./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-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_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 baae1df251282d1eda460471d08fa85f093901c4 .............................................................................................................................................................................................................................................................................................................................. 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_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 baae1df251282d1eda460471d08fa85f093901c4 .............................................................................................................................................................................................................. 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 06:36:36,960 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:36:36,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:36:36,968 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:36:36,968 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:36:36,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:36:36,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:36:36,970 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:36:36,971 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:36:36,972 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:36:36,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:36:36,973 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:36:36,973 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:36:36,974 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:36:36,975 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:36:36,975 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:36:36,976 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:36:36,977 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:36:36,977 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:36:36,978 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:36:36,979 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:36:36,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:36:36,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:36:36,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:36:36,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:36:36,981 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:36:36,982 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:36:36,982 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:36:36,983 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:36:36,983 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:36:36,983 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:36:36,984 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:36:36,984 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:36:36,984 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:36:36,985 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:36:36,985 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:36:36,985 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:36:36,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:36:36,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:36:36,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:36:36,996 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:36:36,996 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:36:36,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:36:36,997 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:36:36,998 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:36:36,998 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:36:36,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:36:36,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:36:36,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:36:36,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:36:36,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:36:36,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:36:36,999 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:36:37,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:36:37,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:36:37,000 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_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 -> baae1df251282d1eda460471d08fa85f093901c4 [2018-11-23 06:36:37,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:36:37,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:36:37,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:36:37,040 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:36:37,040 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:36:37,040 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-23 06:36:37,085 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/d63d0392c/7b91f7867b4c4e7dbfc8911c6e44f71e/FLAGb93ba1168 [2018-11-23 06:36:37,485 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:36:37,486 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-23 06:36:37,490 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/d63d0392c/7b91f7867b4c4e7dbfc8911c6e44f71e/FLAGb93ba1168 [2018-11-23 06:36:37,501 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/d63d0392c/7b91f7867b4c4e7dbfc8911c6e44f71e [2018-11-23 06:36:37,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:36:37,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:36:37,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:37,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:36:37,507 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:36:37,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6870bd72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37, skipping insertion in model container [2018-11-23 06:36:37,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:36:37,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:36:37,639 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:37,641 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:36:37,651 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:37,660 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:36:37,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37 WrapperNode [2018-11-23 06:36:37,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:37,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:37,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:36:37,661 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:36:37,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:37,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:36:37,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:36:37,681 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:36:37,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:36:37,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:36:37,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:36:37,730 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:36:37,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 06:36:37,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:36:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:36:37,906 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:36:37,906 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 06:36:37,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:37 BoogieIcfgContainer [2018-11-23 06:36:37,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:36:37,907 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:36:37,907 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:36:37,914 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:36:37,914 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:37" (1/1) ... [2018-11-23 06:36:37,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:36:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 06:36:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 06:36:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 06:36:37,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:36:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:36:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:36:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:36:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:36:38,035 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 67050 == main_~res~0 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 67050 == main_~res~0 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 67050 == main_~res~0 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 67050 == main_~res~0 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 67050 == main_~res~0 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 06:36:38,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:36:38 ImpRootNode [2018-11-23 06:36:38,055 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:36:38,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:36:38,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:36:38,056 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:36:38,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:37" (3/4) ... [2018-11-23 06:36:38,060 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 06:36:38,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:36:38,060 INFO L168 Benchmark]: Toolchain (without parser) took 557.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -149.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:36:38,062 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. [2018-11-23 06:36:38,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 156.36 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:38,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.19 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. [2018-11-23 06:36:38,064 INFO L168 Benchmark]: Boogie Preprocessor took 48.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -187.5 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:38,065 INFO L168 Benchmark]: RCFGBuilder took 176.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:38,065 INFO L168 Benchmark]: CodeCheck took 148.36 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:38,066 INFO L168 Benchmark]: Witness Printer took 4.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:36:38,069 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 0.15 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 156.36 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 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 19.19 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. * Boogie Preprocessor took 48.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -187.5 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 176.