./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_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_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 2e3b677629e69b083ff740542124e952dcae7545 .............................................................................................................................................................................................................................................. 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_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 2e3b677629e69b083ff740542124e952dcae7545 ............................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:40:41,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:40:41,330 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:40:41,343 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:40:41,344 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:40:41,345 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:40:41,348 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:40:41,350 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:40:41,353 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:40:41,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:40:41,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:40:41,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:40:41,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:40:41,362 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:40:41,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:40:41,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:40:41,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:40:41,373 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:40:41,377 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:40:41,379 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:40:41,382 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:40:41,384 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:40:41,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:40:41,390 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:40:41,390 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:40:41,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:40:41,391 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:40:41,392 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:40:41,393 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:40:41,396 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:40:41,396 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:40:41,397 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:40:41,397 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:40:41,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:40:41,398 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:40:41,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:40:41,398 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:40:41,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:40:41,416 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:40:41,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:40:41,418 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:40:41,419 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:40:41,420 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:40:41,420 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:40:41,420 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:40:41,421 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:40:41,421 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:40:41,421 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:40:41,421 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:40:41,421 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:40:41,422 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:40:41,422 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:40:41,422 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:40:41,422 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:40:41,422 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:40:41,422 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:40:41,423 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:40:41,423 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:40:41,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:40:41,423 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:40:41,423 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:40:41,423 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:40:41,424 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:40:41,424 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:40:41,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:40:41,424 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_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-10-27 00:40:41,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:40:41,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:40:41,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:40:41,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:40:41,510 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:40:41,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-10-27 00:40:41,573 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/c770226e6/a0261f2bff47491f838715ace4a0834e/FLAGdde9a8caf [2018-10-27 00:40:41,930 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:40:41,932 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-10-27 00:40:41,939 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/c770226e6/a0261f2bff47491f838715ace4a0834e/FLAGdde9a8caf [2018-10-27 00:40:41,959 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/c770226e6/a0261f2bff47491f838715ace4a0834e [2018-10-27 00:40:41,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:40:41,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:40:41,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:40:41,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:40:41,971 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:40:41,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:40:41" (1/1) ... [2018-10-27 00:40:41,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd9eca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:41, skipping insertion in model container [2018-10-27 00:40:41,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:40:41" (1/1) ... [2018-10-27 00:40:41,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:40:42,008 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:40:42,195 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:40:42,199 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:40:42,232 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:40:42,259 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:40:42,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42 WrapperNode [2018-10-27 00:40:42,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:40:42,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:40:42,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:40:42,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:40:42,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:40:42,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:40:42,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:40:42,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:40:42,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... [2018-10-27 00:40:42,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:40:42,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:40:42,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:40:42,342 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:40:42,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 [2018-10-27 00:40:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 00:40:42,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:40:42,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-27 00:40:42,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:40:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:40:42,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 00:40:42,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:40:43,427 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:40:43,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:43 BoogieIcfgContainer [2018-10-27 00:40:43,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:40:43,428 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:40:43,428 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:40:43,436 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:40:43,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:43" (1/1) ... [2018-10-27 00:40:43,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-10-27 00:40:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-10-27 00:40:43,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 00:40:43,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-27 00:40:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-27 00:40:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 00:40:43,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:43,688 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-27 00:40:43,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:40:43 ImpRootNode [2018-10-27 00:40:43,718 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:40:43,719 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:40:43,719 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:40:43,720 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:40:43,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:43" (3/4) ... [2018-10-27 00:40:43,723 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:40:43,724 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:40:43,725 INFO L168 Benchmark]: Toolchain (without parser) took 1760.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -123.7 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:43,726 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:40:43,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:43,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.64 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:43,728 INFO L168 Benchmark]: Boogie Preprocessor took 27.86 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:43,729 INFO L168 Benchmark]: RCFGBuilder took 1085.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:43,729 INFO L168 Benchmark]: CodeCheck took 290.21 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. [2018-10-27 00:40:43,734 INFO L168 Benchmark]: Witness Printer took 5.19 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. [2018-10-27 00:40:43,737 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, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = 0.0f; [L77] CALL, EXPR ceil_float(x) [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=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_ceil=1000000000000000000000000000000] [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] RET return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] EXPR ceil_float(x) [L77] float res = ceil_float(x); [L80] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 296.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 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 51.64 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.86 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1085.