./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_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_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 4dddb731074a9a249891d6adbc7c778d25efe28d ........................................................................................................................................................................................................................................................ 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_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 4dddb731074a9a249891d6adbc7c778d25efe28d ..................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:53:23,909 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:53:23,910 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:53:23,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:53:23,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:53:23,917 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:53:23,918 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:53:23,919 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:53:23,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:53:23,920 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:53:23,921 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:53:23,921 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:53:23,922 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:53:23,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:53:23,923 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:53:23,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:53:23,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:53:23,925 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:53:23,926 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:53:23,927 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:53:23,928 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:53:23,929 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:53:23,931 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:53:23,931 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:53:23,931 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:53:23,932 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:53:23,932 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:53:23,933 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:53:23,933 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:53:23,934 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:53:23,934 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:53:23,934 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:53:23,934 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:53:23,934 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:53:23,935 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:53:23,935 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:53:23,936 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 01:53:23,947 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:53:23,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:53:23,948 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:53:23,948 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:53:23,949 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:53:23,949 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:53:23,949 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:53:23,949 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:53:23,949 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:53:23,949 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:53:23,950 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:53:23,950 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:53:23,951 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:53:23,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:53:23,951 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:53:23,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:53:23,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:53:23,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:53:23,951 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:53:23,952 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 01:53:23,952 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:53:23,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:53:23,952 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_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2018-11-10 01:53:23,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:53:23,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:53:23,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:53:23,991 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:53:23,992 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:53:23,992 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-10 01:53:24,040 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/ac1ad4b64/31c0990039384f52ba0d27e99176aeab/FLAG0baa208ab [2018-11-10 01:53:24,456 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:53:24,456 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-10 01:53:24,462 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/ac1ad4b64/31c0990039384f52ba0d27e99176aeab/FLAG0baa208ab [2018-11-10 01:53:24,473 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/ac1ad4b64/31c0990039384f52ba0d27e99176aeab [2018-11-10 01:53:24,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:53:24,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:53:24,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:53:24,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:53:24,481 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:53:24,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,484 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 10.11 01:53:24, skipping insertion in model container [2018-11-10 01:53:24,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:53:24,517 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:53:24,655 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:53:24,658 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:53:24,691 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:53:24,713 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:53:24,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24 WrapperNode [2018-11-10 01:53:24,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:53:24,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:53:24,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:53:24,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:53:24,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:53:24,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:53:24,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:53:24,790 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:53:24,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... [2018-11-10 01:53:24,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:53:24,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:53:24,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:53:24,812 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:53:24,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 01:53:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 01:53:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 01:53:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 01:53:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 01:53:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:53:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:53:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 01:53:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 01:53:25,484 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:53:25,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:53:25 BoogieIcfgContainer [2018-11-10 01:53:25,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:53:25,485 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:53:25,485 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:53:25,491 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:53:25,491 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:53:25" (1/1) ... [2018-11-10 01:53:25,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:53:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:53:25,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-10 01:53:25,523 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-10 01:53:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 01:53:25,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:53:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:53:25,598 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 01:53:25,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:53:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-10 01:53:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-10 01:53:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 01:53:25,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:53:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:53:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:53:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:53:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:53:25,718 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 01:53:25,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:53:25 ImpRootNode [2018-11-10 01:53:25,743 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:53:25,743 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:53:25,743 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:53:25,743 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:53:25,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:53:25" (3/4) ... [2018-11-10 01:53:25,746 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 01:53:25,746 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:53:25,748 INFO L168 Benchmark]: Toolchain (without parser) took 1270.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 959.3 MB in the beginning and 1.0 GB in the end (delta: -61.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,749 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:53:25,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.17 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,750 INFO L168 Benchmark]: Boogie Preprocessor took 22.45 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,751 INFO L168 Benchmark]: RCFGBuilder took 672.15 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: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,751 INFO L168 Benchmark]: CodeCheck took 258.15 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:53:25,751 INFO L168 Benchmark]: Witness Printer took 3.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:53:25,754 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, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 233]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someUnaryDOUBLEoperation at line 147, overapproximation of bitwiseAnd at line 161, overapproximation of someUnaryFLOAToperation at line 145, overapproximation of someBinaryArithmeticFLOAToperation at line 164. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L60] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L143-L151] 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; [L228] float x = -1.0f / 0.0f; [L229] CALL, EXPR __ieee754_asinf(x) [L154] float t, w, p, q, c, r, s; [L155] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, huge_floor=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] [L157] FCALL ieee_float_shape_type gf_u; [L158] FCALL gf_u.value = (x) [L159] EXPR, FCALL gf_u.word [L159] (hx) = gf_u.word [L160] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000, huge_floor=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] [L161] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, huge_floor=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] [L162] COND TRUE ix == 0x3f800000 [L164] RET return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, huge_floor=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] [L229] EXPR __ieee754_asinf(x) [L229] float res = __ieee754_asinf(x); [L232] CALL, EXPR isnan_float(res) [L58] RET return x != x; [L232] EXPR isnan_float(res) [L232] COND TRUE !isnan_float(res) [L233] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, huge_floor=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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 236.17 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.2 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 75.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.45 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 672.15 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: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. * CodeCheck took 258.15 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. 