./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_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_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ....................................................................................................................................................................................................................................... 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_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ................................................................................................................................................................................................................................................................................................................................................................ 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 18:06:01,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:06:01,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:06:01,630 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:06:01,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:06:01,631 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:06:01,632 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:06:01,633 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:06:01,634 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:06:01,634 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:06:01,635 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:06:01,635 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:06:01,636 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:06:01,636 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:06:01,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:06:01,637 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:06:01,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:06:01,638 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:06:01,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:06:01,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:06:01,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:06:01,641 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:06:01,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:06:01,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:06:01,642 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:06:01,642 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:06:01,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:06:01,643 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:06:01,644 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:06:01,644 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:06:01,644 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:06:01,645 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:06:01,645 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:06:01,645 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:06:01,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:06:01,646 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:06:01,646 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 18:06:01,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:06:01,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:06:01,653 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:06:01,653 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:06:01,654 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:06:01,654 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:06:01,654 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:06:01,655 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:06:01,655 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:06:01,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:06:01,655 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:06:01,656 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:06:01,656 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:06:01,656 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 18:06:01,656 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:06:01,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 18:06:01,656 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_9a60719d-39f4-470d-a90d-67551e7aceaf/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-12-01 18:06:01,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:06:01,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:06:01,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:06:01,682 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:06:01,682 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:06:01,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-01 18:06:01,716 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/336cbcb45/52289dc28a3144daa35be1a60276ad32/FLAG07342b463 [2018-12-01 18:06:02,035 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:06:02,035 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-01 18:06:02,039 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/336cbcb45/52289dc28a3144daa35be1a60276ad32/FLAG07342b463 [2018-12-01 18:06:02,444 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/336cbcb45/52289dc28a3144daa35be1a60276ad32 [2018-12-01 18:06:02,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:06:02,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:06:02,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:06:02,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:06:02,450 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:06:02,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02, skipping insertion in model container [2018-12-01 18:06:02,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:06:02,472 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:06:02,592 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:06:02,595 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:06:02,616 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:06:02,665 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:06:02,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02 WrapperNode [2018-12-01 18:06:02,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:06:02,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:06:02,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:06:02,666 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:06:02,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:06:02,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:06:02,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:06:02,696 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:06:02,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:02,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:06:02,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:06:02,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:06:02,720 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:06:02,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/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 18:06:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 18:06:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 18:06:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 18:06:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 18:06:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:06:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:06:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 18:06:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 18:06:02,994 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:06:02,994 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 18:06:02,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:06:02 BoogieIcfgContainer [2018-12-01 18:06:02,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:06:02,995 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:06:02,995 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:06:03,002 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:06:03,002 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:06:02" (1/1) ... [2018-12-01 18:06:03,009 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:06:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:06:03,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-01 18:06:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-01 18:06:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-01 18:06:03,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:06:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:06:03,096 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 18:06:03,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:06:03,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-01 18:06:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-01 18:06:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 18:06:03,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:06:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:06:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:06:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:06:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:06:03,175 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 18:06:03,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:06:03 ImpRootNode [2018-12-01 18:06:03,195 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 18:06:03,195 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 18:06:03,195 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 18:06:03,195 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 18:06:03,196 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:06:02" (3/4) ... [2018-12-01 18:06:03,198 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 18:06:03,198 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 18:06:03,199 INFO L168 Benchmark]: Toolchain (without parser) took 751.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -85.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-12-01 18:06:03,200 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. [2018-12-01 18:06:03,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-12-01 18:06:03,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.08 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 18:06:03,201 INFO L168 Benchmark]: Boogie Preprocessor took 23.60 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. [2018-12-01 18:06:03,201 INFO L168 Benchmark]: RCFGBuilder took 274.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-12-01 18:06:03,201 INFO L168 Benchmark]: CodeCheck took 200.03 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-01 18:06:03,201 INFO L168 Benchmark]: Witness Printer took 2.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 18:06:03,203 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 125]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; [L120] float x = -1.0f / 0.0f; [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] ieee_float_shape_type gf_u; [L38] gf_u.value = (x) [L39] EXPR gf_u.word [L39] (ix) = gf_u.word [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] float res = __ieee754_logf(x); [L111] return x != x; [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * 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 217.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.08 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.60 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 274.