./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_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_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f ...................................................................................................................................................................................................................................... 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_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f .................................................................................................................................................................................................................................................................................................................................................................... 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 13:52:10,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:52:10,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:52:10,549 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:52:10,549 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:52:10,549 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:52:10,550 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:52:10,551 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:52:10,552 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:52:10,552 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:52:10,552 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:52:10,553 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:52:10,553 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:52:10,554 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:52:10,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:52:10,554 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:52:10,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:52:10,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:52:10,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:52:10,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:52:10,558 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:52:10,558 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:52:10,560 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:52:10,560 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:52:10,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:52:10,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:52:10,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:52:10,561 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:52:10,562 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:52:10,562 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:52:10,562 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:52:10,563 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:52:10,563 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:52:10,563 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:52:10,563 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:52:10,564 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:52:10,564 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:52:10,571 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:52:10,571 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:52:10,572 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:52:10,572 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:52:10,572 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:52:10,572 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:52:10,572 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:52:10,572 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:52:10,573 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:52:10,573 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:52:10,574 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:52:10,574 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:52:10,574 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:52:10,574 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_9b311dca-aa21-4017-a79c-862e0a46297b/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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-12-02 13:52:10,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:52:10,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:52:10,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:52:10,605 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:52:10,606 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:52:10,606 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-02 13:52:10,643 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/f345ecf0b/b34ccdbdd52b42318845a9a13ed5fcc9/FLAG478a83185 [2018-12-02 13:52:11,097 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:52:11,097 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-02 13:52:11,101 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/f345ecf0b/b34ccdbdd52b42318845a9a13ed5fcc9/FLAG478a83185 [2018-12-02 13:52:11,109 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/f345ecf0b/b34ccdbdd52b42318845a9a13ed5fcc9 [2018-12-02 13:52:11,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:52:11,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:52:11,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:52:11,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:52:11,115 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:52:11,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdf4af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11, skipping insertion in model container [2018-12-02 13:52:11,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:52:11,131 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:52:11,222 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:52:11,224 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:52:11,237 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:52:11,249 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:52:11,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11 WrapperNode [2018-12-02 13:52:11,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:52:11,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:52:11,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:52:11,250 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:52:11,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:52:11,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:52:11,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:52:11,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:52:11,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:52:11,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:52:11,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:52:11,323 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:52:11,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/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 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:52:11,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 13:52:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 13:52:11,479 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:52:11,480 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 13:52:11,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:11 BoogieIcfgContainer [2018-12-02 13:52:11,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:52:11,480 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:52:11,481 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:52:11,489 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:52:11,489 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:11" (1/1) ... [2018-12-02 13:52:11,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:52:11,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-12-02 13:52:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-12-02 13:52:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 13:52:11,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:52:11,580 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 13:52:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-12-02 13:52:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-12-02 13:52:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 13:52:11,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:52:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:52:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:52:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:52:11,654 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 13:52:11,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:52:11 ImpRootNode [2018-12-02 13:52:11,670 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:52:11,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:52:11,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:52:11,670 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:52:11,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:11" (3/4) ... [2018-12-02 13:52:11,672 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 13:52:11,672 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:52:11,673 INFO L168 Benchmark]: Toolchain (without parser) took 561.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -122.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:11,674 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:52:11,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 137.46 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:11,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:11,675 INFO L168 Benchmark]: Boogie Preprocessor took 15.