./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 bbea5fc7c8725f5cbc8325b1d09f091d3964966d ................................................................................................................................................................................................................................................................... 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_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 bbea5fc7c8725f5cbc8325b1d09f091d3964966d ................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:55:03,544 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:55:03,546 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:55:03,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:55:03,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:55:03,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:55:03,557 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:55:03,559 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:55:03,560 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:55:03,560 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:55:03,561 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:55:03,562 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:55:03,562 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:55:03,563 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:55:03,564 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:55:03,565 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:55:03,566 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:55:03,568 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:55:03,569 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:55:03,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:55:03,571 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:55:03,572 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:55:03,575 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:55:03,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:55:03,575 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:55:03,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:55:03,576 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:55:03,577 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:55:03,578 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:55:03,579 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:55:03,579 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:55:03,581 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:55:03,581 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:55:03,581 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:55:03,582 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:55:03,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:55:03,583 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:55:03,595 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:55:03,595 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:55:03,596 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:55:03,596 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:55:03,596 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:55:03,596 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:55:03,597 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:55:03,597 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:55:03,597 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:55:03,597 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:55:03,597 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:55:03,597 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:55:03,598 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:55:03,598 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:55:03,599 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:55:03,599 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:55:03,599 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:55:03,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:55:03,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:55:03,599 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:55:03,599 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:55:03,600 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:55:03,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:55:03,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:55:03,600 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_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 -> bbea5fc7c8725f5cbc8325b1d09f091d3964966d [2018-11-18 17:55:03,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:55:03,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:55:03,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:55:03,644 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:55:03,644 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:55:03,645 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c [2018-11-18 17:55:03,694 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/ef4d72e87/63d808a95bc5444c8d37be50089cfc8f/FLAGf27708072 [2018-11-18 17:55:04,057 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:55:04,058 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c [2018-11-18 17:55:04,063 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/ef4d72e87/63d808a95bc5444c8d37be50089cfc8f/FLAGf27708072 [2018-11-18 17:55:04,489 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/ef4d72e87/63d808a95bc5444c8d37be50089cfc8f [2018-11-18 17:55:04,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:55:04,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:55:04,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:55:04,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:55:04,496 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:55:04,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3328d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04, skipping insertion in model container [2018-11-18 17:55:04,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:55:04,522 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:55:04,652 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:55:04,654 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:55:04,677 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:55:04,692 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:55:04,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04 WrapperNode [2018-11-18 17:55:04,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:55:04,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:55:04,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:55:04,693 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:55:04,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:55:04,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:55:04,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:55:04,767 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:55:04,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... [2018-11-18 17:55:04,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:55:04,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:55:04,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:55:04,790 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:55:04,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:55:04,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:55:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:55:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:55:05,252 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:55:05,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:55:05 BoogieIcfgContainer [2018-11-18 17:55:05,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:55:05,253 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:55:05,253 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:55:05,260 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:55:05,260 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:55:05" (1/1) ... [2018-11-18 17:55:05,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:55:05,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:55:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 17:55:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 17:55:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:55:05,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:55:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:55:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:55:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:55:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 17:55:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 17:55:05,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:55:05,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:55:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:55:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:55:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:55:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:55:05,539 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 17:55:05,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:55:05 ImpRootNode [2018-11-18 17:55:05,562 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:55:05,562 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:55:05,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:55:05,563 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:55:05,563 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:55:05" (3/4) ... [2018-11-18 17:55:05,566 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:55:05,566 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:55:05,566 INFO L168 Benchmark]: Toolchain (without parser) took 1074.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -95.5 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,567 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:55:05,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.68 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,569 INFO L168 Benchmark]: Boogie Preprocessor took 22.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,569 INFO L168 Benchmark]: RCFGBuilder took 463.23 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: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,570 INFO L168 Benchmark]: CodeCheck took 309.19 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:05,570 INFO L168 Benchmark]: Witness Printer took 3.34 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. [2018-11-18 17:55:05,573 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, 37 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 108]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 90, overapproximation of someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of bitwiseAnd at line 89. Possible FailurePath: [L14] static const double huge_ceil = 1.0e300; [L103] double x = -1.0 / 0.0; [L104] CALL, EXPR ceil_double(x) [L17] __int32_t i0, i1, j0; [L18] __uint32_t i, j; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] FCALL ieee_double_shape_type ew_u; [L21] FCALL ew_u.value = (x) [L22] EXPR, FCALL ew_u.parts.msw [L22] (i0) = ew_u.parts.msw [L23] EXPR, FCALL ew_u.parts.lsw [L23] (i1) = ew_u.parts.lsw [L24] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L25] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] COND FALSE !(j0 < 20) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L48] COND TRUE j0 > 51 [L49] COND FALSE !