./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d_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_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/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 204277589f1e9105606b7fb7cfd8af760c5fd585 ....................................................................................................................................................................................................................................... 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_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/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 204277589f1e9105606b7fb7cfd8af760c5fd585 ................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:55:28,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:55:28,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:55:28,243 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:55:28,243 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:55:28,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:55:28,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:55:28,245 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:55:28,246 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:55:28,246 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:55:28,246 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:55:28,247 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:55:28,247 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:55:28,247 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:55:28,248 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:55:28,248 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:55:28,249 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:55:28,250 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:55:28,251 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:55:28,251 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:55:28,252 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:55:28,252 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:55:28,253 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:55:28,254 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:55:28,254 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:55:28,254 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:55:28,255 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:55:28,255 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:55:28,255 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:55:28,256 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:55:28,256 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:55:28,256 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:55:28,256 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:55:28,257 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:55:28,257 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:55:28,257 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:55:28,258 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:55:28,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:55:28,265 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:55:28,265 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:55:28,265 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:55:28,266 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:55:28,266 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:55:28,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:55:28,266 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:55:28,266 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:55:28,266 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:55:28,266 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:55:28,267 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:55:28,267 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:55:28,267 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:55:28,268 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:55:28,268 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:55:28,268 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:55:28,268 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:55:28,268 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:55:28,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:55:28,268 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_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/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 -> 204277589f1e9105606b7fb7cfd8af760c5fd585 [2018-12-09 18:55:28,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:55:28,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:55:28,294 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:55:28,295 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:55:28,295 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:55:28,295 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c [2018-12-09 18:55:28,331 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/aaa2b625e/b9b33dad424c46cdaf1884bb6cfd3973/FLAGa8bb6a54b [2018-12-09 18:55:28,826 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:55:28,826 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c [2018-12-09 18:55:28,830 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/aaa2b625e/b9b33dad424c46cdaf1884bb6cfd3973/FLAGa8bb6a54b [2018-12-09 18:55:29,316 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/aaa2b625e/b9b33dad424c46cdaf1884bb6cfd3973 [2018-12-09 18:55:29,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:55:29,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:55:29,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:55:29,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:55:29,322 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:55:29,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72127f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29, skipping insertion in model container [2018-12-09 18:55:29,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:55:29,342 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:55:29,437 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:55:29,439 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:55:29,457 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:55:29,469 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:55:29,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29 WrapperNode [2018-12-09 18:55:29,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:55:29,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:55:29,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:55:29,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:55:29,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:55:29,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:55:29,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:55:29,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:55:29,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:55:29,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:55:29,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:55:29,544 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:55:29,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:55:29,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 18:55:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:55:29,872 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:55:29,872 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:55:29,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:29 BoogieIcfgContainer [2018-12-09 18:55:29,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:55:29,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:55:29,873 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:55:29,879 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:55:29,880 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:29" (1/1) ... [2018-12-09 18:55:29,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:55:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-09 18:55:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-09 18:55:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 18:55:29,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:29,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-09 18:55:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-09 18:55:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 18:55:29,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:55:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:55:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:55:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:55:30,051 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 18:55:30,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:55:30 ImpRootNode [2018-12-09 18:55:30,074 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:55:30,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:55:30,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:55:30,074 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:55:30,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:29" (3/4) ... [2018-12-09 18:55:30,077 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 18:55:30,077 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:55:30,077 INFO L168 Benchmark]: Toolchain (without parser) took 758.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 61.9 MB). Free memory was 961.4 MB in the beginning and 981.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:30,078 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-09 18:55:30,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:30,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 61.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -107.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:30,080 INFO L168 Benchmark]: Boogie Preprocessor took 18.35 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. [2018-12-09 18:55:30,080 INFO L168 Benchmark]: RCFGBuilder took 328.43 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:30,080 INFO L168 Benchmark]: CodeCheck took 200.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 981.8 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:30,081 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:55:30,083 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 someBinaryDOUBLEComparisonOperation at line 102, overapproximation of bitwiseAnd at line 25, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. 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) == 0 VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L102] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L103] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 149.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.3 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 55.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 61.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -107.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.35 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 328.43 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. * CodeCheck took 200.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 981.8 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:55:31,493 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:55:31,494 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:55:31,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:55:31,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:55:31,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:55:31,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:55:31,503 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:55:31,503 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:55:31,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:55:31,504 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:55:31,504 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:55:31,505 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:55:31,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:55:31,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:55:31,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:55:31,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:55:31,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:55:31,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:55:31,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:55:31,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:55:31,510 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:55:31,511 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:55:31,512 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:55:31,512 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:55:31,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:55:31,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:55:31,513 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:55:31,514 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:55:31,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:55:31,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:55:31,515 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:55:31,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:55:31,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:55:31,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:55:31,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:55:31,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 18:55:31,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:55:31,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:55:31,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:55:31,524 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:55:31,524 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:55:31,524 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:55:31,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:55:31,525 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:55:31,526 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:55:31,526 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:55:31,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:55:31,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 18:55:31,527 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 18:55:31,528 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:55:31,528 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 18:55:31,528 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 18:55:31,528 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_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/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 -> 204277589f1e9105606b7fb7cfd8af760c5fd585 [2018-12-09 18:55:31,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:55:31,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:55:31,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:55:31,560 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:55:31,560 