./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 ................................................................................................................................................................................................................................... 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_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:07:46,431 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:07:46,433 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:07:46,441 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:07:46,441 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:07:46,442 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:07:46,443 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:07:46,444 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:07:46,445 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:07:46,445 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:07:46,446 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:07:46,446 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:07:46,447 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:07:46,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:07:46,448 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:07:46,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:07:46,449 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:07:46,450 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:07:46,452 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:07:46,453 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:07:46,453 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:07:46,454 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:07:46,456 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:07:46,456 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:07:46,456 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:07:46,456 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:07:46,457 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:07:46,458 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:07:46,458 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:07:46,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:07:46,459 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:07:46,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:07:46,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:07:46,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:07:46,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:07:46,462 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:07:46,462 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:07:46,472 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:07:46,472 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:07:46,473 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:07:46,473 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:07:46,473 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:07:46,473 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:07:46,474 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:07:46,474 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:07:46,475 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:07:46,475 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:07:46,475 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:07:46,475 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:07:46,475 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:07:46,475 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:07:46,475 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:07:46,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:07:46,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:07:46,477 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_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 -> 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 [2018-11-10 03:07:46,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:07:46,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:07:46,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:07:46,513 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:07:46,513 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:07:46,514 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c [2018-11-10 03:07:46,551 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/d7857c66c/0e9668a9cda7472dab32e0b4c9497239/FLAGc8b70ee5e [2018-11-10 03:07:46,854 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:07:46,855 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c [2018-11-10 03:07:46,859 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/d7857c66c/0e9668a9cda7472dab32e0b4c9497239/FLAGc8b70ee5e [2018-11-10 03:07:46,867 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/d7857c66c/0e9668a9cda7472dab32e0b4c9497239 [2018-11-10 03:07:46,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:07:46,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:07:46,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:07:46,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:07:46,874 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:07:46,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:07:46" (1/1) ... [2018-11-10 03:07:46,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:46, skipping insertion in model container [2018-11-10 03:07:46,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:07:46" (1/1) ... [2018-11-10 03:07:46,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:07:46,894 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:07:46,996 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:07:46,998 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:07:47,011 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:07:47,022 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:07:47,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47 WrapperNode [2018-11-10 03:07:47,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:07:47,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:07:47,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:07:47,023 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:07:47,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:07:47,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:07:47,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:07:47,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:07:47,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:07:47,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:07:47,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:07:47,057 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:07:47,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 [2018-11-10 03:07:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 03:07:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 03:07:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:07:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:07:47,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:07:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 03:07:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:07:47,419 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:07:47,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:47 BoogieIcfgContainer [2018-11-10 03:07:47,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:07:47,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:07:47,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:07:47,429 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:07:47,429 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:47" (1/1) ... [2018-11-10 03:07:47,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:07:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:07:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 03:07:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 03:07:47,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 03:07:47,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:07:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:47,570 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 03:07:47,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:07:47 ImpRootNode [2018-11-10 03:07:47,590 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:07:47,590 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:07:47,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:07:47,591 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:07:47,591 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:47" (3/4) ... [2018-11-10 03:07:47,594 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:07:47,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:07:47,595 INFO L168 Benchmark]: Toolchain (without parser) took 725.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 959.1 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:47,596 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:47,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 151.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:47,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:47,598 INFO L168 Benchmark]: Boogie Preprocessor took 13.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:47,598 INFO L168 Benchmark]: RCFGBuilder took 365.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -124.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:47,599 INFO L168 Benchmark]: CodeCheck took 167.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:47,599 INFO L168 Benchmark]: Witness Printer took 3.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:47,602 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, 27 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 22, overapproximation of someBinaryDOUBLEComparisonOperation at line 34, overapproximation of bitwiseXor at line 21. Possible FailurePath: [L27] int a; [L28] double r; [L30] a = __VERIFIER_nondet_int() [L33] CALL, EXPR cast(a) [L17] FCALL union u x, y; [L18] FCALL x.i[0] = 0x43300000 [L19] EXPR, FCALL x.i[0] [L19] FCALL y.i[0] = x.i[0] [L20] FCALL x.i[1] = 0x80000000 [L21] EXPR, FCALL x.i[1] [L21] FCALL y.i[1] = i ^ x.i[1] [L22] EXPR, FCALL y.d [L22] EXPR, FCALL x.d [L22] return y.d - x.d; [L22] return y.d - x.d; [L22] RET return y.d - x.d; [L33] EXPR cast(a) [L33] r = cast(a) [L34] CALL __VERIFIER_assert(r >= -10000. && r <= 10000.) [L8] COND TRUE !(cond) [L8] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 151.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 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 20.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 365.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -124.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * CodeCheck took 167.