./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/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 8314f0a25d0cae1024b24eed74020923c3a8036e ............................................................................................................................................................................................................................................... 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_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/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 8314f0a25d0cae1024b24eed74020923c3a8036e ................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:28:16,231 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:28:16,233 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:28:16,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:28:16,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:28:16,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:28:16,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:28:16,246 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:28:16,247 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:28:16,248 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:28:16,248 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:28:16,249 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:28:16,249 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:28:16,250 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:28:16,251 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:28:16,251 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:28:16,252 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:28:16,253 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:28:16,255 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:28:16,257 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:28:16,257 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:28:16,258 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:28:16,260 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:28:16,261 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:28:16,261 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:28:16,262 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:28:16,263 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:28:16,264 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:28:16,264 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:28:16,265 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:28:16,265 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:28:16,266 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:28:16,266 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:28:16,266 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:28:16,267 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:28:16,267 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:28:16,268 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:28:16,278 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:28:16,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:28:16,279 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:28:16,279 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:28:16,280 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:28:16,280 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:28:16,280 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:28:16,281 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:28:16,281 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:28:16,281 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:28:16,281 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:28:16,282 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:28:16,283 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:28:16,283 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:28:16,283 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:28:16,283 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:28:16,283 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:28:16,283 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:28:16,283 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:28:16,283 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:28:16,284 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:28:16,284 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:28:16,284 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:28:16,284 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_ec90dcb1-138b-49bc-8919-efa2298eee2f/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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2018-11-10 03:28:16,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:28:16,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:28:16,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:28:16,324 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:28:16,324 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:28:16,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-10 03:28:16,369 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/883983114/0adb7b725a5a4549a02137d11bf43ef0/FLAG44616197c [2018-11-10 03:28:16,714 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:28:16,715 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-10 03:28:16,719 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/883983114/0adb7b725a5a4549a02137d11bf43ef0/FLAG44616197c [2018-11-10 03:28:16,728 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/883983114/0adb7b725a5a4549a02137d11bf43ef0 [2018-11-10 03:28:16,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:28:16,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:28:16,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:28:16,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:28:16,738 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:28:16,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16, skipping insertion in model container [2018-11-10 03:28:16,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:28:16,759 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:28:16,866 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:28:16,869 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:28:16,884 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:28:16,897 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:28:16,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16 WrapperNode [2018-11-10 03:28:16,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:28:16,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:28:16,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:28:16,898 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:28:16,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:28:16,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:28:16,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:28:16,930 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:28:16,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... [2018-11-10 03:28:16,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:28:16,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:28:16,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:28:16,954 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:28:16,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:28:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 03:28:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:28:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 03:28:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:28:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:28:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 03:28:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:28:17,482 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:28:17,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:17 BoogieIcfgContainer [2018-11-10 03:28:17,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:28:17,483 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:28:17,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:28:17,491 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:28:17,491 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:17" (1/1) ... [2018-11-10 03:28:17,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:28:17,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 03:28:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 03:28:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 03:28:17,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:17,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 03:28:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 03:28:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 03:28:17,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:28:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:28:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:28:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:28:17,691 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 03:28:17,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:28:17 ImpRootNode [2018-11-10 03:28:17,719 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:28:17,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:28:17,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:28:17,720 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:28:17,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:17" (3/4) ... [2018-11-10 03:28:17,724 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:28:17,724 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:28:17,725 INFO L168 Benchmark]: Toolchain (without parser) took 992.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -100.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,726 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:28:17,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.42 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,727 INFO L168 Benchmark]: Boogie Preprocessor took 23.25 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,728 INFO L168 Benchmark]: RCFGBuilder took 528.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -135.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,728 INFO L168 Benchmark]: CodeCheck took 236.45 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:17,729 INFO L168 Benchmark]: Witness Printer took 4.27 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. [2018-11-10 03:28:17,731 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, 53 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, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_floor = 1.0e30; [L75] float x = 0.0f; [L76] CALL, EXPR floor_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L17] FCALL ieee_float_shape_type gf_u; [L18] FCALL gf_u.value = (x) [L19] EXPR, FCALL gf_u.word [L19] (i0) = gf_u.word [L20] COND FALSE !(0) VAL [huge_floor=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_floor=1000000000000000000000000000000] [L76] EXPR floor_float(x) [L76] float res = floor_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_floor=1000000000000000000000000000000] [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000] * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 162.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 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 32.42 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.25 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 528.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -135.