./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_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_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 515d13351b6efee56e7d1331680e6aaafc770d9e ................................................................................................................................................................................................................................................... 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_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 515d13351b6efee56e7d1331680e6aaafc770d9e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:26:44,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:26:44,372 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:26:44,378 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:26:44,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:26:44,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:26:44,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:26:44,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:26:44,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:26:44,381 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:26:44,382 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:26:44,382 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:26:44,382 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:26:44,383 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:26:44,383 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:26:44,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:26:44,384 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:26:44,385 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:26:44,386 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:26:44,387 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:26:44,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:26:44,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:26:44,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:26:44,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:26:44,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:26:44,390 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:26:44,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:26:44,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:26:44,391 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:26:44,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:26:44,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:26:44,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:26:44,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:26:44,392 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:26:44,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:26:44,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:26:44,393 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:26:44,400 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:26:44,400 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:26:44,401 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:26:44,401 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:26:44,401 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:26:44,401 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:26:44,402 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:26:44,402 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:26:44,403 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:26:44,403 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:26:44,403 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:26:44,403 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:26:44,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:26:44,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:26:44,404 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_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2018-12-09 18:26:44,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:26:44,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:26:44,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:26:44,430 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:26:44,430 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:26:44,431 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-12-09 18:26:44,464 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/4bdb13fc7/b865cbbf19b1457fbffe02e8ceec77a5/FLAG6ea3cfff1 [2018-12-09 18:26:44,841 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:26:44,842 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-12-09 18:26:44,845 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/4bdb13fc7/b865cbbf19b1457fbffe02e8ceec77a5/FLAG6ea3cfff1 [2018-12-09 18:26:44,853 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/4bdb13fc7/b865cbbf19b1457fbffe02e8ceec77a5 [2018-12-09 18:26:44,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:26:44,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:26:44,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:26:44,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:26:44,858 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:26:44,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:44,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c1f7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44, skipping insertion in model container [2018-12-09 18:26:44,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:44,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:26:44,874 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:26:44,966 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:26:44,968 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:26:44,983 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:26:44,995 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:26:44,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44 WrapperNode [2018-12-09 18:26:44,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:26:44,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:26:44,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:26:44,996 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:26:45,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:26:45,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:26:45,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:26:45,049 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:26:45,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... [2018-12-09 18:26:45,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:26:45,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:26:45,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:26:45,068 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:26:45,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 18:26:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 18:26:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 18:26:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 18:26:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:26:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:26:45,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:26:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 18:26:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:26:45,324 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:26:45,324 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:26:45,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:45 BoogieIcfgContainer [2018-12-09 18:26:45,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:26:45,325 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:26:45,325 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:26:45,332 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:26:45,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:45" (1/1) ... [2018-12-09 18:26:45,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:26:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-09 18:26:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-09 18:26:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 18:26:45,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:26:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:26:45,424 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 18:26:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 18:26:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 18:26:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 18:26:45,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:26:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:26:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:26:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:26:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:26:45,528 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 18:26:45,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:26:45 ImpRootNode [2018-12-09 18:26:45,546 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:26:45,546 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:26:45,546 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:26:45,547 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:26:45,547 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:45" (3/4) ... [2018-12-09 18:26:45,549 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 18:26:45,549 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:26:45,550 INFO L168 Benchmark]: Toolchain (without parser) took 694.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -105.2 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,551 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:26:45,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.52 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,552 INFO L168 Benchmark]: Boogie Preprocessor took 18.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,552 INFO L168 Benchmark]: RCFGBuilder took 257.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,553 INFO L168 Benchmark]: CodeCheck took 221.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:45,553 INFO L168 Benchmark]: Witness Printer took 3.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:26:45,555 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, 29 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 64. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = 1.0f / 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L58] __int32_t ix; VAL [huge_ceil=1000000000000000000000000000000] [L60] ieee_float_shape_type gf_u; [L61] gf_u.value = (x) [L62] EXPR gf_u.word [L62] (ix) = gf_u.word [L64] ix &= 0x7fffffff [L65] return ((ix) == 0x7f800000L); [L80] COND TRUE !isinf_float(res) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.52 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 257.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * CodeCheck took 221.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:26:46,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:26:46,848 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:26:46,856 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:26:46,856 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:26:46,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:26:46,857 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:26:46,858 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:26:46,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:26:46,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:26:46,859 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:26:46,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:26:46,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:26:46,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:26:46,861 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:26:46,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:26:46,862 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:26:46,863 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:26:46,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:26:46,864 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:26:46,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:26:46,866 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:26:46,867 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:26:46,867 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:26:46,867 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:26:46,868 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:26:46,868 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:26:46,868 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:26:46,869 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:26:46,869 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:26:46,869 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:26:46,870 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:26:46,870 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:26:46,870 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:26:46,871 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:26:46,871 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:26:46,871 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 18:26:46,878 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:26:46,879 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:26:46,879 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:26:46,879 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:26:46,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:26:46,880 