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:52:11,675 INFO L168 Benchmark]: RCFGBuilder took 157.02 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:11,676 INFO L168 Benchmark]: CodeCheck took 189.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:11,676 INFO L168 Benchmark]: Witness Printer took 2.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:52:11,678 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, 19 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 52]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of bitwiseAnd at line 35. Possible FailurePath: [L47] double x = 0.0; [L26] __uint32_t high; [L28] ieee_double_shape_type gh_u; [L29] gh_u.value = (x) [L30] EXPR gh_u.parts.msw [L30] (high) = gh_u.parts.msw [L33] ieee_double_shape_type sh_u; [L34] sh_u.value = (x) [L35] sh_u.parts.msw = (high & 0x7fffffff) [L36] EXPR sh_u.value [L36] (x) = sh_u.value [L38] return x; [L48] double res = fabs_double(x); [L51] EXPR res == 0.0 && __signbit_double(res) == 0 [L51] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L52] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 137.46 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 157.02 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * CodeCheck took 189.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:52:13,057 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:52:13,058 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:52:13,064 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:52:13,064 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:52:13,065 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:52:13,066 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:52:13,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:52:13,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:52:13,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:52:13,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:52:13,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:52:13,068 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:52:13,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:52:13,069 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:52:13,070 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:52:13,070 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:52:13,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:52:13,072 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:52:13,072 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:52:13,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:52:13,073 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:52:13,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:52:13,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:52:13,075 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:52:13,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:52:13,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:52:13,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:52:13,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:52:13,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:52:13,077 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:52:13,077 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:52:13,077 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:52:13,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:52:13,078 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:52:13,078 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:52:13,078 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 13:52:13,085 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:52:13,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:52:13,086 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:52:13,086 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:52:13,087 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:52:13,087 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 13:52:13,087 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:52:13,088 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:52:13,088 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:52:13,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:52:13,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 13:52:13,089 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 13:52:13,089 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_9b311dca-aa21-4017-a79c-862e0a46297b/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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-12-02 13:52:13,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:52:13,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:52:13,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:52:13,120 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:52:13,120 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:52:13,121 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-02 13:52:13,163 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/3e9247ed2/d104b94c61c54dc4924f6ad020f83e32/FLAGbdd5414da [2018-12-02 13:52:13,495 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:52:13,496 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-02 13:52:13,500 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/3e9247ed2/d104b94c61c54dc4924f6ad020f83e32/FLAGbdd5414da [2018-12-02 13:52:13,508 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/data/3e9247ed2/d104b94c61c54dc4924f6ad020f83e32 [2018-12-02 13:52:13,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:52:13,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:52:13,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:52:13,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:52:13,513 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:52:13,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c437c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13, skipping insertion in model container [2018-12-02 13:52:13,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:52:13,529 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:52:13,621 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:52:13,624 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:52:13,638 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:52:13,654 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:52:13,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13 WrapperNode [2018-12-02 13:52:13,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:52:13,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:52:13,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:52:13,655 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:52:13,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:52:13,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:52:13,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:52:13,680 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:52:13,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:52:13,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:52:13,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:52:13,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:52:13,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/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 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:52:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 13:52:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 13:52:13,869 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:52:13,891 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:52:13,919 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:52:13,952 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:52:13,953 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 13:52:13,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:13 BoogieIcfgContainer [2018-12-02 13:52:13,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:52:13,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:52:13,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:52:13,962 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:52:13,962 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:13" (1/1) ... [2018-12-02 13:52:13,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:52:13,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-12-02 13:52:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-12-02 13:52:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 13:52:13,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:14,030 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 13:52:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:52:14,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:52:14,051 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 13:52:14,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-12-02 13:52:14,057 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-12-02 13:52:14,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 13:52:14,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:14,058 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 13:52:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:52:14,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:52:14,102 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,103 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,107 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 13:52:14,141 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,142 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 27 