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 01:53:27,193 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:53:27,194 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:53:27,203 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:53:27,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:53:27,204 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:53:27,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:53:27,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:53:27,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:53:27,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:53:27,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:53:27,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:53:27,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:53:27,209 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:53:27,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:53:27,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:53:27,212 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:53:27,213 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:53:27,214 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:53:27,216 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:53:27,216 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:53:27,217 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:53:27,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:53:27,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:53:27,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:53:27,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:53:27,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:53:27,221 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:53:27,222 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:53:27,222 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:53:27,223 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:53:27,223 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:53:27,223 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:53:27,223 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:53:27,224 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:53:27,224 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:53:27,225 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 01:53:27,235 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:53:27,235 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:53:27,236 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:53:27,236 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:53:27,237 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:53:27,237 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:53:27,237 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:53:27,238 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:53:27,239 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:53:27,239 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:53:27,240 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:53:27,240 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 01:53:27,240 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 01:53:27,241 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:53:27,241 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 01:53:27,241 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 01:53:27,241 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_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2018-11-10 01:53:27,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:53:27,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:53:27,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:53:27,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:53:27,284 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:53:27,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-10 01:53:27,332 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/630208618/5b7e13a73a204aac910f078b8b9202dd/FLAG45a05e535 [2018-11-10 01:53:27,679 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:53:27,680 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-10 01:53:27,684 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/630208618/5b7e13a73a204aac910f078b8b9202dd/FLAG45a05e535 [2018-11-10 01:53:27,692 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/data/630208618/5b7e13a73a204aac910f078b8b9202dd [2018-11-10 01:53:27,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:53:27,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:53:27,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:53:27,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:53:27,699 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:53:27,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:27,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2635eeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27, skipping insertion in model container [2018-11-10 01:53:27,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:27,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:53:27,729 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:53:27,889 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:53:27,893 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:53:27,940 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:53:27,963 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:53:27,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27 WrapperNode [2018-11-10 01:53:27,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:53:27,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:53:27,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:53:27,965 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:53:27,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:27,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:53:28,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:53:28,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:53:28,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:53:28,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... [2018-11-10 01:53:28,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:53:28,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:53:28,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:53:28,091 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:53:28,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:53:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/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 01:53:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 01:53:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 01:53:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 01:53:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:53:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:53:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 01:53:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 01:53:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 01:53:28,291 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:53:28,299 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:53:49,343 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:53:49,359 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:53:59,548 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:53:59,561 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:54:02,029 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:54:02,034 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:54:23,612 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:54:23,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:54:23 BoogieIcfgContainer [2018-11-10 01:54:23,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:54:23,613 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:54:23,613 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:54:23,621 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:54:23,621 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:54:23" (1/1) ... [2018-11-10 01:54:23,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:54:23,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:54:23,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-10 01:54:23,658 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-10 01:54:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 01:54:23,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:54:23,702 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 01:54:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:54:23,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:54:23,740 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 01:54:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:54:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-10 01:54:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-10 01:54:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 01:54:23,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:54:23,751 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 01:54:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:54:23,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:54:23,893 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 01:54:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:54:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-11-10 01:54:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-11-10 01:54:24,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 01:54:24,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:54:24,671 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 01:54:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:54:25,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:54:25,207 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 01:54:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:54:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-11-10 01:54:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-11-10 01:54:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:54:55,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:54:55,238 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 01:54:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:54:55,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:54:55,882 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 01:54:57,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:54:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-10 01:54:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-10 01:54:57,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 01:54:57,050 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 01:54:57,060 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 01:54:57,108 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-11-10 01:54:57,113 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,114 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,114 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,114 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,115 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,115 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,115 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,115 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,116 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,116 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,116 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,120 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,120 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,121 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,121 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,121 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,121 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,121 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,122 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,122 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,122 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,122 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,123 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 01:54:57,123 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 01:54:57,124 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,124 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,124 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,125 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:54:57 ImpRootNode [2018-11-10 01:54:57,125 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:54:57,126 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:54:57,126 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:54:57,126 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:54:57,126 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:54:23" (3/4) ... [2018-11-10 01:54:57,131 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 01:54:57,141 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2018-11-10 01:54:57,141 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-10 01:54:57,142 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 01:54:57,142 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 01:54:57,162 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()))) == \result [2018-11-10 01:54:57,201 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b62ed47-d41a-4cb3-a6db-a83203db5567/bin-2019/ukojak/witness.graphml [2018-11-10 01:54:57,201 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:54:57,202 INFO L168 Benchmark]: Toolchain (without parser) took 89506.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 950.8 MB in the beginning and 914.5 MB in the end (delta: 36.4 MB). Peak memory consumption was 170.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,203 INFO L168 Benchmark]: CDTParser took 0.14 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 01:54:57,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 929.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.47 ms. Allocated memory is still 1.0 GB. Free memory is still 929.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:54:57,204 INFO L168 Benchmark]: Boogie Preprocessor took 74.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,204 INFO L168 Benchmark]: RCFGBuilder took 55522.21 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,204 INFO L168 Benchmark]: CodeCheck took 33512.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.1 MB in the end (delta: 96.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,205 INFO L168 Benchmark]: Witness Printer took 75.36 ms. Allocated memory is still 1.2 GB. Free memory was 928.1 MB in the beginning and 914.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:54:57,206 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, 33.4s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 142 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 230 SolverSat, 66 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 57.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 3 QuantifiedInterpolants, 2060 SizeOfPredicates, 17 NumberOfNonLiveVariables, 177 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 233]: 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: 153]: Loop Invariant [2018-11-10 01:54:57,208 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,209 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,209 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,209 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,210 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,210 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,210 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,210 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,210 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,211 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,211 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,211 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,211 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,211 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,212 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,213 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,213 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant [2018-11-10 01:54:57,213 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,214 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,214 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 01:54:57,214 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == x * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 929.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.47 ms. Allocated memory is still 1.0 GB. Free memory is still 929.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 55522.21 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * CodeCheck took 33512.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.1 MB in the end (delta: 96.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 11.5 GB. * Witness Printer took 75.36 ms. Allocated memory is still 1.2 GB. Free memory was 928.1 MB in the beginning and 914.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 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 - 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 - 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 - 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...