./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0834_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_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/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 1ba8be438fdf209735f867af41e44939ec8afdc4 .............................................................................................................................................................................................................................................................. 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_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/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 1ba8be438fdf209735f867af41e44939ec8afdc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 13:39:02,296 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:39:02,297 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:39:02,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:39:02,304 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:39:02,304 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:39:02,305 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:39:02,306 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:39:02,307 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:39:02,308 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:39:02,308 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:39:02,308 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:39:02,309 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:39:02,309 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:39:02,310 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:39:02,310 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:39:02,311 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:39:02,312 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:39:02,313 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:39:02,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:39:02,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:39:02,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:39:02,316 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:39:02,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:39:02,316 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:39:02,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:39:02,317 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:39:02,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:39:02,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:39:02,319 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:39:02,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:39:02,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:39:02,319 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:39:02,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:39:02,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:39:02,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:39:02,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:39:02,328 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:39:02,328 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:39:02,329 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:39:02,329 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:39:02,329 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:39:02,329 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:39:02,330 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:39:02,330 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:39:02,331 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:39:02,331 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:39:02,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:39:02,332 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:39:02,332 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:39:02,332 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:39:02,332 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:39:02,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:39:02,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:39:02,332 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_a6676a75-04a5-4887-b76e-8f765426adc2/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 -> 1ba8be438fdf209735f867af41e44939ec8afdc4 [2018-12-01 13:39:02,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:39:02,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:39:02,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:39:02,360 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:39:02,360 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:39:02,360 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c [2018-12-01 13:39:02,404 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/2c2697615/e11c791bcf3d4dbb8fd13b3627a91bc4/FLAG5118e676d [2018-12-01 13:39:02,822 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:39:02,822 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c [2018-12-01 13:39:02,826 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/2c2697615/e11c791bcf3d4dbb8fd13b3627a91bc4/FLAG5118e676d [2018-12-01 13:39:02,834 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/2c2697615/e11c791bcf3d4dbb8fd13b3627a91bc4 [2018-12-01 13:39:02,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:39:02,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:39:02,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:39:02,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:39:02,839 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:39:02,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:39:02" (1/1) ... [2018-12-01 13:39:02,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c93d57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:02, skipping insertion in model container [2018-12-01 13:39:02,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:39:02" (1/1) ... [2018-12-01 13:39:02,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:39:02,856 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:39:02,959 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:39:02,962 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:39:02,983 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:39:03,028 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:39:03,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03 WrapperNode [2018-12-01 13:39:03,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:39:03,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:39:03,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:39:03,029 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:39:03,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:39:03,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:39:03,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:39:03,060 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:39:03,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:39:03,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:39:03,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:39:03,080 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:39:03,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/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 [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:39:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 13:39:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:39:03,339 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:39:03,339 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-01 13:39:03,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:03 BoogieIcfgContainer [2018-12-01 13:39:03,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:39:03,340 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:39:03,340 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:39:03,347 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:39:03,347 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:03" (1/1) ... [2018-12-01 13:39:03,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:39:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:39:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2018-12-01 13:39:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2018-12-01 13:39:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 13:39:03,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:39:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:39:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:39:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:39:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-12-01 13:39:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-12-01 13:39:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 13:39:03,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:39:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:39:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:39:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:39:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:39:03,574 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 13:39:03,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:39:03 ImpRootNode [2018-12-01 13:39:03,595 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:39:03,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:39:03,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:39:03,596 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:39:03,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:03" (3/4) ... [2018-12-01 13:39:03,599 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 13:39:03,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:39:03,599 INFO L168 Benchmark]: Toolchain (without parser) took 763.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -98.0 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-12-01 13:39:03,600 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:39:03,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-01 13:39:03,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:39:03,601 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:39:03,601 INFO L168 Benchmark]: RCFGBuilder took 260.18 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: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:39:03,602 INFO L168 Benchmark]: CodeCheck took 255.37 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: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:39:03,602 INFO L168 Benchmark]: Witness Printer took 3.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:39:03,604 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, 40 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of someBinaryArithmeticFLOAToperation at line 50, overapproximation of bitwiseAnd at line 119. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L130] float x = 1.0f / 0.0f; [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L131] float res = __ieee754_expf(x); [L113] __int32_t ix; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L115] ieee_float_shape_type gf_u; [L116] gf_u.value = (x) [L117] EXPR gf_u.word [L117] (ix) = gf_u.word [L119] ix &= 0x7fffffff [L120] return ((ix) == 0x7f800000L); [L134] COND TRUE !isinf_float(res) [L135] __VERIFIER_error() VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={3:0}, ln2LO_exp={2:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 192.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.30 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. * Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 260.18 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: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * CodeCheck took 255.37 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: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.15 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 0.1.23-635dfa2 [2018-12-01 13:39:04,949 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:39:04,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:39:04,956 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:39:04,957 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:39:04,957 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:39:04,958 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:39:04,958 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:39:04,959 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:39:04,960 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:39:04,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:39:04,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:39:04,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:39:04,961 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:39:04,962 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:39:04,962 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:39:04,962 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:39:04,963 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:39:04,964 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:39:04,965 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:39:04,965 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:39:04,966 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:39:04,967 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:39:04,967 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:39:04,967 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:39:04,968 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:39:04,968 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:39:04,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:39:04,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:39:04,969 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:39:04,970 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:39:04,970 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:39:04,970 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:39:04,970 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:39:04,971 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:39:04,971 