./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 e244339627025cb250c22854e0eaa32467bc4188 ....................................................................................................................................................................................................................................................... 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_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 e244339627025cb250c22854e0eaa32467bc4188 ................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 23:16:40,034 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:16:40,035 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:16:40,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:16:40,043 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:16:40,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:16:40,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:16:40,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:16:40,046 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:16:40,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:16:40,047 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:16:40,047 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:16:40,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:16:40,048 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:16:40,050 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:16:40,050 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:16:40,051 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:16:40,052 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:16:40,053 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:16:40,054 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:16:40,055 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:16:40,056 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:16:40,058 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:16:40,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:16:40,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:16:40,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:16:40,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:16:40,060 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:16:40,061 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:16:40,062 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:16:40,062 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:16:40,063 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:16:40,063 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:16:40,063 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:16:40,063 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:16:40,064 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:16:40,064 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 23:16:40,074 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:16:40,074 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:16:40,075 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:16:40,075 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:16:40,075 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:16:40,075 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:16:40,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:16:40,076 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:16:40,077 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:16:40,077 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:16:40,077 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:16:40,077 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:16:40,077 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:16:40,078 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:16:40,078 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:16:40,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:16:40,079 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:16:40,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:16:40,079 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:16:40,079 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 23:16:40,079 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:16:40,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 23:16:40,079 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_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 -> e244339627025cb250c22854e0eaa32467bc4188 [2018-11-09 23:16:40,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:16:40,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:16:40,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:16:40,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:16:40,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:16:40,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c [2018-11-09 23:16:40,146 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/238641b53/5c45d304cfe94b7e82c4fd308b932c2c/FLAG86f28c0fd [2018-11-09 23:16:40,547 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:16:40,548 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c [2018-11-09 23:16:40,552 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/238641b53/5c45d304cfe94b7e82c4fd308b932c2c/FLAG86f28c0fd [2018-11-09 23:16:40,561 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/238641b53/5c45d304cfe94b7e82c4fd308b932c2c [2018-11-09 23:16:40,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:16:40,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:16:40,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:16:40,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:16:40,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:16:40,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc8502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40, skipping insertion in model container [2018-11-09 23:16:40,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:16:40,594 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:16:40,714 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:16:40,716 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:16:40,749 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:16:40,766 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:16:40,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40 WrapperNode [2018-11-09 23:16:40,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:16:40,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:16:40,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:16:40,767 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:16:40,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:16:40,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:16:40,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:16:40,843 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:16:40,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... [2018-11-09 23:16:40,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:16:40,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:16:40,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:16:40,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:16:40,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 [2018-11-09 23:16:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-09 23:16:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-09 23:16:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 23:16:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-09 23:16:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:16:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:16:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-09 23:16:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 23:16:41,714 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:16:41,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:16:41 BoogieIcfgContainer [2018-11-09 23:16:41,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:16:41,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:16:41,715 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:16:41,723 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:16:41,723 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:16:41" (1/1) ... [2018-11-09 23:16:41,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:16:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:16:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-09 23:16:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-09 23:16:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-09 23:16:41,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:16:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:16:41,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:16:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:16:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-09 23:16:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-09 23:16:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-09 23:16:41,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:16:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:16:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:16:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:16:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:16:41,946 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-09 23:16:41,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:16:41 ImpRootNode [2018-11-09 23:16:41,976 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:16:41,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:16:41,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:16:41,977 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:16:41,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:16:41" (3/4) ... [2018-11-09 23:16:41,981 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 23:16:41,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:16:41,982 INFO L168 Benchmark]: Toolchain (without parser) took 1418.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -52.1 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,984 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:16:41,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.05 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 944.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,985 INFO L168 Benchmark]: Boogie Preprocessor took 34.00 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. [2018-11-09 23:16:41,986 INFO L168 Benchmark]: RCFGBuilder took 837.53 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: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,986 INFO L168 Benchmark]: CodeCheck took 261.