumption was 283.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:39,593 INFO L168 Benchmark]: Witness Printer took 39.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2018-12-02 00:48:39,594 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, 38 locations, 1 error locations. SAFE Result, 4.4s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1420 SDtfs, 494 SDslu, 348 SDs, 0 SdLazy, 2178 SolverSat, 460 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 691 GetRequests, 643 SyntacticMatches, 8 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 15 QuantifiedInterpolants, 5922 SizeOfPredicates, 35 NumberOfNonLiveVariables, 268 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 103]: 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: 82]: Loop Invariant [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,595 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 00:48:39,596 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 172.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.12 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3214.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. * CodeCheck took 4545.42 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -126.4 MB). Peak memory consumption was 283.2 MB. Max. memory is 11.5 GB. * Witness Printer took 39.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...