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * CodeCheck took 290.21 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 5.19 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 [2018-10-27 00:40:45,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:40:45,550 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:40:45,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:40:45,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:40:45,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:40:45,562 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:40:45,564 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:40:45,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:40:45,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:40:45,568 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:40:45,568 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:40:45,568 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:40:45,569 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:40:45,570 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:40:45,571 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:40:45,571 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:40:45,573 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:40:45,583 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:40:45,584 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:40:45,585 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:40:45,588 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:40:45,590 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:40:45,590 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:40:45,590 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:40:45,591 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:40:45,592 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:40:45,592 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:40:45,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:40:45,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:40:45,598 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:40:45,598 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:40:45,600 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:40:45,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:40:45,601 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:40:45,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:40:45,602 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 00:40:45,615 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:40:45,615 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:40:45,616 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:40:45,616 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:40:45,616 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:40:45,616 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:40:45,617 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:40:45,617 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:40:45,619 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:40:45,619 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:40:45,619 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:40:45,619 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:40:45,619 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:40:45,619 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:40:45,620 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:40:45,620 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:40:45,620 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:40:45,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:40:45,620 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:40:45,620 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:40:45,620 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:40:45,621 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 00:40:45,621 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:40:45,621 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:40:45,621 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:40:45,621 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:40:45,621 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_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-10-27 00:40:45,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:40:45,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:40:45,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:40:45,669 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:40:45,669 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:40:45,670 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-10-27 00:40:45,712 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/6cf533622/6658aca5a02948b19cd2cc35690d0f70/FLAG010dccfd9 [2018-10-27 00:40:46,076 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:40:46,077 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-10-27 00:40:46,083 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/6cf533622/6658aca5a02948b19cd2cc35690d0f70/FLAG010dccfd9 [2018-10-27 00:40:46,095 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/data/6cf533622/6658aca5a02948b19cd2cc35690d0f70 [2018-10-27 00:40:46,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:40:46,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:40:46,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:40:46,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:40:46,104 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:40:46,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5356465f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46, skipping insertion in model container [2018-10-27 00:40:46,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:40:46,134 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:40:46,284 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:40:46,288 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:40:46,313 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:40:46,339 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:40:46,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46 WrapperNode [2018-10-27 00:40:46,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:40:46,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:40:46,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:40:46,340 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:40:46,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:40:46,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:40:46,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:40:46,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:40:46,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... [2018-10-27 00:40:46,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:40:46,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:40:46,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:40:46,437 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:40:46,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:40:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/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 [2018-10-27 00:40:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:40:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 00:40:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:40:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:40:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-27 00:40:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:40:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 00:40:46,713 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:40:46,777 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:40:47,262 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:40:47,274 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:40:49,008 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:40:49,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:49 BoogieIcfgContainer [2018-10-27 00:40:49,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:40:49,010 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:40:49,010 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:40:49,021 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:40:49,022 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:49" (1/1) ... [2018-10-27 00:40:49,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-10-27 00:40:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-10-27 00:40:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 00:40:49,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:49,136 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:49,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-27 00:40:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-27 00:40:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 00:40:49,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:49,197 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:49,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:49,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-10-27 00:40:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-10-27 00:40:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:40:49,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:49,673 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:49,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:51,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-10-27 00:40:51,166 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-10-27 00:40:51,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:40:51,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:51,169 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:51,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:51,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:51,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-10-27 00:40:51,204 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-10-27 00:40:51,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:40:51,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:51,205 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:51,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-10-27 00:40:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-10-27 00:40:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:40:51,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:51,231 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:51,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-10-27 00:40:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-10-27 00:40:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:40:52,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:40:52,054 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 00:40:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:52,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:40:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:40:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-10-27 00:40:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-10-27 00:40:52,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:40:52,678 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-10-27 00:40:52,686 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 00:40:52,768 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:40:52,779 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:40:52,779 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-10-27 00:40:52,780 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:40:52,781 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:40:52,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:40:52 ImpRootNode [2018-10-27 00:40:52,782 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:40:52,783 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:40:52,783 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:40:52,783 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:40:52,784 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:49" (3/4) ... [2018-10-27 00:40:52,788 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:40:52,800 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-10-27 00:40:52,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-27 00:40:52,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-27 00:40:52,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 00:40:52,831 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-10-27 00:40:52,864 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6370deac-ea12-48aa-9c55-fa221cdf9f9b/bin-2019/ukojak/witness.graphml [2018-10-27 00:40:52,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:40:52,865 INFO L168 Benchmark]: Toolchain (without parser) took 6765.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 954.6 MB in the beginning and 930.5 MB in the end (delta: 24.0 MB). Peak memory consumption was 201.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:52,866 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-10-27 00:40:52,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.61 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:52,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:40:52,867 INFO L168 Benchmark]: Boogie Preprocessor took 50.98 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:40:52,868 INFO L168 Benchmark]: RCFGBuilder took 2572.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:52,868 INFO L168 Benchmark]: CodeCheck took 3772.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 937.1 MB in the end (delta: 177.6 MB). Peak memory consumption was 177.6 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:52,869 INFO L168 Benchmark]: Witness Printer took 81.32 ms. Allocated memory is still 1.2 GB. Free memory was 937.1 MB in the beginning and 930.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:52,873 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, 3.6s 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, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s 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: 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 Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - 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: ~Pluszero~LONGDOUBLE() == x - 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 0.16 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 239.61 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.98 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2572.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3772.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 937.1 MB in the end (delta: 177.6 MB). Peak memory consumption was 177.6 MB. Max. memory is 11.5 GB. * Witness Printer took 81.32 ms. Allocated memory is still 1.2 GB. Free memory was 937.1 MB in the beginning and 930.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...