./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_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_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 966a39a7fc394dd5618380a7eca7745f36106277 .............................................................................................................................................................................................................................................. 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_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 966a39a7fc394dd5618380a7eca7745f36106277 ................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 14:52:18,454 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 14:52:18,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 14:52:18,461 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 14:52:18,461 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 14:52:18,462 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 14:52:18,462 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 14:52:18,463 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 14:52:18,464 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 14:52:18,465 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 14:52:18,465 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 14:52:18,465 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 14:52:18,466 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 14:52:18,466 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 14:52:18,467 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 14:52:18,467 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 14:52:18,468 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 14:52:18,469 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 14:52:18,470 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 14:52:18,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 14:52:18,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 14:52:18,472 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 14:52:18,473 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 14:52:18,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 14:52:18,473 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 14:52:18,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 14:52:18,474 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 14:52:18,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 14:52:18,475 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 14:52:18,476 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 14:52:18,476 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 14:52:18,477 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 14:52:18,477 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 14:52:18,477 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 14:52:18,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 14:52:18,478 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 14:52:18,478 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 14:52:18,485 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 14:52:18,486 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 14:52:18,486 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 14:52:18,486 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 14:52:18,487 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 14:52:18,487 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 14:52:18,487 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 14:52:18,487 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 14:52:18,487 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 14:52:18,487 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 14:52:18,487 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 14:52:18,488 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 14:52:18,488 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 14:52:18,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 14:52:18,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 14:52:18,489 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 14:52:18,490 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 14:52:18,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 14:52:18,490 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_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-09 14:52:18,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 14:52:18,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 14:52:18,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 14:52:18,518 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 14:52:18,518 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 14:52:18,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-09 14:52:18,556 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/79d6297b2/d39da06f09734efa996ac01f4faa2340/FLAG5f107d5c6 [2018-12-09 14:52:18,955 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 14:52:18,956 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-09 14:52:18,960 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/79d6297b2/d39da06f09734efa996ac01f4faa2340/FLAG5f107d5c6 [2018-12-09 14:52:18,968 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/79d6297b2/d39da06f09734efa996ac01f4faa2340 [2018-12-09 14:52:18,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 14:52:18,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 14:52:18,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 14:52:18,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 14:52:18,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 14:52:18,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:52:18" (1/1) ... [2018-12-09 14:52:18,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a43ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:18, skipping insertion in model container [2018-12-09 14:52:18,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:52:18" (1/1) ... [2018-12-09 14:52:18,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 14:52:18,991 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 14:52:19,092 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:52:19,095 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 14:52:19,114 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:52:19,155 INFO L195 MainTranslator]: Completed translation [2018-12-09 14:52:19,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19 WrapperNode [2018-12-09 14:52:19,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 14:52:19,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 14:52:19,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 14:52:19,156 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 14:52:19,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 14:52:19,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 14:52:19,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 14:52:19,182 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 14:52:19,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 14:52:19,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 14:52:19,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 14:52:19,200 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 14:52:19,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 [2018-12-09 14:52:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 14:52:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 14:52:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 14:52:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 14:52:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 14:52:19,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 14:52:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 14:52:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 14:52:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 14:52:19,444 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 14:52:19,444 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 14:52:19,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:19 BoogieIcfgContainer [2018-12-09 14:52:19,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 14:52:19,445 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 14:52:19,445 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 14:52:19,451 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 14:52:19,451 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:19" (1/1) ... [2018-12-09 14:52:19,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:52:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-09 14:52:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-09 14:52:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 14:52:19,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 14:52:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:52:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 14:52:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-09 14:52:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-09 14:52:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 14:52:19,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 14:52:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:52:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:52:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:52:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:52:19,635 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 14:52:19,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:52:19 ImpRootNode [2018-12-09 14:52:19,653 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 14:52:19,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 14:52:19,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 14:52:19,654 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 14:52:19,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:19" (3/4) ... [2018-12-09 14:52:19,656 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 14:52:19,657 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 14:52:19,657 INFO L168 Benchmark]: Toolchain (without parser) took 687.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -85.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:19,658 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. [2018-12-09 14:52:19,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:19,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.81 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:19,659 INFO L168 Benchmark]: Boogie Preprocessor took 17.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 14:52:19,660 INFO L168 Benchmark]: RCFGBuilder took 245.07 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:19,660 INFO L168 Benchmark]: CodeCheck took 208.64 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:19,660 INFO L168 Benchmark]: Witness Printer took 3.07 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. [2018-12-09 14:52:19,662 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, 42 locations, 1 error locations. UNSAFE Result, 0.1s 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 someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L117] float x = -1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [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] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L119] float res = fmod_float(x, y); [L108] return x != x; [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 0.10 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 184.