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * CodeCheck took 200.03 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: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 18:06:04,552 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:06:04,553 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:06:04,559 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:06:04,559 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:06:04,560 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:06:04,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:06:04,562 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:06:04,563 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:06:04,564 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:06:04,564 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:06:04,564 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:06:04,565 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:06:04,566 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:06:04,566 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:06:04,567 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:06:04,567 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:06:04,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:06:04,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:06:04,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:06:04,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:06:04,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:06:04,575 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:06:04,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:06:04,575 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:06:04,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:06:04,576 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:06:04,577 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:06:04,577 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:06:04,578 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:06:04,578 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:06:04,579 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:06:04,579 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:06:04,579 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:06:04,580 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:06:04,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:06:04,580 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 18:06:04,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:06:04,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:06:04,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:06:04,592 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:06:04,592 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:06:04,592 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:06:04,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:06:04,592 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:06:04,593 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:06:04,594 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:06:04,594 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:06:04,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:06:04,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:06:04,595 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 18:06:04,595 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 18:06:04,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:06:04,595 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 18:06:04,595 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 18:06:04,595 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_9a60719d-39f4-470d-a90d-67551e7aceaf/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-12-01 18:06:04,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:06:04,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:06:04,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:06:04,631 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:06:04,632 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:06:04,632 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-01 18:06:04,670 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/f1139b81f/7b8a818319db41cab6b85fa8d1c080c0/FLAG3165c4ff2 [2018-12-01 18:06:05,102 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:06:05,103 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-01 18:06:05,107 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/f1139b81f/7b8a818319db41cab6b85fa8d1c080c0/FLAG3165c4ff2 [2018-12-01 18:06:05,115 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/data/f1139b81f/7b8a818319db41cab6b85fa8d1c080c0 [2018-12-01 18:06:05,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:06:05,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:06:05,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:06:05,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:06:05,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:06:05,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284ba15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05, skipping insertion in model container [2018-12-01 18:06:05,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:06:05,137 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:06:05,244 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:06:05,248 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:06:05,274 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:06:05,289 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:06:05,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05 WrapperNode [2018-12-01 18:06:05,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:06:05,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:06:05,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:06:05,290 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:06:05,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:06:05,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:06:05,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:06:05,348 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:06:05,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... [2018-12-01 18:06:05,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:06:05,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:06:05,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:06:05,368 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:06:05,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:06:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/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 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:06:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 18:06:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 18:06:05,507 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 18:06:25,010 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 18:09:32,348 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:09:32,348 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 18:09:32,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:09:32 BoogieIcfgContainer [2018-12-01 18:09:32,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:09:32,349 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:09:32,349 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:09:32,357 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:09:32,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:09:32" (1/1) ... [2018-12-01 18:09:32,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:09:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:09:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-01 18:09:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-01 18:09:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-01 18:09:32,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:09:32,422 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 18:09:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:09:32,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 18:09:32,453 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 18:09:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:09:32,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-01 18:09:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-01 18:09:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 18:09:32,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:09:32,460 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 18:09:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:09:32,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 18:09:32,609 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 18:09:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:09:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-01 18:09:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-01 18:09:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 18:09:33,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:09:33,405 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 18:09:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:09:33,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 18:09:33,799 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 18:10:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:10:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-12-01 18:10:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-12-01 18:10:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 18:10:00,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:10:00,113 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-01 18:10:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:10:00,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 18:10:00,139 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 18:10:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:10:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-01 18:10:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-01 18:10:01,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 18:10:01,495 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-01 18:10:01,501 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 18:10:01,538 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-01 18:10:01,541 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-01 18:10:01,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,545 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,546 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-01 18:10:01,547 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 18:10:01,547 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-01 18:10:01,547 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,547 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,548 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,548 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:10:01 ImpRootNode [2018-12-01 18:10:01,548 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 18:10:01,549 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 18:10:01,549 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 18:10:01,549 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 18:10:01,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:09:32" (3/4) ... [2018-12-01 18:10:01,552 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 18:10:01,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 18:10:01,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-01 18:10:01,575 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ~zero_log~0 : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~zero_log~0)) [2018-12-01 18:10:01,598 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9a60719d-39f4-470d-a90d-67551e7aceaf/bin-2019/ukojak/witness.graphml [2018-12-01 18:10:01,598 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 18:10:01,599 INFO L168 Benchmark]: Toolchain (without parser) took 236482.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.4 MB in the beginning and 991.8 MB in the end (delta: -48.4 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,600 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. [2018-12-01 18:10:01,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.65 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,600 INFO L168 Benchmark]: Boogie Preprocessor took 20.41 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,600 INFO L168 Benchmark]: RCFGBuilder took 206980.53 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,601 INFO L168 Benchmark]: CodeCheck took 29199.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.6 MB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,601 INFO L168 Benchmark]: Witness Printer took 49.81 ms. Allocated memory is still 1.2 GB. Free memory was 998.6 MB in the beginning and 991.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-01 18:10:01,602 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, 30 locations, 1 error locations. SAFE Result, 29.1s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 64 SDslu, 64 SDs, 0 SdLazy, 166 SolverSat, 50 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 51.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 265 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 1 QuantifiedInterpolants, 1660 SizeOfPredicates, 17 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 125]: 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: 32]: Loop Invariant [2018-12-01 18:10:01,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,605 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,605 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,605 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,605 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] Derived loop invariant: (\exists ~zero_log~0 : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~zero_log~0)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2018-12-01 18:10:01,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 18:10:01,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~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 171.65 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 57.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.41 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 206980.53 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. * CodeCheck took 29199.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.6 MB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. * Witness Printer took 49.81 ms. Allocated memory is still 1.2 GB. Free memory was 998.6 MB in the beginning and 991.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - 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...