./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_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_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 .............................................................................................................................................................................................................................................................. 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_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ............................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:27:10,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:27:10,026 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:27:10,033 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:27:10,033 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:27:10,034 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:27:10,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:27:10,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:27:10,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:27:10,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:27:10,040 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:27:10,041 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:27:10,041 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:27:10,042 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:27:10,044 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:27:10,045 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:27:10,046 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:27:10,048 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:27:10,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:27:10,052 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:27:10,053 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:27:10,054 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:27:10,056 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:27:10,057 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:27:10,057 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:27:10,058 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:27:10,059 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:27:10,060 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:27:10,061 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:27:10,062 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:27:10,062 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:27:10,063 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:27:10,063 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:27:10,063 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:27:10,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:27:10,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:27:10,066 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:27:10,079 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:27:10,079 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:27:10,080 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:27:10,080 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:27:10,081 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:27:10,081 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:27:10,082 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:27:10,082 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:27:10,082 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:27:10,082 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:27:10,082 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:27:10,083 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:27:10,083 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:27:10,083 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:27:10,083 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:27:10,085 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:27:10,085 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:27:10,085 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:27:10,085 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:27:10,086 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:27:10,086 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:27:10,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:27:10,086 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:27:10,086 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:27:10,087 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:27:10,087 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:27:10,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:27:10,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:27:10,087 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_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-11-10 03:27:10,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:27:10,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:27:10,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:27:10,135 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:27:10,135 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:27:10,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-11-10 03:27:10,181 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/7c757325b/d424c72b8c5c46c595864700ea023de8/FLAG2e8b90c11 [2018-11-10 03:27:10,540 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:27:10,541 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-11-10 03:27:10,546 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/7c757325b/d424c72b8c5c46c595864700ea023de8/FLAG2e8b90c11 [2018-11-10 03:27:10,559 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/7c757325b/d424c72b8c5c46c595864700ea023de8 [2018-11-10 03:27:10,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:27:10,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:27:10,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:27:10,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:27:10,568 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:27:10,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144a1ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10, skipping insertion in model container [2018-11-10 03:27:10,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:27:10,596 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:27:10,740 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:27:10,745 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:27:10,773 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:27:10,791 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:27:10,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10 WrapperNode [2018-11-10 03:27:10,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:27:10,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:27:10,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:27:10,792 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:27:10,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:27:10,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:27:10,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:27:10,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:27:10,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... [2018-11-10 03:27:10,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:27:10,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:27:10,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:27:10,916 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:27:10,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 [2018-11-10 03:27:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 03:27:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 03:27:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 03:27:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:27:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 03:27:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:27:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:27:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 03:27:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:27:11,957 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:27:11,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:27:11 BoogieIcfgContainer [2018-11-10 03:27:11,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:27:11,959 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:27:11,959 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:27:11,971 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:27:11,972 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:27:11" (1/1) ... [2018-11-10 03:27:11,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:27:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:27:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-11-10 03:27:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-11-10 03:27:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 03:27:12,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:27:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:27:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:27:12,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:27:12,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-11-10 03:27:12,159 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-11-10 03:27:12,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 03:27:12,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:27:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:27:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:27:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:27:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:27:12,374 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 03:27:12,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:27:12 ImpRootNode [2018-11-10 03:27:12,416 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:27:12,417 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:27:12,417 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:27:12,417 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:27:12,418 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:27:11" (3/4) ... [2018-11-10 03:27:12,422 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:27:12,422 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:27:12,424 INFO L168 Benchmark]: Toolchain (without parser) took 1860.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 959.1 MB in the beginning and 959.8 MB in the end (delta: -668.9 kB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,426 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:27:12,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,429 INFO L168 Benchmark]: Boogie Preprocessor took 36.48 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,430 INFO L168 Benchmark]: RCFGBuilder took 1042.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 102.7 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,430 INFO L168 Benchmark]: CodeCheck took 457.32 ms. Allocated memory is still 1.1 GB. Free memory was 988.4 MB in the beginning and 959.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:27:12,431 INFO L168 Benchmark]: Witness Printer took 6.16 ms. Allocated memory is still 1.1 GB. Free memory is still 959.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:27:12,437 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, 114 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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: 142]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 62, overapproximation of someUnaryFLOAToperation at line 137, overapproximation of someBinaryArithmeticFLOAToperation at line 65. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L29-L34] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L137] float x = -0.0f; [L138] CALL, EXPR atan_float(x) [L54] float w, s1, s2, z; [L55] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L58] FCALL ieee_float_shape_type gf_u; [L59] FCALL gf_u.value = (x) [L60] EXPR, FCALL gf_u.word [L60] (hx) = gf_u.word [L61] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L62] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] COND TRUE ix >= 0x50800000 [L64] COND TRUE ((ix) > 0x7f800000L) [L65] RET return x + x; VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L138] EXPR atan_float(x) [L138] float res = atan_float(x); [L141] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L141] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L142] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={5:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.48 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1042.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 102.7 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. * CodeCheck took 457.32 ms. Allocated memory is still 1.1 GB. Free memory was 988.4 MB in the beginning and 959.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.16 ms. Allocated memory is still 1.1 GB. Free memory is still 959.8 MB. 