./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ........................................................................................................................................................................................................................................................... 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_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ...................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:52:14,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:52:14,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:52:14,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:52:14,475 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:52:14,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:52:14,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:52:14,477 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:52:14,478 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:52:14,479 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:52:14,480 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:52:14,480 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:52:14,480 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:52:14,481 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:52:14,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:52:14,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:52:14,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:52:14,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:52:14,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:52:14,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:52:14,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:52:14,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:52:14,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:52:14,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:52:14,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:52:14,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:52:14,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:52:14,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:52:14,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:52:14,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:52:14,492 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:52:14,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:52:14,493 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:52:14,493 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:52:14,493 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:52:14,494 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:52:14,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:52:14,501 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:52:14,501 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:52:14,501 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:52:14,501 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:52:14,502 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:52:14,502 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:52:14,502 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:52:14,502 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:52:14,502 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:52:14,502 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:52:14,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:52:14,503 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:52:14,503 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:52:14,504 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:52:14,504 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:52:14,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:52:14,505 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_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-10 10:52:14,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:52:14,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:52:14,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:52:14,537 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:52:14,537 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:52:14,537 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 10:52:14,573 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/68c93e4d8/319ad948ea234efd972853637f8ec1bd/FLAG04b71b588 [2018-11-10 10:52:14,985 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:52:14,986 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 10:52:14,992 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/68c93e4d8/319ad948ea234efd972853637f8ec1bd/FLAG04b71b588 [2018-11-10 10:52:15,002 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/68c93e4d8/319ad948ea234efd972853637f8ec1bd [2018-11-10 10:52:15,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:52:15,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:52:15,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:52:15,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:52:15,009 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:52:15,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe532c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15, skipping insertion in model container [2018-11-10 10:52:15,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:52:15,033 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:52:15,158 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:52:15,161 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:52:15,186 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:52:15,199 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:52:15,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15 WrapperNode [2018-11-10 10:52:15,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:52:15,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:52:15,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:52:15,201 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:52:15,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:52:15,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:52:15,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:52:15,265 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:52:15,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:52:15,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:52:15,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:52:15,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:52:15,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:52:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 10:52:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 10:52:15,784 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:52:15,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:15 BoogieIcfgContainer [2018-11-10 10:52:15,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:52:15,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:52:15,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:52:15,794 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:52:15,794 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:15" (1/1) ... [2018-11-10 10:52:15,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:52:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-10 10:52:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-10 10:52:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 10:52:15,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:52:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:52:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:52:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-11-10 10:52:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-11-10 10:52:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 10:52:15,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:52:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:52:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:52:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:52:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:52:16,032 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 10:52:16,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:52:16 ImpRootNode [2018-11-10 10:52:16,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:52:16,057 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:52:16,057 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:52:16,057 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:52:16,058 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:15" (3/4) ... [2018-11-10 10:52:16,060 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 10:52:16,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:52:16,062 INFO L168 Benchmark]: Toolchain (without parser) took 1055.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 959.3 MB in the beginning and 1.0 GB in the end (delta: -88.4 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,063 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:52:16,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.38 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,065 INFO L168 Benchmark]: Boogie Preprocessor took 18.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,065 INFO L168 Benchmark]: RCFGBuilder took 501.20 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,065 INFO L168 Benchmark]: CodeCheck took 271.29 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:16,066 INFO L168 Benchmark]: Witness Printer took 3.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:52:16,068 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, 87 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 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: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L116] float x = __VERIFIER_nondet_float(); [L117] float y = 0.0f; [L119] CALL, EXPR fmod_float(x, y) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] FCALL ieee_float_shape_type gf_u; [L22] FCALL gf_u.value = (x) [L23] EXPR, FCALL gf_u.word [L23] (hx) = gf_u.word [L24] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={2:0}] [L26] FCALL ieee_float_shape_type gf_u; [L27] FCALL gf_u.value = (y) [L28] EXPR, FCALL gf_u.word [L28] (hy) = gf_u.word [L29] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={2:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L119] EXPR fmod_float(x, y) [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) [L108] RET return x != x; [L122] EXPR isnan_float(res) [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 193.38 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 501.20 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. * CodeCheck took 271.29 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.50 ms. Allocated memory is still 1.2 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 0.1.23-1dbac8b [2018-11-10 10:52:17,519 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:52:17,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:52:17,529 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:52:17,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:52:17,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:52:17,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:52:17,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:52:17,533 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:52:17,534 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:52:17,534 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:52:17,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:52:17,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:52:17,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:52:17,536 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:52:17,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:52:17,538 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:52:17,539 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:52:17,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:52:17,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:52:17,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:52:17,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:52:17,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:52:17,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:52:17,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:52:17,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:52:17,547 