./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/cast_float_ptr_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_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 4f322714ac20f006604c99f1f234e99ccbfae195 ................................................................................................................................................................................................................................ 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_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 4f322714ac20f006604c99f1f234e99ccbfae195 .............................................................................................................................................................................................................................. 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 [2018-10-26 22:20:20,510 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:20:20,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:20:20,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:20:20,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:20:20,523 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:20:20,525 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:20:20,527 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:20:20,528 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:20:20,529 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:20:20,530 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:20:20,530 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:20:20,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:20:20,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:20:20,534 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:20:20,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:20:20,535 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:20:20,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:20:20,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:20:20,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:20:20,549 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:20:20,550 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:20:20,553 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:20:20,554 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:20:20,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:20:20,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:20:20,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:20:20,558 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:20:20,558 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:20:20,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:20:20,559 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:20:20,560 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:20:20,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:20:20,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:20:20,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:20:20,568 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:20:20,569 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:20:20,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:20:20,593 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:20:20,594 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:20:20,594 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:20:20,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:20:20,595 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:20:20,595 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:20:20,595 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:20:20,595 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:20:20,595 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:20:20,596 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:20:20,597 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:20:20,597 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:20:20,598 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:20:20,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:20:20,598 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:20:20,598 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:20:20,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:20:20,599 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:20:20,599 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:20:20,599 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:20:20,599 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:20:20,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:20:20,599 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_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-10-26 22:20:20,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:20:20,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:20:20,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:20:20,670 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:20:20,670 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:20:20,671 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-10-26 22:20:20,725 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/1df4274e9/4530787146bc4a0a8db569bf5eaccac5/FLAGc5e01a3e5 [2018-10-26 22:20:21,118 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:20:21,118 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-10-26 22:20:21,123 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/1df4274e9/4530787146bc4a0a8db569bf5eaccac5/FLAGc5e01a3e5 [2018-10-26 22:20:21,136 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/1df4274e9/4530787146bc4a0a8db569bf5eaccac5 [2018-10-26 22:20:21,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:20:21,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:20:21,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:20:21,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:20:21,148 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:20:21,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c88960a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21, skipping insertion in model container [2018-10-26 22:20:21,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:20:21,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:20:21,324 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:20:21,334 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:20:21,350 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:20:21,366 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:20:21,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21 WrapperNode [2018-10-26 22:20:21,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:20:21,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:20:21,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:20:21,368 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:20:21,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:20:21,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:20:21,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:20:21,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:20:21,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... [2018-10-26 22:20:21,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:20:21,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:20:21,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:20:21,434 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:20:21,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 [2018-10-26 22:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 22:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 22:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 22:20:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:20:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:20:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:20:22,551 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:20:22,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:22 BoogieIcfgContainer [2018-10-26 22:20:22,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:20:22,552 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:20:22,552 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:20:22,565 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:20:22,566 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:22" (1/1) ... [2018-10-26 22:20:22,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:20:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:20:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-26 22:20:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-26 22:20:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 22:20:22,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:20:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:22,859 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 22:20:22,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:20:22 ImpRootNode [2018-10-26 22:20:22,895 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:20:22,895 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:20:22,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:20:22,896 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:20:22,896 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:22" (3/4) ... [2018-10-26 22:20:22,900 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 22:20:22,900 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:20:22,901 INFO L168 Benchmark]: Toolchain (without parser) took 1761.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:22,903 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:20:22,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.86 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:22,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 941.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:22,905 INFO L168 Benchmark]: Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:20:22,906 INFO L168 Benchmark]: RCFGBuilder took 1118.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:22,906 INFO L168 Benchmark]: CodeCheck took 342.95 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:22,907 INFO L168 Benchmark]: Witness Printer took 5.06 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. [2018-10-26 22:20:22,911 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, 49 locations, 1 error locations. UNSAFE Result, 0.2s 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, 6 NumberOfCodeBlocks, 6 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: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 19, overapproximation of bitwiseAnd at line 11. Possible FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) [L8] FCALL double dmax; [L9] FCALL float f; [L11] CALL, EXPR \read(d) [L11] RET, EXPR \read(d) [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 [L16] EXPR, FCALL \read(d) [L16] EXPR, FCALL \read(dmax) [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) [L19] EXPR, FCALL \read(dmax) [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) [L3] COND TRUE !(cond) [L3] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 224.86 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 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 42.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 941.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.0 GB. Free memory is still 941.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1118.