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 0.1.23-1dbac8b [2018-11-10 03:27:14,161 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:27:14,163 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:27:14,173 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:27:14,174 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:27:14,175 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:27:14,176 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:27:14,177 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:27:14,178 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:27:14,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:27:14,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:27:14,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:27:14,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:27:14,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:27:14,183 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:27:14,183 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:27:14,184 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:27:14,185 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:27:14,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:27:14,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:27:14,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:27:14,190 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:27:14,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:27:14,193 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:27:14,193 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:27:14,194 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:27:14,194 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:27:14,195 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:27:14,196 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:27:14,197 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:27:14,197 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:27:14,198 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:27:14,198 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:27:14,198 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:27:14,199 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:27:14,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:27:14,200 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 03:27:14,213 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:27:14,213 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:27:14,214 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:27:14,214 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:27:14,214 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:27:14,215 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:27:14,215 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:27:14,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:27:14,215 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:27:14,215 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:27:14,215 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:27:14,216 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:27:14,217 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:27:14,217 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:27:14,217 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:27:14,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:27:14,217 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:27:14,217 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:27:14,218 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:27:14,218 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:27:14,218 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:27:14,218 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 03:27:14,218 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:27:14,218 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:27:14,219 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:27:14,219 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:27:14,219 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_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-11-10 03:27:14,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:27:14,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:27:14,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:27:14,272 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:27:14,272 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:27:14,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-11-10 03:27:14,327 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/040eb5acd/acf9c17476034a81b056dfdef6dea32d/FLAG65f38554c [2018-11-10 03:27:14,703 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:27:14,703 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-11-10 03:27:14,709 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/040eb5acd/acf9c17476034a81b056dfdef6dea32d/FLAG65f38554c [2018-11-10 03:27:14,724 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/data/040eb5acd/acf9c17476034a81b056dfdef6dea32d [2018-11-10 03:27:14,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:27:14,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:27:14,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:27:14,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:27:14,731 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:27:14,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:27:14" (1/1) ... [2018-11-10 03:27:14,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3f946c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:14, skipping insertion in model container [2018-11-10 03:27:14,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:27:14" (1/1) ... [2018-11-10 03:27:14,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:27:14,765 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:27:14,951 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:27:14,960 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:27:15,009 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:27:15,035 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:27:15,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15 WrapperNode [2018-11-10 03:27:15,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:27:15,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:27:15,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:27:15,036 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:27:15,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:27:15,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:27:15,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:27:15,085 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:27:15,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... [2018-11-10 03:27:15,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:27:15,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:27:15,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:27:15,123 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:27:15,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:27:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/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 [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:27:15,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:27:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 03:27:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 03:27:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 03:27:15,383 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,388 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,394 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,399 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,411 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,415 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,426 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,430 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,435 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,439 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,443 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,447 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,452 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,456 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,460 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,465 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,469 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,473 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,477 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,498 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,923 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:15,940 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:29,615 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:27:29,621 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:14,072 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:32:14,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:32:14 BoogieIcfgContainer [2018-11-10 03:32:14,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:32:14,073 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:32:14,073 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:32:14,081 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:32:14,081 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:32:14" (1/1) ... [2018-11-10 03:32:14,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:32:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-11-10 03:32:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-11-10 03:32:14,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 03:32:14,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:14,152 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:14,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-11-10 03:32:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-11-10 03:32:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 03:32:14,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:14,217 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:14,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:14,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-11-10 03:32:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-11-10 03:32:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 03:32:14,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:14,894 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:14,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-11-10 03:32:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-11-10 03:32:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 03:32:37,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:37,494 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:38,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-10 03:32:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-10 03:32:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 03:32:38,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:38,213 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:38,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:38,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:38,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-11-10 03:32:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-11-10 03:32:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 03:32:38,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:38,250 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:38,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-11-10 03:32:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-11-10 03:32:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 03:32:40,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:32:40,239 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 03:32:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:32:40,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:32:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:32:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:32:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-11-10 03:32:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-11-10 03:32:41,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:32:41,054 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 03:32:41,060 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 03:32:41,151 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:32:41,153 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 03:32:41,157 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 03:32:41,157 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 03:32:41,158 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,158 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,159 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,159 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,159 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,159 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,160 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,160 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,160 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 03:32:41,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:32:41 ImpRootNode [2018-11-10 03:32:41,161 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:32:41,161 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:32:41,161 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:32:41,161 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:32:41,162 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:32:14" (3/4) ... [2018-11-10 03:32:41,165 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:32:41,172 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 74 nodes and edges [2018-11-10 03:32:41,173 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 03:32:41,173 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 03:32:41,173 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 03:32:41,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-10 03:32:41,220 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f04081b4-b304-455a-9cb5-0a8fd0c7cbac/bin-2019/ukojak/witness.graphml [2018-11-10 03:32:41,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:32:41,220 INFO L168 Benchmark]: Toolchain (without parser) took 326493.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.0 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:41,221 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-10 03:32:41,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.06 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:41,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.19 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. [2018-11-10 03:32:41,222 INFO L168 Benchmark]: Boogie Preprocessor took 37.94 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:32:41,222 INFO L168 Benchmark]: RCFGBuilder took 298949.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 928.3 MB in the beginning and 999.8 MB in the end (delta: -71.6 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:41,222 INFO L168 Benchmark]: CodeCheck took 27087.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 999.8 MB in the beginning and 1.1 GB in the end (delta: -115.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:32:41,223 INFO L168 Benchmark]: Witness Printer took 58.83 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:41,224 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, 114 locations, 1 error locations. SAFE Result, 26.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1332 SDtfs, 598 SDslu, 404 SDs, 0 SdLazy, 2100 SolverSat, 538 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 108.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 693 GetRequests, 649 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 4 QuantifiedInterpolants, 4610 SizeOfPredicates, 30 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 142]: 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: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 57]: Loop Invariant [2018-11-10 03:32:41,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 03:32:41,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (one_atan == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0E30)) == huge_atan - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 308.06 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.19 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 37.94 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 298949.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 928.3 MB in the beginning and 999.8 MB in the end (delta: -71.6 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. * CodeCheck took 27087.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 999.8 MB in the beginning and 1.1 GB in the end (delta: -115.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 58.83 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: 7.5 MB). Peak memory consumption was 7.5 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...