./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0470_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_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 d187cecab1a284a27f7c64e71455cab847eaa514 ................................................................................................................................................................................................................................................... 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_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 d187cecab1a284a27f7c64e71455cab847eaa514 ......................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 09:38:23,274 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:38:23,275 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:38:23,281 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:38:23,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:38:23,282 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:38:23,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:38:23,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:38:23,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:38:23,285 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:38:23,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:38:23,286 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:38:23,286 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:38:23,287 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:38:23,287 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:38:23,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:38:23,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:38:23,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:38:23,290 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:38:23,291 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:38:23,291 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:38:23,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:38:23,293 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:38:23,293 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:38:23,293 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:38:23,294 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:38:23,294 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:38:23,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:38:23,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:38:23,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:38:23,296 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:38:23,296 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:38:23,296 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:38:23,296 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:38:23,297 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:38:23,297 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:38:23,297 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 09:38:23,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:38:23,305 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:38:23,305 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:38:23,305 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 09:38:23,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:38:23,306 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:38:23,306 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 09:38:23,307 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 09:38:23,307 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 09:38:23,307 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 09:38:23,307 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:38:23,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 09:38:23,308 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_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 -> d187cecab1a284a27f7c64e71455cab847eaa514 [2018-12-02 09:38:23,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:38:23,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:38:23,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:38:23,334 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:38:23,334 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:38:23,334 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c [2018-12-02 09:38:23,370 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/4442b9f68/11aaacd1692f424f9174f2b5d82d3f81/FLAGaca1ee194 [2018-12-02 09:38:23,754 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:38:23,754 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c [2018-12-02 09:38:23,758 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/4442b9f68/11aaacd1692f424f9174f2b5d82d3f81/FLAGaca1ee194 [2018-12-02 09:38:24,126 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/4442b9f68/11aaacd1692f424f9174f2b5d82d3f81 [2018-12-02 09:38:24,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:38:24,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 09:38:24,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:38:24,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:38:24,132 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:38:24,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7962e2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24, skipping insertion in model container [2018-12-02 09:38:24,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:38:24,153 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:38:24,267 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:38:24,270 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:38:24,300 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:38:24,344 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:38:24,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24 WrapperNode [2018-12-02 09:38:24,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:38:24,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 09:38:24,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 09:38:24,345 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 09:38:24,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 09:38:24,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:38:24,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:38:24,372 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:38:24,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:38:24,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:38:24,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:38:24,396 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:38:24,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-02 09:38:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-02 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 09:38:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:38:24,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:38:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 09:38:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 09:38:24,885 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:38:24,885 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 09:38:24,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:38:24 BoogieIcfgContainer [2018-12-02 09:38:24,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:38:24,886 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 09:38:24,886 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 09:38:24,896 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 09:38:24,897 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:38:24" (1/1) ... [2018-12-02 09:38:24,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:38:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:38:24,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-12-02 09:38:24,941 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-12-02 09:38:24,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 09:38:24,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:38:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:38:25,030 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 09:38:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:38:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-12-02 09:38:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-12-02 09:38:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 09:38:25,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:38:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:38:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:38:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:38:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:38:25,130 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 09:38:25,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:38:25 ImpRootNode [2018-12-02 09:38:25,150 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 09:38:25,150 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 09:38:25,150 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 09:38:25,150 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 09:38:25,150 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:38:24" (3/4) ... [2018-12-02 09:38:25,153 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 09:38:25,153 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 09:38:25,153 INFO L168 Benchmark]: Toolchain (without parser) took 1024.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 62.4 MB). Free memory was 961.4 MB in the beginning and 938.6 MB in the end (delta: 22.7 MB). Peak memory consumption was 85.1 MB. Max. memory is 11.5 GB. [2018-12-02 09:38:25,154 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 09:38:25,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 62.4 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -91.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 09:38:25,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.20 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 09:38:25,155 INFO L168 Benchmark]: Boogie Preprocessor took 23.31 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 09:38:25,155 INFO L168 Benchmark]: RCFGBuilder took 489.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 967.7 MB in the end (delta: 81.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 11.5 GB. [2018-12-02 09:38:25,156 INFO L168 Benchmark]: CodeCheck took 263.69 ms. Allocated memory is still 1.1 GB. Free memory was 967.7 MB in the beginning and 938.6 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-12-02 09:38:25,156 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 938.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:38:25,158 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 2 procedures, 70 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 136, overapproximation of someBinaryArithmeticDOUBLEoperation at line 172, overapproximation of bitwiseAnd at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 17. Possible FailurePath: [L19] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L131-L144] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L224] double x = 0.0 / 0.0; [L147] double z, p, q, r, w, s, c, df; [L148] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] ieee_double_shape_type gh_u; [L151] gh_u.value = (x) [L152] EXPR gh_u.parts.msw [L152] (hx) = gh_u.parts.msw [L154] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L155] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L170] COND TRUE ix < 0x3fe00000 [L171] COND TRUE ix <= 0x3c600000 [L172] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L225] double res = __ieee754_acos(x); [L17] return x != x; [L228] COND TRUE !isnan_double(res) [L229] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * 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 215.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 62.4 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -91.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.20 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.31 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. * RCFGBuilder took 489.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 967.7 MB in the end (delta: 81.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 11.5 GB. * CodeCheck took 263.69 ms. Allocated memory is still 1.1 GB. Free memory was 967.7 MB in the beginning and 938.6 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 938.6 MB. 