./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 c0077a740f714225dc922bb100a19cc0ae47da01 ........................................................................................................................................................................................................................................ 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_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 c0077a740f714225dc922bb100a19cc0ae47da01 ............................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:24:39,020 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:24:39,021 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:24:39,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:24:39,029 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:24:39,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:24:39,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:24:39,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:24:39,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:24:39,033 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:24:39,034 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:24:39,034 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:24:39,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:24:39,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:24:39,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:24:39,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:24:39,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:24:39,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:24:39,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:24:39,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:24:39,041 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:24:39,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:24:39,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:24:39,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:24:39,044 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:24:39,045 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:24:39,046 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:24:39,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:24:39,047 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:24:39,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:24:39,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:24:39,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:24:39,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:24:39,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:24:39,049 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:24:39,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:24:39,049 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 03:24:39,059 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:24:39,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:24:39,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:24:39,060 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:24:39,061 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:24:39,061 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:24:39,061 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:24:39,061 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:24:39,061 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:24:39,062 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:24:39,063 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:24:39,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:24:39,063 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:24:39,063 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:24:39,064 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 03:24:39,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:24:39,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:24:39,064 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_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 -> c0077a740f714225dc922bb100a19cc0ae47da01 [2018-12-02 03:24:39,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:24:39,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:24:39,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:24:39,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:24:39,096 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:24:39,096 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c [2018-12-02 03:24:39,128 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/72f4eafe4/8ecc352f7d3b44f2926bb2c0d2eeb428/FLAG6ca4184ed [2018-12-02 03:24:39,414 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:24:39,415 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c [2018-12-02 03:24:39,419 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/72f4eafe4/8ecc352f7d3b44f2926bb2c0d2eeb428/FLAG6ca4184ed [2018-12-02 03:24:39,427 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/72f4eafe4/8ecc352f7d3b44f2926bb2c0d2eeb428 [2018-12-02 03:24:39,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:24:39,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:24:39,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:24:39,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:24:39,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:24:39,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10334b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39, skipping insertion in model container [2018-12-02 03:24:39,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:24:39,450 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:24:39,550 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:24:39,552 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:24:39,569 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:24:39,581 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:24:39,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39 WrapperNode [2018-12-02 03:24:39,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:24:39,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:24:39,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:24:39,582 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:24:39,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:24:39,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:24:39,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:24:39,635 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:24:39,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:24:39,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:24:39,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:24:39,654 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:24:39,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:24:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:24:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 03:24:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 03:24:39,865 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:24:39,865 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 03:24:39,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:39 BoogieIcfgContainer [2018-12-02 03:24:39,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:24:39,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:24:39,866 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:24:39,872 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:24:39,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:39" (1/1) ... [2018-12-02 03:24:39,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:24:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-02 03:24:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-02 03:24:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:24:39,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:39,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-02 03:24:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-02 03:24:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 03:24:39,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:24:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:24:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:24:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 03:24:40,046 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 03:24:40,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:24:40 ImpRootNode [2018-12-02 03:24:40,065 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:24:40,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:24:40,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:24:40,065 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:24:40,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:39" (3/4) ... [2018-12-02 03:24:40,068 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 03:24:40,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:24:40,068 INFO L168 Benchmark]: Toolchain (without parser) took 639.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -56.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,069 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:40,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.10 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -119.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,070 INFO L168 Benchmark]: Boogie Preprocessor took 18.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,071 INFO L168 Benchmark]: RCFGBuilder took 211.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,071 INFO L168 Benchmark]: CodeCheck took 199.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:40,071 INFO L168 Benchmark]: Witness Printer took 2.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:40,073 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, 28 locations, 1 error locations. UNSAFE Result, 0.1s 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, 67 GetRequests, 67 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, 21 NumberOfCodeBlocks, 21 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: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 81, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 85. Possible FailurePath: [L81] double x = -0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L82] double res = trunc_double(x); [L85] EXPR res == -0.0 && __signbit_double(res) == 1 [L85] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L86] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.10 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 53.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -119.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 211.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * CodeCheck took 199.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-02 03:24:41,359 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:24:41,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:24:41,367 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:24:41,367 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:24:41,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:24:41,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:24:41,369 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:24:41,370 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:24:41,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:24:41,370 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:24:41,371 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:24:41,371 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:24:41,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:24:41,372 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:24:41,373 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:24:41,373 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:24:41,374 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:24:41,375 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:24:41,376 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:24:41,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:24:41,377 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:24:41,378 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:24:41,378 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:24:41,378 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:24:41,379 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:24:41,379 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:24:41,380 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:24:41,380 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:24:41,381 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:24:41,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:24:41,381 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:24:41,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:24:41,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:24:41,382 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:24:41,383 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:24:41,383 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 03:24:41,390 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:24:41,390 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:24:41,391 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:24:41,391 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:24:41,392 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:24:41,392 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:24:41,392 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:24:41,393 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:24:41,393 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:24:41,394 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:24:41,394 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:24:41,394 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:24:41,394 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:24:41,394 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:24:41,394 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:24:41,394 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:24:41,395 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 03:24:41,395 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 03:24:41,395 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:24:41,395 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 03:24:41,395 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 03:24:41,395 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_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 -> c0077a740f714225dc922bb100a19cc0ae47da01 [2018-12-02 03:24:41,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:24:41,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:24:41,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:24:41,428 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:24:41,428 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:24:41,428 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c [2018-12-02 03:24:41,471 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/2e7d60f66/9b0d91e64f654aaf87ad8b62ddabc455/FLAG5802362e8 [2018-12-02 03:24:41,874 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:24:41,874 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/sv-benchmarks/c/float-newlib/double_req_bl_1072c_true-unreach-call.c [2018-12-02 03:24:41,878 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/2e7d60f66/9b0d91e64f654aaf87ad8b62ddabc455/FLAG5802362e8 [2018-12-02 03:24:41,887 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/data/2e7d60f66/9b0d91e64f654aaf87ad8b62ddabc455 [2018-12-02 03:24:41,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:24:41,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:24:41,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:24:41,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:24:41,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:24:41,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:41" (1/1) ... [2018-12-02 03:24:41,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:41, skipping insertion in model container [2018-12-02 03:24:41,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:41" (1/1) ... [2018-12-02 03:24:41,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:24:41,909 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:24:42,004 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:24:42,007 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:24:42,026 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:24:42,043 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:24:42,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42 WrapperNode [2018-12-02 03:24:42,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:24:42,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:24:42,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:24:42,044 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:24:42,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:24:42,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:24:42,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:24:42,070 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:24:42,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:24:42,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:24:42,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:24:42,092 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:24:42,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/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 [2018-12-02 03:24:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 03:24:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 03:24:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:24:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 03:24:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:24:42,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:24:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 03:24:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 03:24:42,284 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 03:24:42,314 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 03:24:42,409 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:24:42,409 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 03:24:42,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:42 BoogieIcfgContainer [2018-12-02 03:24:42,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:24:42,409 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:24:42,409 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:24:42,416 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:24:42,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:42" (1/1) ... [2018-12-02 03:24:42,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:24:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2018-12-02 03:24:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2018-12-02 03:24:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:24:42,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:42,475 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:42,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-02 03:24:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-02 03:24:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 03:24:42,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:42,506 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:42,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-02 03:24:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-02 03:24:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:24:42,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:42,876 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:42,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-02 03:24:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-02 03:24:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:24:42,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:42,891 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:42,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-12-02 03:24:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-12-02 03:24:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:24:42,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:42,952 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:42,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:43,003 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-12-02 03:24:43,006 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-12-02 03:24:43,017 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-12-02 03:24:43,017 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 03:24:43,019 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:43,022 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:43,024 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 03:24:43,024 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2018-12-02 03:24:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:43,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-02 03:24:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-02 03:24:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 03:24:43,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:43,971 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:43,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-02 03:24:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-02 03:24:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:24:43,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:24:43,986 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 03:24:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:24:44,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:24:44,070 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-12-02 03:24:44,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-12-02 03:24:44,083 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-12-02 03:24:44,083 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,085 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,095 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 03:24:44,095 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:65, output treesize:35 [2018-12-02 03:24:44,289 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 03:24:44,291 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 03:24:44,292 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 03:24:44,299 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 03:24:44,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-12-02 03:24:44,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 03:24:44,319 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 03:24:44,320 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-12-02 03:24:44,320 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,322 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,323 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 03:24:44,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 03:24:44,328 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:15 [2018-12-02 03:24:44,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:24:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:24:46,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 03:24:46,193 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 03:24:46,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:24:46,194 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 03:24:46,200 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 03:24:46,257 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:24:46,260 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 03:24:46,268 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 03:24:46,270 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,271 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,272 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,272 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,273 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,273 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,274 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,274 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,275 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 03:24:46,276 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,276 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,277 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,277 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,278 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,278 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,278 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,279 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,279 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 03:24:46,280 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 03:24:46,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:24:46 ImpRootNode [2018-12-02 03:24:46,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:24:46,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:24:46,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:24:46,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:24:46,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:42" (3/4) ... [2018-12-02 03:24:46,287 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:24:46,296 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-02 03:24:46,296 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 03:24:46,296 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 03:24:46,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_7 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32])) [2018-12-02 03:24:46,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2018-12-02 03:24:46,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) [2018-12-02 03:24:46,331 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_42af1e0d-6139-4f1e-b0f4-fc6475955115/bin-2019/ukojak/witness.graphml [2018-12-02 03:24:46,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:24:46,332 INFO L168 Benchmark]: Toolchain (without parser) took 4442.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 944.7 MB in the beginning and 831.2 MB in the end (delta: 113.5 MB). Peak memory consumption was 256.1 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:46,333 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:46,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:46,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.04 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:46,333 INFO L168 Benchmark]: Boogie Preprocessor took 21.06 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:46,334 INFO L168 Benchmark]: RCFGBuilder took 317.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:46,334 INFO L168 Benchmark]: CodeCheck took 3871.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 831.2 MB in the end (delta: 281.6 MB). Peak memory consumption was 281.6 MB. Max. memory is 11.5 GB. [2018-12-02 03:24:46,334 INFO L168 Benchmark]: Witness Printer took 49.12 ms. Allocated memory is still 1.2 GB. Free memory is still 831.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:24:46,336 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, 28 locations, 1 error locations. SAFE Result, 3.7s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1500 SDtfs, 354 SDslu, 196 SDs, 0 SdLazy, 1840 SolverSat, 506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 715 GetRequests, 669 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 22 QuantifiedInterpolants, 5742 SizeOfPredicates, 28 NumberOfNonLiveVariables, 277 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 - PositiveResult [Line: 86]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 32]: Loop Invariant [2018-12-02 03:24:46,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-02 03:24:46,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] Derived loop invariant: (\exists v_prenex_7 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && signbit == ~bvand32(2147483648bv32, v_prenex_7[63:32])) - InvariantResult [Line: 65]: Loop Invariant [2018-12-02 03:24:46,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,340 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,340 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-12-02 03:24:46,340 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 26.04 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.06 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 317.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3871.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 831.2 MB in the end (delta: 281.6 MB). Peak memory consumption was 281.6 MB. Max. memory is 11.5 GB. * Witness Printer took 49.12 ms. Allocated memory is still 1.2 GB. Free memory is still 831.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...