./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_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_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ................................................................................................................................................................................................................................. 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_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:02:22,464 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:02:22,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:02:22,471 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:02:22,471 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:02:22,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:02:22,472 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:02:22,473 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:02:22,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:02:22,474 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:02:22,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:02:22,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:02:22,475 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:02:22,476 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:02:22,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:02:22,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:02:22,477 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:02:22,478 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:02:22,479 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:02:22,479 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:02:22,480 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:02:22,480 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:02:22,481 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:02:22,482 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:02:22,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:02:22,482 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:02:22,483 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:02:22,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:02:22,483 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:02:22,484 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:02:22,484 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:02:22,484 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:02:22,484 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:02:22,484 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:02:22,485 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:02:22,485 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:02:22,485 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:02:22,492 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:02:22,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:02:22,493 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:02:22,493 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:02:22,493 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:02:22,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:02:22,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:02:22,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:02:22,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:02:22,495 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:02:22,495 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:02:22,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:02:22,495 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:02:22,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:02:22,496 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_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-12-08 13:02:22,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:02:22,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:02:22,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:02:22,522 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:02:22,522 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:02:22,522 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-12-08 13:02:22,565 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/98fb0bffc/d5502ba43d614daba9021547c1189d3e/FLAG9c9c53b74 [2018-12-08 13:02:22,945 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:02:22,945 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-12-08 13:02:22,948 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/98fb0bffc/d5502ba43d614daba9021547c1189d3e/FLAG9c9c53b74 [2018-12-08 13:02:22,956 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/98fb0bffc/d5502ba43d614daba9021547c1189d3e [2018-12-08 13:02:22,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:02:22,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:02:22,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:02:22,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:02:22,961 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:02:22,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:02:22" (1/1) ... [2018-12-08 13:02:22,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97cb65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:22, skipping insertion in model container [2018-12-08 13:02:22,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:02:22" (1/1) ... [2018-12-08 13:02:22,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:02:22,981 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:02:23,077 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:02:23,079 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:02:23,093 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:02:23,105 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:02:23,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23 WrapperNode [2018-12-08 13:02:23,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:02:23,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:02:23,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:02:23,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:02:23,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:02:23,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:02:23,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:02:23,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:02:23,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:02:23,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:02:23,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:02:23,183 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:02:23,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:02:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:02:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:02:23,375 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:02:23,375 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 13:02:23,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:23 BoogieIcfgContainer [2018-12-08 13:02:23,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:02:23,376 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:02:23,376 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:02:23,387 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:02:23,387 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:23" (1/1) ... [2018-12-08 13:02:23,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:02:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:02:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-08 13:02:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-08 13:02:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:02:23,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:02:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:02:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:02:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:02:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-08 13:02:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-08 13:02:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 13:02:23,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:02:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:02:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:02:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:02:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:02:23,609 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 13:02:23,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:02:23 ImpRootNode [2018-12-08 13:02:23,630 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:02:23,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:02:23,631 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:02:23,631 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:02:23,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:23" (3/4) ... [2018-12-08 13:02:23,634 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 13:02:23,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:02:23,635 INFO L168 Benchmark]: Toolchain (without parser) took 676.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -80.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,636 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:02:23,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 146.68 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,638 INFO L168 Benchmark]: Boogie Preprocessor took 21.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:02:23,638 INFO L168 Benchmark]: RCFGBuilder took 192.72 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,639 INFO L168 Benchmark]: CodeCheck took 254.34 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,639 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:23,641 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, 24 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L74] float x = 1.0f / 0.0f; [L12] __uint32_t w; [L14] int exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L22] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L24] COND FALSE !(exponent_less_127 < 23) [L40] COND FALSE !(exponent_less_127 == 128) [L44] return x; [L75] float res = round_float(x); [L56] __int32_t ix; [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (ix) = gf_u.word [L62] ix &= 0x7fffffff [L63] return ((ix) == 0x7f800000L); [L78] COND TRUE !isinf_float(res) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 146.68 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 192.72 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * CodeCheck took 254.34 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. 