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 09:38:26,520 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:38:26,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:38:26,527 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:38:26,527 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:38:26,528 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:38:26,528 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:38:26,529 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:38:26,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:38:26,530 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:38:26,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:38:26,531 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:38:26,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:38:26,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:38:26,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:38:26,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:38:26,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:38:26,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:38:26,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:38:26,535 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:38:26,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:38:26,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:38:26,538 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:38:26,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:38:26,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:38:26,538 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:38:26,539 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:38:26,539 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:38:26,540 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:38:26,540 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:38:26,540 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:38:26,541 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:38:26,541 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:38:26,541 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:38:26,541 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:38:26,542 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:38:26,542 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 09:38:26,549 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:38:26,549 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:38:26,549 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 09:38:26,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:38:26,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:38:26,550 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 09:38:26,551 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 09:38:26,551 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 09:38:26,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 09:38:26,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 09:38:26,552 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 09:38:26,552 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_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 -> d187cecab1a284a27f7c64e71455cab847eaa514 [2018-12-02 09:38:26,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:38:26,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:38:26,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:38:26,580 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:38:26,580 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:38:26,581 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c [2018-12-02 09:38:26,615 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/c13a9d42c/36b5082d23834402991b806935dc67a3/FLAGc43e81ff0 [2018-12-02 09:38:26,956 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:38:26,957 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/sv-benchmarks/c/float-newlib/double_req_bl_0470_true-unreach-call.c [2018-12-02 09:38:26,961 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/c13a9d42c/36b5082d23834402991b806935dc67a3/FLAGc43e81ff0 [2018-12-02 09:38:26,969 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/bin-2019/ukojak/data/c13a9d42c/36b5082d23834402991b806935dc67a3 [2018-12-02 09:38:26,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:38:26,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 09:38:26,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:38:26,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:38:26,975 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:38:26,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:38:26" (1/1) ... [2018-12-02 09:38:26,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:26, skipping insertion in model container [2018-12-02 09:38:26,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:38:26" (1/1) ... [2018-12-02 09:38:26,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:38:26,995 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:38:27,116 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:38:27,120 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:38:27,155 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:38:27,172 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:38:27,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27 WrapperNode [2018-12-02 09:38:27,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:38:27,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 09:38:27,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 09:38:27,173 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 09:38:27,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 09:38:27,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:38:27,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:38:27,234 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:38:27,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... [2018-12-02 09:38:27,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:38:27,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:38:27,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:38:27,258 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:38:27,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:38:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f33d61-1b9f-4f3b-9b70-49de4e793ac1/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 09:38:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-02 09:38:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:38:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 09:38:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 09:38:27,702 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 09:38:29,228 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 09:38:59,792 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 09:38:59,813 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 09:40:11,569 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:40:11,570 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 09:40:11,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:40:11 BoogieIcfgContainer [2018-12-02 09:40:11,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:40:11,571 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 09:40:11,571 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 09:40:11,578 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 09:40:11,579 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:40:11" (1/1) ... [2018-12-02 09:40:11,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:40:11,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:40:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-12-02 09:40:11,610 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-12-02 09:40:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 09:40:11,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:40:11,644 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 09:40:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:40:11,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:40:11,673 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 09:40:11,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:40:11,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-12-02 09:40:11,680 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-12-02 09:40:11,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 09:40:11,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:40:11,681 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 09:40:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:40:11,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:40:11,907 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 09:40:11,908 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 09:40:11,912 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 33 treesize of output 43 [2018-12-02 09:40:11,956 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 09:40:11,964 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-02 09:40:11,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 09:40:11,977 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 24 treesize of output 18 [2018-12-02 09:40:11,981 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-02 09:40:11,982 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 09:40:11,984 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 09:40:11,986 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 09:40:11,992 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 09:40:11,992 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-12-02 09:40:12,036 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 09:40:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:40:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-12-02 09:40:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-12-02 09:40:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 09:40:14,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:40:14,711 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 09:40:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:40:14,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:40:14,727 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 09:40:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 09:40:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-02 09:40:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-02 09:40:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 09:40:14,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 09:40:14,731 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 09:40:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:40:19,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:40:19,907 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 09:40:19,908 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 09:40:19,909 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 09:40:19,930 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2018-12-02 09:40:19,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 09:40:19,945 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 09:40:19,951 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-02 09:40:19,951 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 09:40:19,953 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 09:40:19,955 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 09:40:19,972 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 09:40:19,972 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:20 [2018-12-02 09:40:20,145 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 09:40:22,961 WARN L180 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 34 [2018-12-02 09:40:25,563 WARN L180 SmtUtils]: Spent 2.53 s on a formula simplification that was a NOOP. DAG size: 35 [2018-12-02 09:41:03,127 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-02 09:41:03,128 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkValidity(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkInternal(ProtectiveHoareTripleChecker.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkInternal(EfficientHoareTripleChecker.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:493) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 27 more [2018-12-02 09:41:03,130 INFO L168 Benchmark]: Toolchain (without parser) took 156158.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 943.4 MB in the beginning and 938.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 142.1 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,131 INFO L168 Benchmark]: CDTParser took 0.12 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 09:41:03,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.37 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -209.5 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,133 INFO L168 Benchmark]: Boogie Preprocessor took 24.10 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,133 INFO L168 Benchmark]: RCFGBuilder took 104312.23 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,134 INFO L168 Benchmark]: CodeCheck took 51559.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 938.1 MB in the end (delta: 104.9 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. [2018-12-02 09:41:03,136 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 200.37 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -209.5 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.10 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 104312.23 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 51559.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 938.1 MB in the end (delta: 104.9 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...