./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/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 cd9b2a9bdde469e263ce621651979f2b787d4b69 ........................................................................................................................................................................................................................................................................................................................ 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_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/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 cd9b2a9bdde469e263ce621651979f2b787d4b69 ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:29:44,232 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:29:44,233 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:29:44,241 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:29:44,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:29:44,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:29:44,243 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:29:44,245 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:29:44,246 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:29:44,247 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:29:44,247 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:29:44,247 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:29:44,248 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:29:44,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:29:44,250 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:29:44,258 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:29:44,259 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:29:44,260 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:29:44,262 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:29:44,263 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:29:44,264 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:29:44,264 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:29:44,266 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:29:44,266 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:29:44,266 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:29:44,267 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:29:44,268 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:29:44,268 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:29:44,269 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:29:44,269 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:29:44,269 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:29:44,270 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:29:44,270 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:29:44,270 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:29:44,271 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:29:44,271 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:29:44,272 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:29:44,281 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:29:44,281 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:29:44,282 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:29:44,282 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:29:44,283 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:29:44,283 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:29:44,283 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:29:44,283 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:29:44,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:29:44,285 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:29:44,285 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:29:44,285 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:29:44,285 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:29:44,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:29:44,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:29:44,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:29:44,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:29:44,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:29:44,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:29:44,286 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:29:44,286 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:29:44,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:29:44,286 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_44b8d187-de04-49bc-98cd-9a2664c682bc/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 -> cd9b2a9bdde469e263ce621651979f2b787d4b69 [2018-11-23 07:29:44,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:29:44,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:29:44,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:29:44,325 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:29:44,325 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:29:44,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i [2018-11-23 07:29:44,373 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/0962401b0/15e6a89071ef40ddae753630fad6e92a/FLAG577b2cf04 [2018-11-23 07:29:44,708 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:29:44,709 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i [2018-11-23 07:29:44,714 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/0962401b0/15e6a89071ef40ddae753630fad6e92a/FLAG577b2cf04 [2018-11-23 07:29:45,132 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/0962401b0/15e6a89071ef40ddae753630fad6e92a [2018-11-23 07:29:45,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:29:45,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:29:45,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:29:45,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:29:45,139 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:29:45,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b425268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45, skipping insertion in model container [2018-11-23 07:29:45,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:29:45,159 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:29:45,263 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:29:45,266 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:29:45,277 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:29:45,285 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:29:45,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45 WrapperNode [2018-11-23 07:29:45,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:29:45,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:29:45,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:29:45,286 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:29:45,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:29:45,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:29:45,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:29:45,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:29:45,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:29:45,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:29:45,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:29:45,368 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:29:45,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/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 [2018-11-23 07:29:45,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:29:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:29:45,560 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:29:45,560 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:29:45,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:29:45 BoogieIcfgContainer [2018-11-23 07:29:45,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:29:45,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:29:45,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:29:45,570 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:29:45,570 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:29:45" (1/1) ... [2018-11-23 07:29:45,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:29:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:29:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 07:29:45,617 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 07:29:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 07:29:45,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:29:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:29:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:29:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:29:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:29:45,722 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_#t~post0, main_~i~0, main_~x~0, main_~res~0;main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0);main_~res~0 := 0;main_~i~0 := 1; VAL [ULTIMATE.start_main_~i~0=1, ULTIMATE.start_main_~res~0=0] [?] BeginParallelComposition{ParallelCodeBlock0: assume !true;ParallelCodeBlock1: assume !