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,987 INFO L168 Benchmark]: Witness Printer took 5.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:16:41,990 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, 126 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 198]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someUnaryDOUBLEoperation at line 111, overapproximation of bitwiseAnd at line 125, overapproximation of someUnaryFLOAToperation at line 109, overapproximation of someBinaryArithmeticFLOAToperation at line 128. Possible FailurePath: [L24] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L107-L115] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L193] float x = 0.0f; [L194] CALL, EXPR __ieee754_asinf(x) [L118] float t, w, p, q, c, r, s; [L119] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L121] FCALL ieee_float_shape_type gf_u; [L122] FCALL gf_u.value = (x) [L123] EXPR, FCALL gf_u.word [L123] (hx) = gf_u.word [L124] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L125] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L126] COND TRUE ix == 0x3f800000 [L128] RET return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L194] EXPR __ieee754_asinf(x) [L194] float res = __ieee754_asinf(x); [L197] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L197] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L198] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 202.05 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 944.1 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 76.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.00 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 837.53 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: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. * CodeCheck took 261.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Witness Printer took 5.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 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 0.1.23-1dbac8b [2018-11-09 23:16:43,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:16:43,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:16:43,422 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:16:43,422 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:16:43,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:16:43,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:16:43,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:16:43,427 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:16:43,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:16:43,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:16:43,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:16:43,429 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:16:43,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:16:43,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:16:43,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:16:43,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:16:43,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:16:43,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:16:43,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:16:43,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:16:43,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:16:43,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:16:43,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:16:43,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:16:43,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:16:43,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:16:43,442 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:16:43,443 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:16:43,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:16:43,444 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:16:43,444 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:16:43,444 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:16:43,445 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:16:43,446 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:16:43,447 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:16:43,447 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-09 23:16:43,457 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:16:43,458 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:16:43,458 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:16:43,458 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:16:43,459 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:16:43,459 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:16:43,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:16:43,459 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:16:43,459 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:16:43,459 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:16:43,460 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:16:43,461 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:16:43,461 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:16:43,461 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:16:43,461 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:16:43,461 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:16:43,461 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:16:43,462 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 23:16:43,462 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 23:16:43,463 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_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 -> e244339627025cb250c22854e0eaa32467bc4188 [2018-11-09 23:16:43,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:16:43,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:16:43,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:16:43,504 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:16:43,505 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:16:43,505 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c [2018-11-09 23:16:43,548 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/e93a3c8db/20258294c6b34c3db4ed8c1091b25d5f/FLAGcb778b040 [2018-11-09 23:16:43,943 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:16:43,943 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/sv-benchmarks/c/float-newlib/float_req_bl_0270b_true-unreach-call.c [2018-11-09 23:16:43,948 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/e93a3c8db/20258294c6b34c3db4ed8c1091b25d5f/FLAGcb778b040 [2018-11-09 23:16:43,957 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/data/e93a3c8db/20258294c6b34c3db4ed8c1091b25d5f [2018-11-09 23:16:43,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:16:43,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:16:43,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:16:43,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:16:43,965 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:16:43,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:16:43" (1/1) ... [2018-11-09 23:16:43,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de11074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:43, skipping insertion in model container [2018-11-09 23:16:43,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:16:43" (1/1) ... [2018-11-09 23:16:43,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:16:43,991 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:16:44,146 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:16:44,150 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:16:44,189 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:16:44,208 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:16:44,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44 WrapperNode [2018-11-09 23:16:44,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:16:44,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:16:44,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:16:44,209 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:16:44,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:16:44,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:16:44,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:16:44,248 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:16:44,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... [2018-11-09 23:16:44,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:16:44,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:16:44,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:16:44,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:16:44,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:16:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/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 [2018-11-09 23:16:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:16:44,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 23:16:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-09 23:16:44,519 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:16:44,525 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:16:55,133 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:16:55,140 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:05,469 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:05,477 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:15,619 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:15,624 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:18,992 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:18,996 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 23:17:40,304 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:17:40,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:17:40 BoogieIcfgContainer [2018-11-09 23:17:40,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:17:40,305 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:17:40,305 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:17:40,312 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:17:40,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:17:40" (1/1) ... [2018-11-09 23:17:40,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:17:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-09 23:17:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-09 23:17:40,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-09 23:17:40,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:40,377 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:40,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:40,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-09 23:17:40,424 