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:26:46,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:26:46,880 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:26:46,880 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:26:46,880 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:26:46,880 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:26:46,881 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:26:46,882 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:26:46,882 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:26:46,882 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:26:46,882 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:26:46,882 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:26:46,882 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:26:46,882 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 18:26:46,883 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 18:26:46,883 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_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2018-12-09 18:26:46,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:26:46,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:26:46,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:26:46,916 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:26:46,916 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:26:46,917 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-12-09 18:26:46,962 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/0e1f321df/e9f7997758604b07a9f660e67f4bf282/FLAG41ff84dea [2018-12-09 18:26:47,299 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:26:47,300 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/sv-benchmarks/c/float-newlib/float_req_bl_1092c_true-unreach-call.c [2018-12-09 18:26:47,304 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/0e1f321df/e9f7997758604b07a9f660e67f4bf282/FLAG41ff84dea [2018-12-09 18:26:47,704 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/data/0e1f321df/e9f7997758604b07a9f660e67f4bf282 [2018-12-09 18:26:47,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:26:47,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:26:47,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:26:47,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:26:47,712 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:26:47,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426f976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47, skipping insertion in model container [2018-12-09 18:26:47,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:26:47,733 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:26:47,834 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:26:47,838 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:26:47,856 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:26:47,870 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:26:47,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47 WrapperNode [2018-12-09 18:26:47,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:26:47,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:26:47,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:26:47,871 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:26:47,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:26:47,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:26:47,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:26:47,896 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:26:47,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... [2018-12-09 18:26:47,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:26:47,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:26:47,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:26:47,915 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:26:47,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:26:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/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 18:26:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:26:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 18:26:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:26:47,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:26:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 18:26:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 18:26:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 18:26:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:26:48,084 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:26:48,105 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:26:49,300 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:26:49,300 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:26:49,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:49 BoogieIcfgContainer [2018-12-09 18:26:49,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:26:49,300 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:26:49,300 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:26:49,306 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:26:49,307 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:49" (1/1) ... [2018-12-09 18:26:49,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:26:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-09 18:26:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-09 18:26:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 18:26:49,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:26:49,366 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:26:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:26:49,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:26:49,394 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 18:26:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 18:26:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 18:26:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 18:26:49,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:26:49,402 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:26:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:26:49,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:26:49,554 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 18:26:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-12-09 18:26:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-12-09 18:26:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 18:26:49,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:26:49,993 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 18:26:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:26:50,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:26:50,079 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 18:26:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:26:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-09 18:26:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-09 18:26:50,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:26:50,449 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-09 18:26:50,455 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:26:50,499 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 18:26:50,503 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,503 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,504 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,504 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,504 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,507 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,507 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,507 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,508 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,508 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,508 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:26:50,509 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 18:26:50,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,510 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,511 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,511 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,511 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,512 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,512 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,512 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-09 18:26:50,513 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,513 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,514 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,514 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,514 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 18:26:50,515 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,515 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,515 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,515 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,516 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,516 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,516 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,517 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,517 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,517 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:26:50 ImpRootNode [2018-12-09 18:26:50,518 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:26:50,519 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:26:50,519 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:26:50,519 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:26:50,520 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:26:49" (3/4) ... [2018-12-09 18:26:50,523 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:26:50,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-09 18:26:50,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 18:26:50,552 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2018-12-09 18:26:50,571 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7aacb763-5ec9-4008-ae8b-8ecc1cc753e1/bin-2019/ukojak/witness.graphml [2018-12-09 18:26:50,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:26:50,572 INFO L168 Benchmark]: Toolchain (without parser) took 2863.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 943.4 MB in the beginning and 977.0 MB in the end (delta: -33.7 MB). Peak memory consumption was 102.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,573 INFO L168 Benchmark]: CDTParser took 0.16 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 18:26:50,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.69 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,574 INFO L168 Benchmark]: Boogie Preprocessor took 19.23 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:26:50,574 INFO L168 Benchmark]: RCFGBuilder took 1384.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,574 INFO L168 Benchmark]: CodeCheck took 1217.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.7 MB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,574 INFO L168 Benchmark]: Witness Printer took 52.95 ms. Allocated memory is still 1.2 GB. Free memory was 983.7 MB in the beginning and 977.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:26:50,576 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, 29 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 90 SDtfs, 20 SDslu, 16 SDs, 0 SdLazy, 150 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 222 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 2382 SizeOfPredicates, 16 NumberOfNonLiveVariables, 108 ConjunctsInSsa, 29 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: 81]: 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: 13]: Loop Invariant [2018-12-09 18:26:50,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,578 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,579 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 16]: Loop Invariant [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,580 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 59]: Loop Invariant [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,581 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,582 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,582 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,582 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 18:26:50,582 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.69 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.23 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1384.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1217.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.7 MB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 11.5 GB. * Witness Printer took 52.95 ms. Allocated memory is still 1.2 GB. Free memory was 983.7 MB in the beginning and 977.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 ~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 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 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 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 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 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 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 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 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...