~someBinaryLONGDOUBLEComparisonOperation(main_~x~0, ~convertINTToLONGDOUBLE(0));}EndParallelComposition__VERIFIER_assert_#in~cond := (if main_~res~0 > 67050 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~i~0=1, ULTIMATE.start_main_~res~0=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~i~0=1, ULTIMATE.start_main_~res~0=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, ULTIMATE.start_main_~i~0=1, ULTIMATE.start_main_~res~0=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] havoc main_#res; [?] havoc main_#t~post0, main_~i~0, main_~x~0, main_~res~0; [L6] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] main_~res~0 := 0; [L9] main_~i~0 := 1; VAL [main_~i~0=1, main_~res~0=0] [L9-L13] assume !~someBinaryLONGDOUBLEComparisonOperation(main_~x~0, ~convertINTToLONGDOUBLE(0)); [L15] __VERIFIER_assert_#in~cond := (if main_~res~0 > 67050 then 1 else 0); [L15] havoc __VERIFIER_assert_~cond; [L2] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_#t~post0, main_~i~0, main_~x~0, main_~res~0; [L6] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] main_~res~0 := 0; [L9] main_~i~0 := 1; VAL [main_~i~0=1, main_~res~0=0] [L9-L13] assume !~someBinaryLONGDOUBLEComparisonOperation(main_~x~0, ~convertINTToLONGDOUBLE(0)); [L15] __VERIFIER_assert_#in~cond := (if main_~res~0 > 67050 then 1 else 0); [L15] havoc __VERIFIER_assert_~cond; [L2] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [?] havoc main_#res; [?] havoc main_#t~post0, main_~i~0, main_~x~0, main_~res~0; [L6] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] main_~res~0 := 0; [L9] main_~i~0 := 1; VAL [main_~i~0=1, main_~res~0=0] [L9-L13] COND TRUE !~someBinaryLONGDOUBLEComparisonOperation(main_~x~0, ~convertINTToLONGDOUBLE(0)) [L15] __VERIFIER_assert_#in~cond := (if main_~res~0 > 67050 then 1 else 0); [L15] havoc __VERIFIER_assert_~cond; [L2] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_#t~post0, main_~i~0, main_~x~0, main_~res~0; [L6] main_~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] main_~res~0 := 0; [L9] main_~i~0 := 1; VAL [main_~i~0=1, main_~res~0=0] [L9-L13] COND TRUE !~someBinaryLONGDOUBLEComparisonOperation(main_~x~0, ~convertINTToLONGDOUBLE(0)) [L15] __VERIFIER_assert_#in~cond := (if main_~res~0 > 67050 then 1 else 0); [L15] havoc __VERIFIER_assert_~cond; [L2] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L2] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~0=1, main_~res~0=0] [L6] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] ~res~0 := 0; [L9] ~i~0 := 1; [L9-L13] COND TRUE !~someBinaryLONGDOUBLEComparisonOperation(~x~0, ~convertINTToLONGDOUBLE(0)) [L2] ~cond := #in~cond; [L2] COND TRUE 0 == ~cond [L2] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L6] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(1.0, 7.0); [L7] ~res~0 := 0; [L9] ~i~0 := 1; [L9-L13] COND TRUE !~someBinaryLONGDOUBLEComparisonOperation(~x~0, ~convertINTToLONGDOUBLE(0)) [L2] ~cond := #in~cond; [L2] COND TRUE 0 == ~cond [L2] assert false; [L6] long double x = 1.0/7.0; [L7] long long res = 0; [L9] int i = 1; [L9] COND FALSE !(x != 0) [L2] COND TRUE !(cond) [L2] __VERIFIER_error() ----- [2018-11-23 07:29:45,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:29:45 ImpRootNode [2018-11-23 07:29:45,740 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:29:45,741 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:29:45,741 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:29:45,741 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:29:45,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:29:45" (3/4) ... [2018-11-23 07:29:45,745 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:29:45,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:29:45,746 INFO L168 Benchmark]: Toolchain (without parser) took 610.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:29:45,747 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:29:45,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.73 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:29:45,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.32 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:29:45,749 INFO L168 Benchmark]: Boogie Preprocessor took 53.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:29:45,749 INFO L168 Benchmark]: RCFGBuilder took 193.13 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:29:45,750 INFO L168 Benchmark]: CodeCheck took 179.63 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: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:29:45,750 INFO L168 Benchmark]: Witness Printer took 4.33 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. [2018-11-23 07:29:45,753 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, 11 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, 4 NumberOfCodeBlocks, 4 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: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryLONGDOUBLEComparisonOperation at line 9, overapproximation of someBinaryArithmeticDOUBLEoperation at line 6. Possible FailurePath: [L6] long double x = 1.0/7.0; [L7] long long res = 0; [L9] int i = 1; [L9] COND FALSE !(x != 0) [L2] COND TRUE !(cond) [L2] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.73 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.32 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 193.13 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * CodeCheck took 179.63 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: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.33 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-aa41828 [2018-11-23 07:29:47,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:29:47,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:29:47,225 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:29:47,225 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:29:47,226 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:29:47,227 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:29:47,228 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:29:47,229 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:29:47,230 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:29:47,230 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:29:47,231 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:29:47,231 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:29:47,232 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:29:47,233 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:29:47,233 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:29:47,234 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:29:47,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:29:47,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:29:47,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:29:47,238 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:29:47,239 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:29:47,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:29:47,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:29:47,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:29:47,242 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:29:47,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:29:47,243 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:29:47,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:29:47,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:29:47,245 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:29:47,245 