./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_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_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 7dc1721e577997f4966a61524053c01b76a6be07 ........................................................................................................................................................................................................ 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_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 7dc1721e577997f4966a61524053c01b76a6be07 ............................................................................................................................................................................................................ 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 [2018-11-09 23:46:29,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:46:29,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:46:29,500 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:46:29,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:46:29,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:46:29,501 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:46:29,502 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:46:29,503 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:46:29,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:46:29,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:46:29,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:46:29,505 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:46:29,506 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:46:29,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:46:29,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:46:29,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:46:29,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:46:29,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:46:29,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:46:29,512 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:46:29,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:46:29,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:46:29,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:46:29,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:46:29,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:46:29,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:46:29,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:46:29,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:46:29,519 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:46:29,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:46:29,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:46:29,520 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:46:29,520 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:46:29,521 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:46:29,521 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:46:29,522 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 23:46:29,532 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:46:29,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:46:29,533 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:46:29,533 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:46:29,533 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:46:29,533 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:46:29,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:46:29,534 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:46:29,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:46:29,536 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:46:29,536 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:46:29,536 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:46:29,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:46:29,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 23:46:29,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:46:29,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 23:46:29,538 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_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-11-09 23:46:29,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:46:29,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:46:29,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:46:29,576 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:46:29,576 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:46:29,577 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-09 23:46:29,625 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/41f5ffa91/8df0042c77594c368eef25a9fcaf66e7/FLAG433232c6c [2018-11-09 23:46:29,969 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:46:29,969 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-09 23:46:29,975 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/41f5ffa91/8df0042c77594c368eef25a9fcaf66e7/FLAG433232c6c [2018-11-09 23:46:29,987 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/41f5ffa91/8df0042c77594c368eef25a9fcaf66e7 [2018-11-09 23:46:29,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:46:29,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:46:29,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:46:29,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:46:29,995 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:46:29,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:46:29" (1/1) ... [2018-11-09 23:46:29,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49481402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:29, skipping insertion in model container [2018-11-09 23:46:29,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:46:29" (1/1) ... [2018-11-09 23:46:30,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:46:30,024 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:46:30,139 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:46:30,143 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:46:30,155 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:46:30,170 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:46:30,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30 WrapperNode [2018-11-09 23:46:30,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:46:30,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:46:30,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:46:30,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:46:30,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:46:30,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:46:30,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:46:30,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:46:30,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:46:30,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:46:30,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:46:30,206 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:46:30,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 [2018-11-09 23:46:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:46:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:46:30,457 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:46:30,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:30 BoogieIcfgContainer [2018-11-09 23:46:30,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:46:30,458 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:46:30,458 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:46:30,468 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:46:30,468 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:30" (1/1) ... [2018-11-09 23:46:30,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:46:30,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:46:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-09 23:46:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-09 23:46:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-09 23:46:30,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:46:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:30,601 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-09 23:46:30,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:46:30 ImpRootNode [2018-11-09 23:46:30,617 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:46:30,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:46:30,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:46:30,618 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:46:30,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:30" (3/4) ... [2018-11-09 23:46:30,621 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 23:46:30,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:46:30,621 INFO L168 Benchmark]: Toolchain (without parser) took 631.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -159.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:46:30,623 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:46:30,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:30,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.38 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:46:30,624 INFO L168 Benchmark]: Boogie Preprocessor took 10.05 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:30,625 INFO L168 Benchmark]: RCFGBuilder took 251.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:30,625 INFO L168 Benchmark]: CodeCheck took 159.34 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: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:30,625 INFO L168 Benchmark]: Witness Printer took 3.26 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. [2018-11-09 23:46:30,628 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, 9 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 180.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.38 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.05 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 251.