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * CodeCheck took 342.95 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.06 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 0.1.23-1dbac8b [2018-10-26 22:20:25,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:20:25,131 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:20:25,142 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:20:25,142 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:20:25,143 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:20:25,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:20:25,147 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:20:25,148 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:20:25,149 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:20:25,150 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:20:25,150 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:20:25,151 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:20:25,152 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:20:25,154 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:20:25,154 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:20:25,155 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:20:25,157 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:20:25,159 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:20:25,160 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:20:25,162 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:20:25,163 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:20:25,166 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:20:25,166 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:20:25,166 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:20:25,167 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:20:25,168 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:20:25,169 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:20:25,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:20:25,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:20:25,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:20:25,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:20:25,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:20:25,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:20:25,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:20:25,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:20:25,175 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 22:20:25,190 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:20:25,190 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:20:25,191 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:20:25,191 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:20:25,192 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:20:25,192 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:20:25,192 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:20:25,192 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:20:25,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:20:25,193 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:20:25,193 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:20:25,194 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:20:25,194 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:20:25,195 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:20:25,195 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:20:25,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:20:25,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:20:25,196 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:20:25,196 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:20:25,196 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:20:25,196 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:20:25,196 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:20:25,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:20:25,197 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:20:25,197 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:20:25,197 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:20:25,197 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 22:20:25,197 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:20:25,198 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:20:25,198 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:20:25,198 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:20:25,198 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_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-10-26 22:20:25,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:20:25,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:20:25,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:20:25,257 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:20:25,258 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:20:25,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-10-26 22:20:25,312 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/4dedff047/736d475aac93467b8d8b81ad698d9161/FLAG6e6d37261 [2018-10-26 22:20:25,721 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:20:25,722 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-10-26 22:20:25,727 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/4dedff047/736d475aac93467b8d8b81ad698d9161/FLAG6e6d37261 [2018-10-26 22:20:25,740 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/data/4dedff047/736d475aac93467b8d8b81ad698d9161 [2018-10-26 22:20:25,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:20:25,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:20:25,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:20:25,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:20:25,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:20:25,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:25,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8cfd319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25, skipping insertion in model container [2018-10-26 22:20:25,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:25,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:20:25,784 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:20:25,936 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:20:25,949 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:20:25,967 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:20:25,985 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:20:25,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25 WrapperNode [2018-10-26 22:20:25,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:20:25,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:20:25,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:20:25,987 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:20:25,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:20:26,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:20:26,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:20:26,027 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:20:26,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... [2018-10-26 22:20:26,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:20:26,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:20:26,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:20:26,056 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:20:26,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:20:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/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 [2018-10-26 22:20:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-10-26 22:20:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 22:20:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:20:26,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:20:26,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 22:20:26,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 22:20:26,536 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:20:26,886 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 22:20:27,758 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:20:27,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:27 BoogieIcfgContainer [2018-10-26 22:20:27,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:20:27,759 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:20:27,759 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:20:27,768 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:20:27,769 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:27" (1/1) ... [2018-10-26 22:20:27,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:20:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:20:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-26 22:20:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-26 22:20:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 22:20:27,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:20:27,864 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 22:20:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:20:28,009 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 22:20:28,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:20:28 ImpRootNode [2018-10-26 22:20:28,045 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:20:28,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:20:28,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:20:28,047 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:20:28,047 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:20:27" (3/4) ... [2018-10-26 22:20:28,056 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 22:20:28,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_79d0bfa2-a152-465b-adf9-a7dba62a6c78/bin-2019/ukojak/witness.graphml [2018-10-26 22:20:28,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:20:28,125 INFO L168 Benchmark]: Toolchain (without parser) took 2382.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -145.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:28,127 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-10-26 22:20:28,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.46 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:28,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.72 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:28,128 INFO L168 Benchmark]: Boogie Preprocessor took 28.77 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:20:28,129 INFO L168 Benchmark]: RCFGBuilder took 1703.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:28,130 INFO L168 Benchmark]: CodeCheck took 286.16 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:20:28,130 INFO L168 Benchmark]: Witness Printer took 78.71 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. [2018-10-26 22:20:28,133 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, 47 locations, 1 error locations. UNSAFE Result, 0.2s 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, 6 NumberOfCodeBlocks, 6 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) [L8] FCALL double dmax; [L9] FCALL float f; [L11] CALL, EXPR \read(d) [L11] RET, EXPR \read(d) [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 [L16] EXPR, FCALL \read(d) [L16] EXPR, FCALL \read(dmax) [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) [L19] EXPR, FCALL \read(dmax) [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) [L3] COND TRUE !(cond) [L3] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 241.46 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 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 39.72 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.77 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1703.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * CodeCheck took 286.16 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Witness Printer took 78.71 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...