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:55:31,561 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c [2018-12-09 18:55:31,604 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/317f0366e/a7aa9c3bbc6b4db79f5be8fb1a5e5d4e/FLAG433b4e47d [2018-12-09 18:55:31,915 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:55:31,915 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/sv-benchmarks/c/float-newlib/double_req_bl_1052d_true-unreach-call.c [2018-12-09 18:55:31,919 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/317f0366e/a7aa9c3bbc6b4db79f5be8fb1a5e5d4e/FLAG433b4e47d [2018-12-09 18:55:31,926 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/data/317f0366e/a7aa9c3bbc6b4db79f5be8fb1a5e5d4e [2018-12-09 18:55:31,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:55:31,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:55:31,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:55:31,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:55:31,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:55:31,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:55:31" (1/1) ... [2018-12-09 18:55:31,933 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 09.12 06:55:31, skipping insertion in model container [2018-12-09 18:55:31,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:55:31" (1/1) ... [2018-12-09 18:55:31,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:55:31,948 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:55:32,044 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:55:32,047 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:55:32,067 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:55:32,084 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:55:32,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32 WrapperNode [2018-12-09 18:55:32,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:55:32,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:55:32,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:55:32,085 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:55:32,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:55:32,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:55:32,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:55:32,110 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:55:32,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... [2018-12-09 18:55:32,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:55:32,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:55:32,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:55:32,165 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:55:32,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:55:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:55:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:55:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 18:55:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:55:32,329 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:55:33,215 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:55:36,359 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:55:36,359 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:55:36,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:36 BoogieIcfgContainer [2018-12-09 18:55:36,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:55:36,360 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:55:36,360 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:55:36,365 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:55:36,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:36" (1/1) ... [2018-12-09 18:55:36,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:55:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-09 18:55:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-09 18:55:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 18:55:36,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:36,425 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:36,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-09 18:55:36,453 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-09 18:55:36,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 18:55:36,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:36,454 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:36,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:36,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-09 18:55:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-09 18:55:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 18:55:36,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:36,714 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:36,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-09 18:55:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-09 18:55:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 18:55:37,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:37,453 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:37,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:37,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:37,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:37,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-09 18:55:37,483 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-09 18:55:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 18:55:37,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:37,484 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:37,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:37,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-09 18:55:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-09 18:55:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 18:55:37,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:37,501 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:37,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:37,557 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,558 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,558 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,559 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,563 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 98 [2018-12-09 18:55:37,653 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,655 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2018-12-09 18:55:37,699 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:37,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-12-09 18:55:37,701 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,723 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,745 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 47 treesize of output 35 [2018-12-09 18:55:37,750 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2018-12-09 18:55:37,751 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,765 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,779 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 8 treesize of output 6 [2018-12-09 18:55:37,782 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 6 treesize of output 1 [2018-12-09 18:55:37,782 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,784 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,793 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:37,807 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-09 18:55:37,807 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:85, output treesize:31 [2018-12-09 18:55:38,092 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 45 treesize of output 39 [2018-12-09 18:55:38,094 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 39 treesize of output 36 [2018-12-09 18:55:38,102 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 27 treesize of output 15 [2018-12-09 18:55:38,102 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:38,104 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:38,106 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:38,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:38,108 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:45, output treesize:15 [2018-12-09 18:55:38,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:39,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:39,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-09 18:55:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-09 18:55:39,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 18:55:39,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:55:39,649 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:55:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:55:39,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:55:39,696 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:39,696 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:39,697 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 [2018-12-09 18:55:39,744 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:39,744 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2018-12-09 18:55:39,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,760 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 35 treesize of output 27 [2018-12-09 18:55:39,774 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 18:55:39,775 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-12-09 18:55:39,775 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,781 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,785 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,795 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. [2018-12-09 18:55:39,795 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:21 [2018-12-09 18:55:39,972 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 45 treesize of output 39 [2018-12-09 18:55:39,975 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 39 treesize of output 36 [2018-12-09 18:55:39,984 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 27 treesize of output 15 [2018-12-09 18:55:39,985 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,987 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 18:55:39,991 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:45, output treesize:15 [2018-12-09 18:55:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:55:40,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:55:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-09 18:55:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-09 18:55:40,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:55:40,771 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-09 18:55:40,778 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:55:40,846 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 18:55:40,848 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,848 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,848 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,848 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,852 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,853 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,853 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,853 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,853 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 18:55:40,854 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 18:55:40,854 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:55:40,854 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 18:55:40,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:55:40 ImpRootNode [2018-12-09 18:55:40,855 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:55:40,855 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:55:40,855 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:55:40,855 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:55:40,856 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:55:36" (3/4) ... [2018-12-09 18:55:40,858 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:55:40,864 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 18:55:40,865 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 18:55:40,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-09 18:55:40,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: ~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) [2018-12-09 18:55:40,900 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6c0d5177-cfbb-489c-9915-9ea7c0a4030f/bin-2019/ukojak/witness.graphml [2018-12-09 18:55:40,900 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:55:40,901 INFO L168 Benchmark]: Toolchain (without parser) took 8972.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 943.4 MB in the beginning and 1.2 GB in the end (delta: -229.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:55:40,902 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 18:55:40,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 154.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 925.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:40,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.40 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:55:40,902 INFO L168 Benchmark]: Boogie Preprocessor took 55.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -219.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:40,903 INFO L168 Benchmark]: RCFGBuilder took 4194.11 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: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:40,903 INFO L168 Benchmark]: CodeCheck took 4495.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -81.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:55:40,903 INFO L168 Benchmark]: Witness Printer took 45.15 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:55:40,904 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, 4.3s 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, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 691 GetRequests, 642 SyntacticMatches, 9 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, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 13 QuantifiedInterpolants, 6269 SizeOfPredicates, 35 NumberOfNonLiveVariables, 268 ConjunctsInSsa, 60 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 [2018-12-09 18:55:40,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-09 18:55:40,905 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 :: ~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: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 154.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 925.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.40 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -219.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4194.11 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: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. * CodeCheck took 4495.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -81.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 45.15 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation 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...