./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/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 788527977e7ebd7aa0a832758f41b65d3cbd270a ............................................................................................................................................................................................................................................ 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_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/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 788527977e7ebd7aa0a832758f41b65d3cbd270a .................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:24:48,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:24:48,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:24:48,059 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:24:48,059 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:24:48,060 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:24:48,060 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:24:48,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:24:48,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:24:48,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:24:48,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:24:48,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:24:48,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:24:48,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:24:48,066 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:24:48,066 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:24:48,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:24:48,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:24:48,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:24:48,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:24:48,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:24:48,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:24:48,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:24:48,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:24:48,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:24:48,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:24:48,075 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:24:48,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:24:48,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:24:48,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:24:48,077 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:24:48,078 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:24:48,078 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:24:48,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:24:48,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:24:48,079 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:24:48,079 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:24:48,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:24:48,090 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:24:48,091 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:24:48,091 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:24:48,091 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:24:48,091 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:24:48,092 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:24:48,092 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:24:48,093 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:24:48,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:24:48,093 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:24:48,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:24:48,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:24:48,094 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_37c47cf3-e874-4575-802a-0224c565faab/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-11-18 13:24:48,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:24:48,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:24:48,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:24:48,128 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:24:48,128 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:24:48,129 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-18 13:24:48,164 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/e6506f215/c59cc471d26247df833d1864ac7adac7/FLAG7cb2f551e [2018-11-18 13:24:48,566 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:24:48,567 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-18 13:24:48,571 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/e6506f215/c59cc471d26247df833d1864ac7adac7/FLAG7cb2f551e [2018-11-18 13:24:48,579 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/e6506f215/c59cc471d26247df833d1864ac7adac7 [2018-11-18 13:24:48,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:24:48,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:24:48,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:24:48,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:24:48,586 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:24:48,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602e9054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48, skipping insertion in model container [2018-11-18 13:24:48,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:24:48,619 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:24:48,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:24:48,753 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:24:48,780 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:24:48,796 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:24:48,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48 WrapperNode [2018-11-18 13:24:48,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:24:48,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:24:48,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:24:48,797 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:24:48,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:24:48,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:24:48,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:24:48,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:24:48,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... [2018-11-18 13:24:48,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:24:48,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:24:48,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:24:48,894 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:24:48,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/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 [2018-11-18 13:24:48,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 13:24:48,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:24:48,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 13:24:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:24:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:24:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:24:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:24:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:24:49,420 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:24:49,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:49 BoogieIcfgContainer [2018-11-18 13:24:49,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:24:49,421 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:24:49,421 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:24:49,428 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:24:49,428 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:49" (1/1) ... [2018-11-18 13:24:49,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:24:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:24:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2018-11-18 13:24:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2018-11-18 13:24:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 13:24:49,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:24:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:24:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:24:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:24:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-11-18 13:24:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-11-18 13:24:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 13:24:49,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:24:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:24:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:24:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:24:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:24:49,605 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 13:24:49,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:24:49 ImpRootNode [2018-11-18 13:24:49,628 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:24:49,629 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:24:49,629 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:24:49,629 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:24:49,630 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:49" (3/4) ... [2018-11-18 13:24:49,633 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:24:49,633 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:24:49,634 INFO L168 Benchmark]: Toolchain (without parser) took 1051.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 959.1 MB in the beginning and 1.0 GB in the end (delta: -88.4 MB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,635 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:24:49,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.92 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,636 INFO L168 Benchmark]: Boogie Preprocessor took 29.45 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,637 INFO L168 Benchmark]: RCFGBuilder took 527.18 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: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,637 INFO L168 Benchmark]: CodeCheck took 207.56 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:24:49,638 INFO L168 Benchmark]: Witness Printer took 4.12 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. [2018-11-18 13:24:49,640 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, 57 locations, 1 error locations. UNSAFE Result, 0.1s 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, 52 GetRequests, 52 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: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 149, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 153. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L149] double x = -0.0; [L150] CALL, EXPR __ieee754_sqrt(x) [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] FCALL ieee_double_shape_type ew_u; [L27] FCALL ew_u.value = (x) [L28] EXPR, FCALL ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR, FCALL ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L30] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] RET return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] EXPR __ieee754_sqrt(x) [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L154] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.92 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 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 66.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.45 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 527.18 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: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. * CodeCheck took 207.56 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.12 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 0.1.23-5842f4b [2018-11-18 13:24:51,026 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:24:51,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:24:51,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:24:51,034 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:24:51,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:24:51,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:24:51,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:24:51,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:24:51,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:24:51,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:24:51,039 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:24:51,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:24:51,041 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:24:51,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:24:51,042 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:24:51,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:24:51,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:24:51,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:24:51,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:24:51,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:24:51,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:24:51,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:24:51,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:24:51,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:24:51,050 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:24:51,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:24:51,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:24:51,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:24:51,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:24:51,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:24:51,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:24:51,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:24:51,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:24:51,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:24:51,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:24:51,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 13:24:51,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:24:51,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:24:51,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:24:51,066 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:24:51,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:24:51,067 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:24:51,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:24:51,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:24:51,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:24:51,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:24:51,067 