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:07:49,010 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:07:49,012 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:07:49,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:07:49,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:07:49,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:07:49,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:07:49,023 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:07:49,024 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:07:49,024 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:07:49,025 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:07:49,025 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:07:49,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:07:49,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:07:49,027 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:07:49,027 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:07:49,028 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:07:49,029 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:07:49,030 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:07:49,031 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:07:49,032 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:07:49,032 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:07:49,034 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:07:49,034 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:07:49,034 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:07:49,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:07:49,035 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:07:49,036 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:07:49,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:07:49,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:07:49,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:07:49,038 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:07:49,038 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:07:49,038 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:07:49,039 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:07:49,039 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:07:49,039 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 03:07:49,049 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:07:49,049 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:07:49,050 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:07:49,050 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:07:49,051 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:07:49,051 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:07:49,051 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:07:49,051 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:07:49,051 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:07:49,051 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:07:49,051 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:07:49,052 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:07:49,052 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:07:49,053 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:07:49,053 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:07:49,053 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:07:49,053 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:07:49,053 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:07:49,053 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:07:49,053 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:07:49,054 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 03:07:49,054 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:07:49,054 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:07:49,054 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:07:49,054 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:07:49,054 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_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 -> 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 [2018-11-10 03:07:49,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:07:49,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:07:49,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:07:49,095 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:07:49,095 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:07:49,096 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c [2018-11-10 03:07:49,137 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/1b44babd2/386b255f27b540e483ca86ab6e753a8d/FLAG1bd324f94 [2018-11-10 03:07:49,454 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:07:49,455 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/sv-benchmarks/c/float-benchs/cast_union_loose_false-unreach-call_true-termination.c [2018-11-10 03:07:49,459 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/1b44babd2/386b255f27b540e483ca86ab6e753a8d/FLAG1bd324f94 [2018-11-10 03:07:49,467 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/data/1b44babd2/386b255f27b540e483ca86ab6e753a8d [2018-11-10 03:07:49,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:07:49,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:07:49,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:07:49,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:07:49,473 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:07:49,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405a00e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49, skipping insertion in model container [2018-11-10 03:07:49,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:07:49,493 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:07:49,600 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:07:49,603 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:07:49,620 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:07:49,638 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:07:49,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49 WrapperNode [2018-11-10 03:07:49,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:07:49,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:07:49,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:07:49,639 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:07:49,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:07:49,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:07:49,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:07:49,665 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:07:49,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... [2018-11-10 03:07:49,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:07:49,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:07:49,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:07:49,684 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:07:49,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:07:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/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 [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:07:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 03:07:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:07:50,685 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:07:50,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:50 BoogieIcfgContainer [2018-11-10 03:07:50,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:07:50,686 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:07:50,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:07:50,693 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:07:50,693 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:50" (1/1) ... [2018-11-10 03:07:50,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:07:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:07:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 03:07:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 03:07:50,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 03:07:50,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:07:50,759 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:07:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:07:51,299 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 03:07:51,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:07:51 ImpRootNode [2018-11-10 03:07:51,317 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:07:51,317 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:07:51,317 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:07:51,317 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:07:51,318 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:07:50" (3/4) ... [2018-11-10 03:07:51,319 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 03:07:51,344 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a64ea3a3-1ad1-40f1-9349-522d9b604c5f/bin-2019/ukojak/witness.graphml [2018-11-10 03:07:51,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:07:51,345 INFO L168 Benchmark]: Toolchain (without parser) took 1875.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -115.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:51,346 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:51,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.75 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:51,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.31 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:51,347 INFO L168 Benchmark]: Boogie Preprocessor took 18.08 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:51,348 INFO L168 Benchmark]: RCFGBuilder took 1001.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -146.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:51,348 INFO L168 Benchmark]: CodeCheck took 631.40 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:51,348 INFO L168 Benchmark]: Witness Printer took 27.31 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. [2018-11-10 03:07:51,351 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, 27 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L27] int a; [L28] double r; [L30] a = __VERIFIER_nondet_int() [L33] CALL, EXPR cast(a) [L17] FCALL union u x, y; [L18] FCALL x.i[0] = 0x43300000 [L19] EXPR, FCALL x.i[0] [L19] FCALL y.i[0] = x.i[0] [L20] FCALL x.i[1] = 0x80000000 [L21] EXPR, FCALL x.i[1] [L21] FCALL y.i[1] = i ^ x.i[1] [L22] EXPR, FCALL y.d [L22] EXPR, FCALL x.d [L22] return y.d - x.d; [L22] return y.d - x.d; [L22] RET return y.d - x.d; [L33] EXPR cast(a) [L33] r = cast(a) [L34] CALL __VERIFIER_assert(r >= -10000. && r <= 10000.) [L8] COND TRUE !(cond) [L8] __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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 167.75 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.31 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.08 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1001.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -146.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * CodeCheck took 631.40 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Witness Printer took 27.31 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 proved your program to be incorrect! Received shutdown request...