./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ....................................................................................................................................................................................................................................... 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_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ....................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:13:49,350 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:13:49,351 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:13:49,357 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:13:49,357 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:13:49,358 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:13:49,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:13:49,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:13:49,361 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:13:49,362 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:13:49,362 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:13:49,363 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:13:49,363 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:13:49,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:13:49,364 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:13:49,364 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:13:49,365 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:13:49,366 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:13:49,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:13:49,367 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:13:49,368 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:13:49,368 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:13:49,369 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:13:49,369 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:13:49,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:13:49,370 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:13:49,370 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:13:49,371 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:13:49,371 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:13:49,371 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:13:49,372 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:13:49,372 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:13:49,372 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:13:49,372 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:13:49,372 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:13:49,373 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:13:49,373 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 13:13:49,381 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:13:49,381 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:13:49,382 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:13:49,382 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 13:13:49,382 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:13:49,382 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:13:49,383 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:13:49,383 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:13:49,383 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:13:49,383 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:13:49,383 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:13:49,383 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:13:49,384 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:13:49,385 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 13:13:49,385 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 13:13:49,385 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:13:49,385 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:13:49,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:13:49,385 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:13:49,385 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:13:49,386 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:13:49,386 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 13:13:49,386 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:13:49,386 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 13:13:49,386 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_0941c712-7d14-4eed-ab4f-5977a43d1931/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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2018-12-09 13:13:49,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:13:49,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:13:49,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:13:49,422 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:13:49,423 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:13:49,423 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-12-09 13:13:49,461 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/ae39c8516/173ad4afc39c4fa2899e7ff2effba2bf/FLAGfd1c80798 [2018-12-09 13:13:49,838 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:13:49,838 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-12-09 13:13:49,842 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/ae39c8516/173ad4afc39c4fa2899e7ff2effba2bf/FLAGfd1c80798 [2018-12-09 13:13:49,850 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/ae39c8516/173ad4afc39c4fa2899e7ff2effba2bf [2018-12-09 13:13:49,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:13:49,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:13:49,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:13:49,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:13:49,855 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:13:49,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:49" (1/1) ... [2018-12-09 13:13:49,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c1f7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:49, skipping insertion in model container [2018-12-09 13:13:49,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:49" (1/1) ... [2018-12-09 13:13:49,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:13:49,871 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:13:49,968 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:13:49,970 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:13:49,988 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:13:50,000 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:13:50,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50 WrapperNode [2018-12-09 13:13:50,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:13:50,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:13:50,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:13:50,001 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:13:50,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:13:50,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:13:50,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:13:50,056 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:13:50,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:13:50,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:13:50,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:13:50,074 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:13:50,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:13:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 13:13:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 13:13:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 13:13:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 13:13:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:13:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:13:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 13:13:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 13:13:50,380 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:13:50,381 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-09 13:13:50,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:50 BoogieIcfgContainer [2018-12-09 13:13:50,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:13:50,381 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 13:13:50,381 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 13:13:50,391 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 13:13:50,391 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:50" (1/1) ... [2018-12-09 13:13:50,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:13:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:13:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2018-12-09 13:13:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2018-12-09 13:13:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 13:13:50,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:13:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:13:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:13:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:13:50,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-12-09 13:13:50,498 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-12-09 13:13:50,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 13:13:50,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:13:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:13:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:13:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:13:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:13:50,557 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 13:13:50,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:13:50 ImpRootNode [2018-12-09 13:13:50,575 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 13:13:50,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:13:50,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:13:50,575 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:13:50,576 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:50" (3/4) ... [2018-12-09 13:13:50,578 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 13:13:50,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:13:50,578 INFO L168 Benchmark]: Toolchain (without parser) took 726.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -96.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,579 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:13:50,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.42 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 939.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -170.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,580 INFO L168 Benchmark]: Boogie Preprocessor took 17.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,581 INFO L168 Benchmark]: RCFGBuilder took 307.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,581 INFO L168 Benchmark]: CodeCheck took 193.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-09 13:13:50,581 INFO L168 Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:13:50,583 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, 37 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 57 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: 106]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of bitwiseAnd at line 24, overapproximation of someUnaryFLOAToperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 27. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L101] float x = -0.0f; [L15] float z; [L16] __uint32_t r, hx; [L17] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (ix) = gf_u.word [L24] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L26] COND TRUE !((hx) < 0x7f800000L) [L27] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L102] float res = __ieee754_sqrtf(x); [L105] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L105] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L106] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.42 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 939.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -170.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 307.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * CodeCheck took 193.