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:52:17,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:52:17,548 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:52:17,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:52:17,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:52:17,550 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:52:17,550 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:52:17,550 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:52:17,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:52:17,551 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:52:17,551 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 10:52:17,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:52:17,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:52:17,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:52:17,563 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:52:17,563 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:52:17,563 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:52:17,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 10:52:17,564 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:52:17,565 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:52:17,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:52:17,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:52:17,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:52:17,566 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 10:52:17,567 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 10:52:17,567 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_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-10 10:52:17,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:52:17,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:52:17,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:52:17,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:52:17,608 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:52:17,608 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 10:52:17,651 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/39370df63/c86b6a105fab422c8dbc83a4123c0a67/FLAG5c907fb1c [2018-11-10 10:52:18,045 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:52:18,046 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 10:52:18,050 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/39370df63/c86b6a105fab422c8dbc83a4123c0a67/FLAG5c907fb1c [2018-11-10 10:52:18,058 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/data/39370df63/c86b6a105fab422c8dbc83a4123c0a67 [2018-11-10 10:52:18,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:52:18,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:52:18,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:52:18,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:52:18,064 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:52:18,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cda1074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18, skipping insertion in model container [2018-11-10 10:52:18,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:52:18,092 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:52:18,238 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:52:18,243 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:52:18,274 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:52:18,294 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:52:18,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18 WrapperNode [2018-11-10 10:52:18,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:52:18,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:52:18,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:52:18,295 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:52:18,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:52:18,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:52:18,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:52:18,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:52:18,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... [2018-11-10 10:52:18,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:52:18,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:52:18,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:52:18,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:52:18,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:52:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:52:18,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 10:52:18,561 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:18,564 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:18,576 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:18,584 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:18,597 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:18,607 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:52:19,561 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:52:19,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:19 BoogieIcfgContainer [2018-11-10 10:52:19,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:52:19,562 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:52:19,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:52:19,572 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:52:19,572 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:19" (1/1) ... [2018-11-10 10:52:19,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:52:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-10 10:52:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-10 10:52:19,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 10:52:19,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:52:19,663 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:52:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:52:19,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:52:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:52:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-11-10 10:52:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-11-10 10:52:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 10:52:19,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:52:19,709 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:52:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:52:20,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:52:21,278 WARN L179 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-10 10:52:22,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:52:25,938 WARN L179 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-10 10:52:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-10 10:52:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-10 10:52:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 10:52:38,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:52:38,157 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 10:52:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:52:38,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:52:39,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:52:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:52:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-11-10 10:52:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-11-10 10:52:45,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:52:45,250 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 10:52:45,258 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 10:52:45,697 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-10 10:52:45,704 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:52:45,706 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 10:52:45,710 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 10:52:45,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,711 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,711 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,711 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,711 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,712 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,713 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:52:45 ImpRootNode [2018-11-10 10:52:45,714 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:52:45,714 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:52:45,714 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:52:45,714 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:52:45,715 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:52:19" (3/4) ... [2018-11-10 10:52:45,718 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:52:45,727 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-10 10:52:45,728 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 10:52:45,728 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 10:52:45,728 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 10:52:45,747 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_fmod_float_~x : C_FLOAT :: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~Pluszero~LONGDOUBLE()), ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~Pluszero~LONGDOUBLE()))) [2018-11-10 10:52:45,773 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_99da7e2b-5ced-4443-b6d4-989fb3bad3a5/bin-2019/ukojak/witness.graphml [2018-11-10 10:52:45,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:52:45,773 INFO L168 Benchmark]: Toolchain (without parser) took 27713.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 949.2 MB in the beginning and 987.8 MB in the end (delta: -38.6 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,774 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:52:45,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.49 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.59 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:52:45,774 INFO L168 Benchmark]: Boogie Preprocessor took 26.89 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,775 INFO L168 Benchmark]: RCFGBuilder took 1202.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 927.7 MB in the beginning and 1.0 GB in the end (delta: -117.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,775 INFO L168 Benchmark]: CodeCheck took 26151.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.8 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,775 INFO L168 Benchmark]: Witness Printer took 58.82 ms. Allocated memory is still 1.2 GB. Free memory was 994.8 MB in the beginning and 987.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:52:45,776 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, 87 locations, 1 error locations. SAFE Result, 25.6s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 110 SDtfs, 44 SDslu, 40 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 228 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 10.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 1 QuantifiedInterpolants, 782 SizeOfPredicates, 13 NumberOfNonLiveVariables, 127 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 123]: 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: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 17]: Loop Invariant [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 10:52:45,781 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:52:45,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_float_~x : C_FLOAT :: \result == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~Pluszero~LONGDOUBLE()), ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~Pluszero~LONGDOUBLE()))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 233.49 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 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 36.59 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.89 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1202.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 927.7 MB in the beginning and 1.0 GB in the end (delta: -117.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * CodeCheck took 26151.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.8 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. * Witness Printer took 58.82 ms. Allocated memory is still 1.2 GB. Free memory was 994.8 MB in the beginning and 987.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...