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:29:47,246 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:29:47,246 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:29:47,246 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:29:47,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:29:47,247 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 07:29:47,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:29:47,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:29:47,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:29:47,259 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:29:47,259 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:29:47,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:29:47,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:29:47,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:29:47,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:29:47,260 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:29:47,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:29:47,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:29:47,262 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:29:47,262 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:29:47,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:29:47,262 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:29:47,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:29:47,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 07:29:47,263 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 07:29:47,263 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_44b8d187-de04-49bc-98cd-9a2664c682bc/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 -> cd9b2a9bdde469e263ce621651979f2b787d4b69 [2018-11-23 07:29:47,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:29:47,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:29:47,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:29:47,309 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:29:47,309 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:29:47,310 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i [2018-11-23 07:29:47,355 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/076dab1d6/07751715af364af0b51809e58496dbf6/FLAG53d2904c9 [2018-11-23 07:29:47,687 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:29:47,687 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/sv-benchmarks/c/floats-esbmc-regression/digits_bad_for_false-unreach-call.i [2018-11-23 07:29:47,691 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/076dab1d6/07751715af364af0b51809e58496dbf6/FLAG53d2904c9 [2018-11-23 07:29:47,701 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/bin-2019/ukojak/data/076dab1d6/07751715af364af0b51809e58496dbf6 [2018-11-23 07:29:47,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:29:47,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:29:47,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:29:47,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:29:47,709 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:29:47,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3746531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47, skipping insertion in model container [2018-11-23 07:29:47,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:29:47,730 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:29:47,846 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:29:47,850 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:29:47,861 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:29:47,871 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:29:47,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47 WrapperNode [2018-11-23 07:29:47,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:29:47,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:29:47,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:29:47,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:29:47,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:29:47,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:29:47,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:29:47,893 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:29:47,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... [2018-11-23 07:29:47,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:29:47,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:29:47,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:29:47,912 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:29:47,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:29:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44b8d187-de04-49bc-98cd-9a2664c682bc/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 [2018-11-23 07:29:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:29:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:30:06,507 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:30:06,507 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:30:06,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:30:06 BoogieIcfgContainer [2018-11-23 07:30:06,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:30:06,508 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:30:06,508 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:30:06,516 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:30:06,516 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:30:06" (1/1) ... [2018-11-23 07:30:06,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:30:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:30:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 07:30:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 07:30:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 07:30:06,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:30:06,587 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:30:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:30:06,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:30:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:30:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:30:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-23 07:30:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-23 07:30:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-23 07:30:19,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:30:19,389 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:30:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:30:21,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:30:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:30:51,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:30:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-23 07:30:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-23 07:30:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 07:30:51,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:30:51,840 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 07:31:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 07:31:02,084 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 07:31:02,086 INFO L168 Benchmark]: Toolchain (without parser) took 74381.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:31:02,087 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-23 07:31:02,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.93 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:31:02,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.84 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:31:02,088 INFO L168 Benchmark]: Boogie Preprocessor took 18.75 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:31:02,089 INFO L168 Benchmark]: RCFGBuilder took 18595.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:31:02,089 INFO L168 Benchmark]: CodeCheck took 55577.33 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:31:02,092 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 165.93 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.84 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.75 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 18595.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * CodeCheck took 55577.33 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...