(j0 == 0x400) [L52] RET return x; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L104] EXPR ceil_double(x) [L104] double res = ceil_double(x); [L107] CALL, EXPR isinf_double(res) [L82] __int32_t hx, lx; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L84] FCALL ieee_double_shape_type ew_u; [L85] FCALL ew_u.value = (x) [L86] EXPR, FCALL ew_u.parts.msw [L86] (hx) = ew_u.parts.msw [L87] EXPR, FCALL ew_u.parts.lsw [L87] (lx) = ew_u.parts.lsw [L88] COND FALSE !(0) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L89] hx &= 0x7fffffff [L90] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L91] hx = 0x7ff00000 - hx [L92] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L107] EXPR isinf_double(res) [L107] COND TRUE !isinf_double(res) [L108] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.68 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 463.23 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: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * CodeCheck took 309.19 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.34 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 0.1.23-5842f4b [2018-11-18 17:55:07,119 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:55:07,120 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:55:07,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:55:07,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:55:07,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:55:07,130 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:55:07,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:55:07,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:55:07,133 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:55:07,133 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:55:07,133 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:55:07,134 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:55:07,135 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:55:07,135 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:55:07,136 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:55:07,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:55:07,138 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:55:07,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:55:07,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:55:07,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:55:07,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:55:07,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:55:07,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:55:07,143 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:55:07,144 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:55:07,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:55:07,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:55:07,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:55:07,146 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:55:07,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:55:07,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:55:07,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:55:07,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:55:07,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:55:07,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:55:07,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:55:07,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:55:07,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:55:07,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:55:07,160 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:55:07,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:55:07,160 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:55:07,161 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:55:07,161 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:55:07,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:55:07,162 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:55:07,163 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:55:07,163 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:55:07,163 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:55:07,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:55:07,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:55:07,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:55:07,164 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:55:07,164 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_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 -> bbea5fc7c8725f5cbc8325b1d09f091d3964966d [2018-11-18 17:55:07,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:55:07,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:55:07,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:55:07,208 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:55:07,208 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:55:07,208 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c [2018-11-18 17:55:07,244 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/e599bed14/3a04114f15f842089bf5c30c5d5bf6d8/FLAG4bad87180 [2018-11-18 17:55:07,646 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:55:07,647 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/sv-benchmarks/c/float-newlib/double_req_bl_1092d_true-unreach-call.c [2018-11-18 17:55:07,651 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/e599bed14/3a04114f15f842089bf5c30c5d5bf6d8/FLAG4bad87180 [2018-11-18 17:55:07,660 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/bin-2019/ukojak/data/e599bed14/3a04114f15f842089bf5c30c5d5bf6d8 [2018-11-18 17:55:07,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:55:07,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:55:07,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:55:07,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:55:07,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:55:07,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1c0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07, skipping insertion in model container [2018-11-18 17:55:07,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:55:07,696 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:55:07,837 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:55:07,841 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:55:07,865 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:55:07,883 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:55:07,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07 WrapperNode [2018-11-18 17:55:07,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:55:07,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:55:07,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:55:07,884 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:55:07,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:55:07,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:55:07,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:55:07,916 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:55:07,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... [2018-11-18 17:55:07,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:55:07,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:55:07,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:55:07,976 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:55:07,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:55:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9bc9ae7-c9d1-404d-89eb-927367ebb358/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 [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:55:08,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:55:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:55:08,169 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:55:09,158 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:55:12,113 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:55:12,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:55:12 BoogieIcfgContainer [2018-11-18 17:55:12,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:55:12,113 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:55:12,114 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:55:12,119 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:55:12,120 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:55:12" (1/1) ... [2018-11-18 17:55:12,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:55:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:55:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 17:55:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 17:55:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:55:12,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:55:12,181 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:55:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:55:12,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:55:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:55:12,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:55:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 17:55:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 17:55:12,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:55:12,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:55:12,216 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:55:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:55:12,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:55:12,428 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:55:12,428 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:55:12,429 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:55:12,429 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:55:12,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-11-18 17:55:12,526 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:55:12,528 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:55:12,529 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:55:12,530 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_1 term size 34 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) 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) [2018-11-18 17:55:12,532 INFO L168 Benchmark]: Toolchain (without parser) took 4870.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -77.4 MB). Peak memory consumption was 56.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:12,533 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:55:12,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:12,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:55:12,534 INFO L168 Benchmark]: Boogie Preprocessor took 60.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:12,535 INFO L168 Benchmark]: RCFGBuilder took 4137.06 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: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:12,535 INFO L168 Benchmark]: CodeCheck took 418.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:55:12,537 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: var is still there: v_arrayElimCell_1 term size 34: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 219.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.41 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4137.06 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: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. * CodeCheck took 418.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...