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.81 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 245.07 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * CodeCheck took 208.64 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.07 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 0.1.23-635dfa2 [2018-12-09 14:52:21,009 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 14:52:21,010 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 14:52:21,016 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 14:52:21,016 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 14:52:21,017 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 14:52:21,018 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 14:52:21,018 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 14:52:21,019 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 14:52:21,020 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 14:52:21,020 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 14:52:21,020 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 14:52:21,021 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 14:52:21,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 14:52:21,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 14:52:21,022 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 14:52:21,023 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 14:52:21,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 14:52:21,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 14:52:21,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 14:52:21,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 14:52:21,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 14:52:21,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 14:52:21,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 14:52:21,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 14:52:21,028 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 14:52:21,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 14:52:21,029 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 14:52:21,030 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 14:52:21,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 14:52:21,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 14:52:21,031 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 14:52:21,031 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 14:52:21,031 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 14:52:21,032 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 14:52:21,032 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 14:52:21,032 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 14:52:21,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 14:52:21,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 14:52:21,040 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 14:52:21,040 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 14:52:21,041 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 14:52:21,041 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 14:52:21,041 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 14:52:21,042 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 14:52:21,042 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 14:52:21,043 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 14:52:21,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 14:52:21,043 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 14:52:21,044 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 14:52:21,044 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 14:52:21,044 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 14:52:21,044 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_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-09 14:52:21,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 14:52:21,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 14:52:21,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 14:52:21,077 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 14:52:21,077 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 14:52:21,078 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-09 14:52:21,116 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/c3bd1a449/808ba8fc3dc947f0b1cf2e13a2d9d83a/FLAG3fd4848a4 [2018-12-09 14:52:21,449 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 14:52:21,449 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-09 14:52:21,453 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/c3bd1a449/808ba8fc3dc947f0b1cf2e13a2d9d83a/FLAG3fd4848a4 [2018-12-09 14:52:21,461 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/data/c3bd1a449/808ba8fc3dc947f0b1cf2e13a2d9d83a [2018-12-09 14:52:21,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 14:52:21,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 14:52:21,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 14:52:21,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 14:52:21,467 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 14:52:21,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eeab9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21, skipping insertion in model container [2018-12-09 14:52:21,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 14:52:21,484 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 14:52:21,590 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:52:21,594 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 14:52:21,617 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:52:21,632 INFO L195 MainTranslator]: Completed translation [2018-12-09 14:52:21,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21 WrapperNode [2018-12-09 14:52:21,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 14:52:21,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 14:52:21,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 14:52:21,633 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 14:52:21,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 14:52:21,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 14:52:21,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 14:52:21,695 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 14:52:21,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... [2018-12-09 14:52:21,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 14:52:21,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 14:52:21,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 14:52:21,719 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 14:52:21,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:52:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/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 [2018-12-09 14:52:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 14:52:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 14:52:21,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 14:52:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 14:52:21,838 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:52:21,857 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:52:21,881 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:52:22,458 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 14:52:22,458 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 14:52:22,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:22 BoogieIcfgContainer [2018-12-09 14:52:22,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 14:52:22,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 14:52:22,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 14:52:22,465 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 14:52:22,465 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:22" (1/1) ... [2018-12-09 14:52:22,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:52:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-09 14:52:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-09 14:52:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 14:52:22,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 14:52:22,531 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 14:52:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:52:22,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 14:52:22,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 14:52:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-09 14:52:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-09 14:52:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 14:52:22,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 14:52:22,568 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 14:52:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:52:22,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 14:52:23,755 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-09 14:52:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 14:52:27,508 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-09 14:52:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-09 14:52:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-09 14:52:39,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 14:52:39,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 14:52:39,873 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 14:52:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:52:39,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 14:52:40,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 14:52:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 14:52:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-09 14:52:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-09 14:52:49,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 14:52:49,180 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-09 14:52:49,186 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 14:52:49,467 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-09 14:52:49,483 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 14:52:49,485 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 14:52:49,488 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,488 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,490 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,490 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,491 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 14:52:49,491 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,492 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,492 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,492 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,493 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,493 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,493 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,493 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,494 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,494 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,495 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,495 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,495 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,495 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,495 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,496 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,496 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,496 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:52:49 ImpRootNode [2018-12-09 14:52:49,497 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 14:52:49,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 14:52:49,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 14:52:49,498 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 14:52:49,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:52:22" (3/4) ... [2018-12-09 14:52:49,501 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 14:52:49,508 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 14:52:49,508 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 14:52:49,535 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1ee9cf74-7d41-4336-b3b5-9291c4543e2a/bin-2019/ukojak/witness.graphml [2018-12-09 14:52:49,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 14:52:49,535 INFO L168 Benchmark]: Toolchain (without parser) took 28071.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -56.6 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:49,536 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 14:52:49,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:49,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -201.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:49,537 INFO L168 Benchmark]: Boogie Preprocessor took 23.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 14:52:49,538 INFO L168 Benchmark]: RCFGBuilder took 740.12 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: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:49,538 INFO L168 Benchmark]: CodeCheck took 27037.90 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2018-12-09 14:52:49,538 INFO L168 Benchmark]: Witness Printer took 37.70 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. [2018-12-09 14:52:49,541 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, 42 locations, 1 error locations. SAFE Result, 26.7s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 110 SDtfs, 52 SDslu, 56 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 2 QuantifiedInterpolants, 1784 SizeOfPredicates, 14 NumberOfNonLiveVariables, 132 ConjunctsInSsa, 20 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 [2018-12-09 14:52:49,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 17]: Loop Invariant [2018-12-09 14:52:49,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,544 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,544 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,544 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,544 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,544 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,545 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] [2018-12-09 14:52:49,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 14:52:49,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_float_~y : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_float_~y), ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_float_~y)) == \result) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.02 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -201.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 740.12 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: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. * CodeCheck took 27037.90 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. * Witness Printer took 37.70 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~y,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...