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 [2018-12-08 13:02:24,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:02:24,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:02:24,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:02:24,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:02:24,969 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:02:24,970 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:02:24,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:02:24,971 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:02:24,972 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:02:24,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:02:24,972 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:02:24,973 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:02:24,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:02:24,974 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:02:24,974 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:02:24,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:02:24,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:02:24,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:02:24,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:02:24,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:02:24,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:02:24,979 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:02:24,979 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:02:24,979 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:02:24,980 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:02:24,980 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:02:24,980 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:02:24,981 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:02:24,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:02:24,981 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:02:24,982 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:02:24,982 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:02:24,982 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:02:24,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:02:24,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:02:24,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 13:02:24,990 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:02:24,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:02:24,991 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:02:24,991 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:02:24,991 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:02:24,992 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:02:24,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:02:24,993 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:02:24,993 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:02:24,993 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:02:24,993 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:02:24,994 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:02:24,994 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_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2018-12-08 13:02:25,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:02:25,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:02:25,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:02:25,026 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:02:25,026 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:02:25,026 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-12-08 13:02:25,063 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/ffc6a1721/00faa80aabbc47efa94de5142d1b2356/FLAGed8190776 [2018-12-08 13:02:25,460 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:02:25,460 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/sv-benchmarks/c/float-newlib/float_req_bl_1032c_true-unreach-call.c [2018-12-08 13:02:25,464 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/ffc6a1721/00faa80aabbc47efa94de5142d1b2356/FLAGed8190776 [2018-12-08 13:02:25,472 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/data/ffc6a1721/00faa80aabbc47efa94de5142d1b2356 [2018-12-08 13:02:25,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:02:25,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:02:25,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:02:25,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:02:25,477 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:02:25,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e2f300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25, skipping insertion in model container [2018-12-08 13:02:25,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:02:25,496 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:02:25,606 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:02:25,610 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:02:25,627 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:02:25,641 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:02:25,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25 WrapperNode [2018-12-08 13:02:25,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:02:25,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:02:25,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:02:25,642 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:02:25,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:02:25,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:02:25,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:02:25,665 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:02:25,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:02:25,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:02:25,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:02:25,684 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:02:25,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:02:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/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 [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:02:25,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:02:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:02:25,844 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:02:25,905 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:02:25,941 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:02:25,942 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 13:02:25,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:25 BoogieIcfgContainer [2018-12-08 13:02:25,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:02:25,942 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:02:25,942 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:02:25,948 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:02:25,949 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:25" (1/1) ... [2018-12-08 13:02:25,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:02:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:02:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-08 13:02:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-08 13:02:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:02:25,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:02:26,012 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:02:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:02:26,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:02:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:02:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:02:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-08 13:02:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-08 13:02:26,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 13:02:26,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:02:26,042 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:02:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:02:26,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:02:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:02:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:02:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-08 13:02:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-08 13:02:26,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:02:26,576 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2018-12-08 13:02:26,582 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:02:26,608 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 13:02:26,611 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,612 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,612 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,612 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,612 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,616 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 13:02:26,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,618 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 13:02:26,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:02:26,620 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 13:02:26,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:02:26 ImpRootNode [2018-12-08 13:02:26,621 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:02:26,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:02:26,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:02:26,621 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:02:26,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:02:25" (3/4) ... [2018-12-08 13:02:26,624 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:02:26,630 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-08 13:02:26,630 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 13:02:26,630 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 13:02:26,647 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2018-12-08 13:02:26,659 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cf2aa823-fd1e-477d-9657-3612b3fe8b5e/bin-2019/ukojak/witness.graphml [2018-12-08 13:02:26,659 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:02:26,660 INFO L168 Benchmark]: Toolchain (without parser) took 1185.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:26,661 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-08 13:02:26,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.31 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:26,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:26,661 INFO L168 Benchmark]: Boogie Preprocessor took 18.86 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:02:26,662 INFO L168 Benchmark]: RCFGBuilder took 257.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:26,662 INFO L168 Benchmark]: CodeCheck took 678.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:02:26,662 INFO L168 Benchmark]: Witness Printer took 38.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:02:26,663 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, 24 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 10 SDslu, 8 SDs, 0 SdLazy, 72 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 1 QuantifiedInterpolants, 1594 SizeOfPredicates, 11 NumberOfNonLiveVariables, 60 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 79]: 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: 57]: Loop Invariant [2018-12-08 13:02:26,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 57]: Loop Invariant [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 11]: Loop Invariant [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant [2018-12-08 13:02:26,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:02:26,668 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()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 166.31 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.86 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 257.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 678.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 11.5 GB. * Witness Printer took 38.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...