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-09 23:17:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-09 23:17:40,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:40,425 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:40,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:40,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:42,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-09 23:17:42,052 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-09 23:17:42,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-09 23:17:42,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:42,053 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:42,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2018-11-09 23:17:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2018-11-09 23:17:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-09 23:17:42,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:42,769 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:43,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:54,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2018-11-09 23:17:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2018-11-09 23:17:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-09 23:17:54,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:54,507 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:54,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:54,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:58,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:58,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-09 23:17:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-09 23:17:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-09 23:17:58,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:58,427 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:58,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:58,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-11-09 23:17:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-11-09 23:17:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-09 23:17:58,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:58,462 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:58,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:58,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 57 states and 80 transitions. [2018-11-09 23:17:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2018-11-09 23:17:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-09 23:17:58,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:58,910 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:58,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:17:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:17:58,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2018-11-09 23:17:58,937 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2018-11-09 23:17:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-09 23:17:58,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:17:58,938 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:17:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:17:58,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:17:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:18:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:18:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2018-11-09 23:18:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2018-11-09 23:18:01,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-09 23:18:01,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:18:01,357 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:18:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:18:01,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:18:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:18:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:18:01,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2018-11-09 23:18:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2018-11-09 23:18:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-09 23:18:01,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:18:01,404 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:18:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:18:01,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:18:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:18:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:18:01,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-11-09 23:18:01,441 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-11-09 23:18:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-09 23:18:01,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:18:01,442 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:18:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:18:01,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:18:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:18:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:18:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2018-11-09 23:18:01,479 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2018-11-09 23:18:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-09 23:18:01,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:18:01,480 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-09 23:18:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:18:02,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 23:18:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:18:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:18:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-09 23:18:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-09 23:18:03,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-09 23:18:03,660 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2018-11-09 23:18:03,665 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-09 23:18:03,764 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-09 23:18:03,766 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-09 23:18:03,769 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,770 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,770 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,770 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,771 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,772 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,772 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-09 23:18:03,773 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-09 23:18:03,773 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-09 23:18:03,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:18:03 ImpRootNode [2018-11-09 23:18:03,773 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:18:03,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:18:03,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:18:03,774 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:18:03,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:17:40" (3/4) ... [2018-11-09 23:18:03,776 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-09 23:18:03,784 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2018-11-09 23:18:03,784 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-09 23:18:03,784 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-09 23:18:03,785 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-09 23:18:03,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-11-09 23:18:03,836 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1e5b594b-044d-4ece-aad1-f5108fe41c23/bin-2019/ukojak/witness.graphml [2018-11-09 23:18:03,837 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:18:03,837 INFO L168 Benchmark]: Toolchain (without parser) took 79876.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 950.8 MB in the beginning and 1.0 GB in the end (delta: -93.0 MB). Peak memory consumption was 109.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,838 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:18:03,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.97 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.88 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,839 INFO L168 Benchmark]: Boogie Preprocessor took 81.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,839 INFO L168 Benchmark]: RCFGBuilder took 55975.10 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: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,840 INFO L168 Benchmark]: CodeCheck took 23468.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -33.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,840 INFO L168 Benchmark]: Witness Printer took 63.09 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: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-09 23:18:03,842 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, 126 locations, 1 error locations. SAFE Result, 23.3s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 80576 SDtfs, 24348 SDslu, 11496 SDs, 0 SdLazy, 97536 SolverSat, 28900 SolverUnsat, 1024 SolverUnknown, 0 SolverNotchecked, 165.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1939 GetRequests, 1879 SyntacticMatches, 8 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 247 NumberOfCodeBlocks, 247 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 234 ConstructedInterpolants, 7 QuantifiedInterpolants, 14154 SizeOfPredicates, 37 NumberOfNonLiveVariables, 831 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 198]: 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: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant [2018-11-09 23:18:03,842 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,843 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 23:18:03,844 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E30)) == huge_asin && one_asin == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0))) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.97 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.88 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 81.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 55975.10 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: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. * CodeCheck took 23468.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -33.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Witness Printer took 63.09 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: 15.8 MB). Peak memory consumption was 15.8 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...