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 236.45 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.27 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:28:19,250 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:28:19,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:28:19,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:28:19,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:28:19,262 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:28:19,263 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:28:19,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:28:19,265 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:28:19,266 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:28:19,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:28:19,267 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:28:19,268 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:28:19,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:28:19,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:28:19,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:28:19,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:28:19,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:28:19,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:28:19,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:28:19,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:28:19,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:28:19,279 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:28:19,279 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:28:19,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:28:19,281 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:28:19,281 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:28:19,282 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:28:19,282 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:28:19,283 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:28:19,283 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:28:19,284 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:28:19,284 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:28:19,284 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:28:19,285 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:28:19,285 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:28:19,286 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 03:28:19,297 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:28:19,297 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:28:19,298 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:28:19,298 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:28:19,299 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:28:19,299 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:28:19,299 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:28:19,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:28:19,301 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:28:19,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:28:19,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:28:19,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:28:19,301 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:28:19,301 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:28:19,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:28:19,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:28:19,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:28:19,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:28:19,302 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:28:19,302 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:28:19,302 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 03:28:19,305 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:28:19,305 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:28:19,305 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:28:19,305 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:28:19,305 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_ec90dcb1-138b-49bc-8919-efa2298eee2f/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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2018-11-10 03:28:19,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:28:19,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:28:19,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:28:19,350 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:28:19,350 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:28:19,351 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-10 03:28:19,389 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/0d9892ed5/865f066190a149e3a1738c595dde80ff/FLAGa5850df68 [2018-11-10 03:28:19,709 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:28:19,710 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/sv-benchmarks/c/float-newlib/float_req_bl_1052d_true-unreach-call.c [2018-11-10 03:28:19,714 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/0d9892ed5/865f066190a149e3a1738c595dde80ff/FLAGa5850df68 [2018-11-10 03:28:19,722 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/data/0d9892ed5/865f066190a149e3a1738c595dde80ff [2018-11-10 03:28:19,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:28:19,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:28:19,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:28:19,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:28:19,729 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:28:19,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661d8800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19, skipping insertion in model container [2018-11-10 03:28:19,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:28:19,756 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:28:19,875 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:28:19,879 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:28:19,897 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:28:19,914 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:28:19,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19 WrapperNode [2018-11-10 03:28:19,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:28:19,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:28:19,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:28:19,916 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:28:19,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:28:19,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:28:19,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:28:19,943 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:28:19,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... [2018-11-10 03:28:19,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:28:19,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:28:19,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:28:19,962 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:28:19,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:28:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:28:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:28:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 03:28:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:28:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:28:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 03:28:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:28:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 03:28:20,168 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:28:20,179 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:28:20,617 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:28:20,624 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:28:21,848 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:28:21,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:21 BoogieIcfgContainer [2018-11-10 03:28:21,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:28:21,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:28:21,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:28:21,858 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:28:21,858 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:21" (1/1) ... [2018-11-10 03:28:21,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:28:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 03:28:21,886 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 03:28:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 03:28:21,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:21,923 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:21,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 03:28:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 03:28:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 03:28:21,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:21,965 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:21,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 03:28:22,132 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 03:28:22,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 03:28:22,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:22,133 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:22,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 03:28:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 03:28:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 03:28:22,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:22,639 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:22,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:22,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 03:28:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 03:28:22,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 03:28:22,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:22,662 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:22,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:22,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 03:28:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 03:28:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 03:28:22,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:22,693 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:22,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 03:28:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 03:28:23,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 03:28:23,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:28:23,380 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 03:28:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:28:23,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:28:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:28:23,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:28:23,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 03:28:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 03:28:23,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:28:23,841 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 03:28:23,847 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 03:28:23,894 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:28:23,896 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 03:28:23,900 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 03:28:23,901 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 03:28:23,901 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 03:28:23,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:28:23 ImpRootNode [2018-11-10 03:28:23,901 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:28:23,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:28:23,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:28:23,902 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:28:23,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:28:21" (3/4) ... [2018-11-10 03:28:23,905 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:28:23,912 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 03:28:23,912 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 03:28:23,912 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 03:28:23,912 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 03:28:23,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-11-10 03:28:23,953 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ec90dcb1-138b-49bc-8919-efa2298eee2f/bin-2019/ukojak/witness.graphml [2018-11-10 03:28:23,953 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:28:23,954 INFO L168 Benchmark]: Toolchain (without parser) took 4229.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 950.8 MB in the beginning and 906.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 197.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:23,955 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:28:23,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.19 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:23,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:28:23,956 INFO L168 Benchmark]: Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:28:23,956 INFO L168 Benchmark]: RCFGBuilder took 1887.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:23,956 INFO L168 Benchmark]: CodeCheck took 2052.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.6 MB in the end (delta: 186.4 MB). Peak memory consumption was 186.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:28:23,957 INFO L168 Benchmark]: Witness Printer took 51.77 ms. Allocated memory is still 1.2 GB. Free memory is still 906.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:28:23,958 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, 53 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3959 SizeOfPredicates, 38 NumberOfNonLiveVariables, 227 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 80]: 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: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 189.19 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1887.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * CodeCheck took 2052.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.6 MB in the end (delta: 186.4 MB). Peak memory consumption was 186.4 MB. Max. memory is 11.5 GB. * Witness Printer took 51.77 ms. Allocated memory is still 1.2 GB. Free memory is still 906.6 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...