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:13:51,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:13:51,938 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:13:51,944 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:13:51,944 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:13:51,945 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:13:51,945 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:13:51,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:13:51,947 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:13:51,947 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:13:51,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:13:51,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:13:51,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:13:51,949 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:13:51,950 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:13:51,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:13:51,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:13:51,951 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:13:51,952 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:13:51,953 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:13:51,953 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:13:51,954 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:13:51,955 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:13:51,955 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:13:51,955 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:13:51,956 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:13:51,956 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:13:51,957 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:13:51,957 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:13:51,958 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:13:51,958 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:13:51,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:13:51,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:13:51,958 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:13:51,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:13:51,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:13:51,959 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 13:13:51,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:13:51,967 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:13:51,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:13:51,967 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 13:13:51,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:13:51,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:13:51,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:13:51,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:13:51,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:13:51,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:13:51,969 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:13:51,970 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:13:51,970 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 13:13:51,970 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 13:13:51,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:13:51,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:13:51,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:13:51,970 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:13:51,970 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 13:13:51,971 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 13:13:51,971 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_0941c712-7d14-4eed-ab4f-5977a43d1931/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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2018-12-09 13:13:51,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:13:51,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:13:51,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:13:51,998 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:13:51,998 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:13:51,999 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-12-09 13:13:52,034 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/730cb07ce/f442558ee3fa4ea2bdaaf28c7ee7a2bd/FLAG1186afe7f [2018-12-09 13:13:52,371 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:13:52,371 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/sv-benchmarks/c/float-newlib/float_req_bl_0730c_true-unreach-call.c [2018-12-09 13:13:52,375 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/730cb07ce/f442558ee3fa4ea2bdaaf28c7ee7a2bd/FLAG1186afe7f [2018-12-09 13:13:52,764 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/data/730cb07ce/f442558ee3fa4ea2bdaaf28c7ee7a2bd [2018-12-09 13:13:52,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:13:52,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:13:52,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:13:52,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:13:52,772 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:13:52,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426f976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52, skipping insertion in model container [2018-12-09 13:13:52,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:13:52,797 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:13:52,907 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:13:52,910 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:13:52,930 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:13:52,945 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:13:52,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52 WrapperNode [2018-12-09 13:13:52,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:13:52,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:13:52,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:13:52,946 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:13:52,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:13:52,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:13:52,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:13:52,972 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:13:52,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:52,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:53,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:53,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:53,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... [2018-12-09 13:13:53,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:13:53,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:13:53,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:13:53,027 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:13:53,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:13:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 13:13:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 13:13:53,158 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:13:53,734 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:13:54,953 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:13:54,953 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-09 13:13:54,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:54 BoogieIcfgContainer [2018-12-09 13:13:54,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:13:54,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 13:13:54,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 13:13:54,960 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 13:13:54,960 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:54" (1/1) ... [2018-12-09 13:13:54,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:13:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:13:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2018-12-09 13:13:54,986 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2018-12-09 13:13:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 13:13:54,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:13:55,019 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:13:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:13:55,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:13:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:13:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:13:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-12-09 13:13:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-12-09 13:13:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 13:13:55,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:13:55,047 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:13:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:13:55,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:13:55,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:13:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:13:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-12-09 13:13:55,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-12-09 13:13:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 13:13:55,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:13:55,689 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:13:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:13:55,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:13:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:14:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:14:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-12-09 13:14:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-12-09 13:14:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 13:14:02,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:14:02,639 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:14:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:14:02,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:14:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:14:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:14:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-09 13:14:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-09 13:14:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 13:14:02,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:14:02,843 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:14:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:14:02,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:14:02,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:14:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:14:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-09 13:14:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-09 13:14:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 13:14:02,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:14:02,858 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 13:14:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:14:02,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:14:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:14:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:14:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-09 13:14:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-09 13:14:03,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 13:14:03,307 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-09 13:14:03,315 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 13:14:03,356 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-09 13:14:03,362 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 13:14:03,362 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-09 13:14:03,363 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-09 13:14:03,363 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 13:14:03,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:14:03 ImpRootNode [2018-12-09 13:14:03,364 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 13:14:03,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:14:03,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:14:03,364 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:14:03,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:54" (3/4) ... [2018-12-09 13:14:03,367 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 13:14:03,374 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 13:14:03,374 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 13:14:03,391 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result [2018-12-09 13:14:03,413 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0941c712-7d14-4eed-ab4f-5977a43d1931/bin-2019/ukojak/witness.graphml [2018-12-09 13:14:03,413 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:14:03,413 INFO L168 Benchmark]: Toolchain (without parser) took 10646.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 942.0 MB in the beginning and 937.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,414 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:14:03,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.87 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:14:03,415 INFO L168 Benchmark]: Boogie Preprocessor took 55.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,415 INFO L168 Benchmark]: RCFGBuilder took 1926.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,415 INFO L168 Benchmark]: CodeCheck took 8410.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.0 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,415 INFO L168 Benchmark]: Witness Printer took 48.90 ms. Allocated memory is still 1.2 GB. Free memory was 944.0 MB in the beginning and 937.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:14:03,416 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, 37 locations, 1 error locations. SAFE Result, 8.3s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 628 SDtfs, 198 SDslu, 132 SDs, 0 SdLazy, 932 SolverSat, 306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 454 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 57 ConstructedInterpolants, 3 QuantifiedInterpolants, 2051 SizeOfPredicates, 25 NumberOfNonLiveVariables, 185 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 106]: 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: 19]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 176.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 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 25.87 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1926.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * CodeCheck took 8410.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.0 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. * Witness Printer took 48.90 ms. Allocated memory is still 1.2 GB. Free memory was 944.0 MB in the beginning and 937.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...