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 148.36 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. 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 06:36:39,487 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:36:39,489 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:36:39,498 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:36:39,498 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:36:39,498 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:36:39,500 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:36:39,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:36:39,502 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:36:39,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:36:39,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:36:39,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:36:39,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:36:39,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:36:39,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:36:39,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:36:39,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:36:39,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:36:39,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:36:39,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:36:39,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:36:39,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:36:39,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:36:39,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:36:39,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:36:39,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:36:39,515 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:36:39,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:36:39,516 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:36:39,517 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:36:39,517 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:36:39,518 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:36:39,518 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:36:39,518 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:36:39,519 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:36:39,519 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:36:39,519 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 06:36:39,530 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:36:39,530 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:36:39,530 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:36:39,531 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:36:39,531 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:36:39,531 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:36:39,532 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:36:39,532 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:36:39,533 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:36:39,533 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:36:39,534 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:36:39,534 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:36:39,534 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:36:39,534 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:36:39,534 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:36:39,534 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:36:39,534 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 06:36:39,535 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 06:36:39,535 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:36:39,535 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 06:36:39,535 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 06:36:39,535 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_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 -> baae1df251282d1eda460471d08fa85f093901c4 [2018-11-23 06:36:39,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:36:39,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:36:39,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:36:39,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:36:39,579 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:36:39,579 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/../../sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-23 06:36:39,625 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/b34bb4bf7/df2439cfe0db498f92be75951f5b8eab/FLAG7b94d7a01 [2018-11-23 06:36:39,920 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:36:39,920 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/sv-benchmarks/c/floats-esbmc-regression/digits_for_true-unreach-call.i [2018-11-23 06:36:39,924 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/b34bb4bf7/df2439cfe0db498f92be75951f5b8eab/FLAG7b94d7a01 [2018-11-23 06:36:39,932 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/bin-2019/ukojak/data/b34bb4bf7/df2439cfe0db498f92be75951f5b8eab [2018-11-23 06:36:39,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:36:39,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:36:39,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:39,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:36:39,939 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:36:39,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:39" (1/1) ... [2018-11-23 06:36:39,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@82defbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:39, skipping insertion in model container [2018-11-23 06:36:39,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:36:39" (1/1) ... [2018-11-23 06:36:39,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:36:39,962 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:36:40,092 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:40,096 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:36:40,107 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:36:40,116 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:36:40,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40 WrapperNode [2018-11-23 06:36:40,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:36:40,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:40,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:36:40,117 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:36:40,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:36:40,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:36:40,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:36:40,138 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:36:40,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... [2018-11-23 06:36:40,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:36:40,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:36:40,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:36:40,156 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:36:40,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:36:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9a32579-8cb5-4ccf-99ae-b06c67377087/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 06:36:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:36:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:36:51,628 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:36:51,628 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 06:36:51,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:51 BoogieIcfgContainer [2018-11-23 06:36:51,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:36:51,629 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:36:51,629 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:36:51,636 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:36:51,636 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:36:51" (1/1) ... [2018-11-23 06:36:51,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:36:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:36:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 06:36:51,665 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 06:36:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 06:36:51,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:36:51,700 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:36:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:36:51,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:36:51,742 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 06:37:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:37:02,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-23 06:37:02,409 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-23 06:37:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-23 06:37:02,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:37:02,410 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:37:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:37:03,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:37:03,640 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 06:37:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:37:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-23 06:37:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-23 06:37:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 06:37:38,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:37:38,138 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:37:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 06:37:48,382 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 06:37:48,385 INFO L168 Benchmark]: Toolchain (without parser) took 68450.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:37:48,386 INFO L168 Benchmark]: CDTParser took 0.18 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 06:37:48,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:37:48,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.51 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:37:48,387 INFO L168 Benchmark]: Boogie Preprocessor took 18.16 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:37:48,388 INFO L168 Benchmark]: RCFGBuilder took 11472.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:37:48,388 INFO L168 Benchmark]: CodeCheck took 56755.26 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:37:48,390 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 0.18 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 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 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 20.51 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.16 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11472.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * CodeCheck took 56755.26 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...