treesize of output 28 [2018-12-02 13:52:14,143 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,156 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 13:52:14,161 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,162 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 18 treesize of output 9 [2018-12-02 13:52:14,163 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,167 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,170 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 13:52:14,178 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 13:52:14,178 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-12-02 13:52:14,199 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,199 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,200 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 88 treesize of output 94 [2018-12-02 13:52:14,205 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 91 treesize of output 82 [2018-12-02 13:52:14,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,224 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 74 treesize of output 62 [2018-12-02 13:52:14,237 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 44 treesize of output 27 [2018-12-02 13:52:14,238 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,242 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,245 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 13:52:14,257 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. [2018-12-02 13:52:14,257 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:52 [2018-12-02 13:52:14,276 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 13:52:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:14,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-12-02 13:52:14,416 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-12-02 13:52:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 13:52:14,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:14,417 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 13:52:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:52:14,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:52:14,426 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 13:52:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-12-02 13:52:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-02 13:52:14,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 13:52:14,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:52:14,430 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 13:52:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:52:14,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:52:14,454 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,455 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,456 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 21 treesize of output 34 [2018-12-02 13:52:14,460 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,461 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 31 treesize of output 28 [2018-12-02 13:52:14,462 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,471 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 20 treesize of output 14 [2018-12-02 13:52:14,474 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 14 treesize of output 1 [2018-12-02 13:52:14,474 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,476 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,478 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 13:52:14,485 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 13:52:14,485 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:17 [2018-12-02 13:52:14,500 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,500 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,501 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 76 treesize of output 82 [2018-12-02 13:52:14,539 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,540 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 52 treesize of output 58 [2018-12-02 13:52:14,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,556 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 53 treesize of output 43 [2018-12-02 13:52:14,561 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:52:14,562 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 43 treesize of output 33 [2018-12-02 13:52:14,562 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,569 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:52:14,572 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 13:52:14,585 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. [2018-12-02 13:52:14,585 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:94, output treesize:46 [2018-12-02 13:52:14,656 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 13:52:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:52:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-12-02 13:52:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-12-02 13:52:14,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 13:52:14,911 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-02 13:52:14,917 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 13:52:14,949 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 13:52:14,956 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 13:52:14,956 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:52:14,957 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 13:52:14,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,959 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,960 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:14,960 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 13:52:14,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:52:14 ImpRootNode [2018-12-02 13:52:14,961 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:52:14,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:52:14,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:52:14,961 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:52:14,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:13" (3/4) ... [2018-12-02 13:52:14,965 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 13:52:14,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 13:52:14,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 13:52:14,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 13:52:14,999 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b311dca-aa21-4017-a79c-862e0a46297b/bin-2019/ukojak/witness.graphml [2018-12-02 13:52:14,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:52:14,999 INFO L168 Benchmark]: Toolchain (without parser) took 1489.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 944.7 MB in the beginning and 995.0 MB in the end (delta: -50.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,000 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. [2018-12-02 13:52:15,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.53 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 927.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,001 INFO L168 Benchmark]: Boogie Preprocessor took 50.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -203.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,002 INFO L168 Benchmark]: RCFGBuilder took 222.81 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,002 INFO L168 Benchmark]: CodeCheck took 1007.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 117.3 MB). Peak memory consumption was 117.3 MB. Max. memory is 11.5 GB. [2018-12-02 13:52:15,002 INFO L168 Benchmark]: Witness Printer took 37.83 ms. Allocated memory is still 1.2 GB. Free memory is still 995.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:52:15,005 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, 19 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 46 SDslu, 36 SDs, 0 SdLazy, 174 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 256 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 6 QuantifiedInterpolants, 1471 SizeOfPredicates, 17 NumberOfNonLiveVariables, 147 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 52]: 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: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant [2018-12-02 13:52:15,006 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,006 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,006 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,007 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,007 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,007 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,007 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:52:15,007 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_8 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_8[63:63], v_q#valueAsBitvector_8[62:52], v_q#valueAsBitvector_8[51:0]) && msw == v_q#valueAsBitvector_8[63:32]) - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: x == ~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 143.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.53 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 927.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -203.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 222.81 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1007.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 117.3 MB). Peak memory consumption was 117.3 MB. Max. memory is 11.5 GB. * Witness Printer took 37.83 ms. Allocated memory is still 1.2 GB. Free memory is still 995.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...