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:39:04,971 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 13:39:04,978 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:39:04,979 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:39:04,979 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:39:04,979 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:39:04,980 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:39:04,980 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:39:04,980 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:39:04,981 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:39:04,981 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:39:04,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:39:04,981 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 13:39:04,982 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 13:39:04,982 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_a6676a75-04a5-4887-b76e-8f765426adc2/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 -> 1ba8be438fdf209735f867af41e44939ec8afdc4 [2018-12-01 13:39:05,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:39:05,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:39:05,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:39:05,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:39:05,013 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:39:05,014 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c [2018-12-01 13:39:05,056 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/38b867675/c5ec1be79d5b451fbb0db5c6b2590040/FLAG86ce7e600 [2018-12-01 13:39:05,483 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:39:05,483 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/sv-benchmarks/c/float-newlib/float_req_bl_0834_true-unreach-call.c [2018-12-01 13:39:05,487 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/38b867675/c5ec1be79d5b451fbb0db5c6b2590040/FLAG86ce7e600 [2018-12-01 13:39:05,495 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/data/38b867675/c5ec1be79d5b451fbb0db5c6b2590040 [2018-12-01 13:39:05,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:39:05,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:39:05,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:39:05,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:39:05,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:39:05,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96fb700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05, skipping insertion in model container [2018-12-01 13:39:05,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:39:05,518 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:39:05,625 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:39:05,630 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:39:05,655 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:39:05,671 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:39:05,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05 WrapperNode [2018-12-01 13:39:05,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:39:05,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:39:05,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:39:05,672 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:39:05,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:39:05,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:39:05,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:39:05,710 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:39:05,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... [2018-12-01 13:39:05,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:39:05,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:39:05,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:39:05,768 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:39:05,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:39:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/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 [2018-12-01 13:39:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 13:39:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 13:39:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:39:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 13:39:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:39:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:39:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 13:39:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 13:39:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:39:05,905 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:39:05,920 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:39:05,930 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:39:17,564 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:39:17,584 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:39:56,029 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:39:56,030 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-01 13:39:56,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:56 BoogieIcfgContainer [2018-12-01 13:39:56,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:39:56,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:39:56,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:39:56,037 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:39:56,038 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:56" (1/1) ... [2018-12-01 13:39:56,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:39:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:39:56,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2018-12-01 13:39:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2018-12-01 13:39:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 13:39:56,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:39:56,104 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:39:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:39:56,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:39:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:39:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:39:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-12-01 13:39:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-12-01 13:39:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 13:39:56,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:39:56,151 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:39:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:39:56,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:39:56,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:39:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:39:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-12-01 13:39:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-12-01 13:39:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 13:39:56,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:39:56,402 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 13:39:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:39:56,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 13:39:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:40:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:40:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-12-01 13:40:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-12-01 13:40:03,333 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 13:40:03,333 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-01 13:40:03,339 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 13:40:03,378 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-01 13:40:03,382 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,382 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,382 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,382 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,385 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,385 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,385 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,385 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,386 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 13:40:03,386 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,386 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,387 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,387 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,387 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,387 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,387 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,388 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,388 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 13:40:03,388 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,388 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,389 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 13:40:03,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,391 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,391 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:40:03,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:40:03 ImpRootNode [2018-12-01 13:40:03,391 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:40:03,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:40:03,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:40:03,392 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:40:03,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:39:56" (3/4) ... [2018-12-01 13:40:03,395 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 13:40:03,401 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-12-01 13:40:03,402 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-01 13:40:03,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result [2018-12-01 13:40:03,440 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a6676a75-04a5-4887-b76e-8f765426adc2/bin-2019/ukojak/witness.graphml [2018-12-01 13:40:03,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:40:03,440 INFO L168 Benchmark]: Toolchain (without parser) took 57943.37 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 235.9 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -94.7 MB). Peak memory consumption was 141.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,441 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:40:03,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 173.58 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 34.1 MB). Free memory was 928.6 MB in the beginning and 1.0 GB in the end (delta: -83.8 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,442 INFO L168 Benchmark]: Boogie Preprocessor took 57.91 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 201.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,442 INFO L168 Benchmark]: RCFGBuilder took 50262.02 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,443 INFO L168 Benchmark]: CodeCheck took 7361.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 121.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,443 INFO L168 Benchmark]: Witness Printer took 48.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:40:03,444 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, 40 locations, 1 error locations. SAFE Result, 7.2s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 92 SDtfs, 26 SDslu, 20 SDs, 0 SdLazy, 144 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 3 QuantifiedInterpolants, 2608 SizeOfPredicates, 17 NumberOfNonLiveVariables, 182 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 135]: 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: 114]: Loop Invariant [2018-12-01 13:40:03,445 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,445 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,445 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,445 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,446 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,446 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,446 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,446 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 114]: Loop Invariant [2018-12-01 13:40:03,447 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,447 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,447 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,447 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,448 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,448 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,448 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,448 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == x - InvariantResult [Line: 41]: Loop Invariant [2018-12-01 13:40:03,449 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,449 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,449 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,449 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 36]: Loop Invariant [2018-12-01 13:40:03,450 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,450 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,450 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,450 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,450 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,451 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,451 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 13:40:03,451 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 173.58 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 34.1 MB). Free memory was 928.6 MB in the beginning and 1.0 GB in the end (delta: -83.8 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.91 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 201.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 50262.02 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * CodeCheck took 7361.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 121.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 11.5 GB. * Witness Printer took 48.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...