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * CodeCheck took 159.34 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: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.26 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 [2018-11-09 23:46:32,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:46:32,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:46:32,214 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:46:32,214 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:46:32,215 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:46:32,216 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:46:32,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:46:32,219 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:46:32,220 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:46:32,220 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:46:32,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:46:32,221 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:46:32,222 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:46:32,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:46:32,224 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:46:32,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:46:32,227 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:46:32,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:46:32,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:46:32,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:46:32,232 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:46:32,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:46:32,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:46:32,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:46:32,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:46:32,237 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:46:32,238 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:46:32,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:46:32,240 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:46:32,240 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:46:32,241 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:46:32,241 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:46:32,241 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:46:32,242 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:46:32,242 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:46:32,242 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-09 23:46:32,256 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:46:32,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:46:32,257 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:46:32,257 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:46:32,258 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:46:32,258 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:46:32,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:46:32,259 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:46:32,260 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 23:46:32,261 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 23:46:32,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:46:32,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:46:32,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:46:32,261 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:46:32,261 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:46:32,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:46:32,262 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:46:32,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:46:32,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:46:32,262 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:46:32,262 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:46:32,262 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-09 23:46:32,263 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-09 23:46:32,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:46:32,264 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 23:46:32,264 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 23:46:32,264 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_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-11-09 23:46:32,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:46:32,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:46:32,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:46:32,311 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:46:32,312 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:46:32,312 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-09 23:46:32,355 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/9f6e6e0ec/255d324b95fc4c0fa73d4f41e4cb0f9a/FLAGb571d24c3 [2018-11-09 23:46:32,722 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:46:32,722 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-11-09 23:46:32,727 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/9f6e6e0ec/255d324b95fc4c0fa73d4f41e4cb0f9a/FLAGb571d24c3 [2018-11-09 23:46:32,737 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/data/9f6e6e0ec/255d324b95fc4c0fa73d4f41e4cb0f9a [2018-11-09 23:46:32,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:46:32,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:46:32,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:46:32,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:46:32,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:46:32,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583fadd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32, skipping insertion in model container [2018-11-09 23:46:32,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:46:32,769 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:46:32,885 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:46:32,889 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:46:32,899 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:46:32,909 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:46:32,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32 WrapperNode [2018-11-09 23:46:32,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:46:32,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:46:32,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:46:32,910 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:46:32,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:46:32,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:46:32,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:46:32,933 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:46:32,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... [2018-11-09 23:46:32,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:46:32,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:46:32,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:46:32,947 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:46:32,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:46:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/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 [2018-11-09 23:46:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:46:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:46:33,165 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:46:33,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:33 BoogieIcfgContainer [2018-11-09 23:46:33,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:46:33,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:46:33,167 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:46:33,175 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:46:33,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:33" (1/1) ... [2018-11-09 23:46:33,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:46:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:46:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-09 23:46:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-09 23:46:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-09 23:46:33,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:46:33,257 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-09 23:46:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:46:33,280 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-09 23:46:33,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:46:33 ImpRootNode [2018-11-09 23:46:33,299 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:46:33,299 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:46:33,299 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:46:33,300 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:46:33,300 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:46:33" (3/4) ... [2018-11-09 23:46:33,302 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-09 23:46:33,338 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_be8b8ecf-18dd-49ac-b486-cf253b14e322/bin-2019/ukojak/witness.graphml [2018-11-09 23:46:33,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:46:33,339 INFO L168 Benchmark]: Toolchain (without parser) took 599.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:46:33,340 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-09 23:46:33,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.99 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:33,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.80 ms. Allocated memory is still 1.0 GB. Free memory is still 939.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:46:33,342 INFO L168 Benchmark]: Boogie Preprocessor took 13.67 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:33,342 INFO L168 Benchmark]: RCFGBuilder took 218.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -178.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:33,343 INFO L168 Benchmark]: CodeCheck took 132.46 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:33,344 INFO L168 Benchmark]: Witness Printer took 39.25 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-09 23:46:33,348 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, 9 locations, 1 error locations. UNSAFE Result, 0.0s 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 - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.99 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.80 ms. Allocated memory is still 1.0 GB. Free memory is still 939.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.67 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 218.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -178.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 132.46 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 39.25 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...