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:24:51,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:24:51,069 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:24:51,069 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:24:51,069 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:24:51,069 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:24:51,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:24:51,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:24:51,069 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:24:51,070 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:24:51,070 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_37c47cf3-e874-4575-802a-0224c565faab/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-11-18 13:24:51,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:24:51,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:24:51,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:24:51,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:24:51,115 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:24:51,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-18 13:24:51,150 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/ae4268417/15bb04ad7dc247ca9d8fda882b661e58/FLAG1e96064a9 [2018-11-18 13:24:51,455 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:24:51,456 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-18 13:24:51,461 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/ae4268417/15bb04ad7dc247ca9d8fda882b661e58/FLAG1e96064a9 [2018-11-18 13:24:51,470 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/data/ae4268417/15bb04ad7dc247ca9d8fda882b661e58 [2018-11-18 13:24:51,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:24:51,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:24:51,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:24:51,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:24:51,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:24:51,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f8f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51, skipping insertion in model container [2018-11-18 13:24:51,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:24:51,510 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:24:51,663 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:24:51,668 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:24:51,696 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:24:51,715 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:24:51,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51 WrapperNode [2018-11-18 13:24:51,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:24:51,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:24:51,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:24:51,716 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:24:51,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:24:51,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:24:51,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:24:51,747 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:24:51,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... [2018-11-18 13:24:51,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:24:51,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:24:51,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:24:51,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:24:51,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:24:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/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 [2018-11-18 13:24:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:24:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 13:24:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:24:52,018 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:24:54,613 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:24:56,653 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:24:56,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:56 BoogieIcfgContainer [2018-11-18 13:24:56,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:24:56,654 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:24:56,654 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:24:56,661 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:24:56,661 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:56" (1/1) ... [2018-11-18 13:24:56,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:24:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:24:56,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2018-11-18 13:24:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2018-11-18 13:24:56,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 13:24:56,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:24:56,727 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:24:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:24:56,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:24:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:24:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:24:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-11-18 13:24:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-11-18 13:24:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 13:24:56,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:24:56,769 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:24:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:24:56,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:24:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:24:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:24:57,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-11-18 13:24:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-11-18 13:24:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 13:24:57,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:24:57,684 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:24:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:24:57,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:24:57,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:25:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:25:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2018-11-18 13:25:16,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2018-11-18 13:25:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 13:25:16,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:25:16,676 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:25:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:25:17,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:25:17,445 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:17,445 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:17,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 13:25:17,498 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:17,500 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:25:17,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 13:25:17,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:25:17,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 13:25:17,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:25:17,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 13:25:17,519 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:25:17,523 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:25:17,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:25:17,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:25:17,537 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:24 [2018-11-18 13:25:17,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:25:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:25:18,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-11-18 13:25:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-18 13:25:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 13:25:18,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:25:18,123 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:25:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:25:18,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:25:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:25:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:25:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-11-18 13:25:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-11-18 13:25:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 13:25:18,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:25:18,143 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 13:25:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:25:18,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:25:18,252 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:18,253 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:18,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 13:25:18,290 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:25:18,291 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:25:18,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 13:25:18,292 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:25:18,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 13:25:18,305 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:25:18,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 13:25:18,306 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:25:18,310 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:25:18,312 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:25:18,316 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:25:18,317 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:15 [2018-11-18 13:25:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:25:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:25:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-18 13:25:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-18 13:25:18,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:25:18,762 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-11-18 13:25:18,769 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:25:18,830 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 13:25:18,835 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:25:18,835 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-18 13:25:18,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,837 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,837 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,837 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,837 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,838 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,838 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,838 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 13:25:18,839 INFO L579 CodeCheckObserver]: Invariant with dag size 4 [2018-11-18 13:25:18,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:25:18 ImpRootNode [2018-11-18 13:25:18,839 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:25:18,840 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:25:18,840 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:25:18,840 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:25:18,840 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:24:56" (3/4) ... [2018-11-18 13:25:18,844 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:25:18,853 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-11-18 13:25:18,853 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 13:25:18,853 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 13:25:18,872 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2018-11-18 13:25:18,872 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) [2018-11-18 13:25:18,900 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_37c47cf3-e874-4575-802a-0224c565faab/bin-2019/ukojak/witness.graphml [2018-11-18 13:25:18,901 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:25:18,901 INFO L168 Benchmark]: Toolchain (without parser) took 27428.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.7 MB in the beginning and 873.4 MB in the end (delta: 76.4 MB). Peak memory consumption was 223.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:25:18,902 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-18 13:25:18,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.63 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 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. [2018-11-18 13:25:18,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.91 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. [2018-11-18 13:25:18,903 INFO L168 Benchmark]: Boogie Preprocessor took 86.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -205.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:25:18,903 INFO L168 Benchmark]: RCFGBuilder took 4820.17 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: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:25:18,904 INFO L168 Benchmark]: CodeCheck took 22185.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 193.3 MB). Peak memory consumption was 193.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:25:18,904 INFO L168 Benchmark]: Witness Printer took 60.87 ms. Allocated memory is still 1.2 GB. Free memory was 880.2 MB in the beginning and 873.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:25:18,905 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, 57 locations, 1 error locations. SAFE Result, 22.0s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 660 SDtfs, 262 SDslu, 196 SDs, 0 SdLazy, 838 SolverSat, 240 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 71.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 486 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 55 ConstructedInterpolants, 8 QuantifiedInterpolants, 2662 SizeOfPredicates, 25 NumberOfNonLiveVariables, 210 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 154]: 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: 19]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant [2018-11-18 13:25:18,906 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,906 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,906 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,906 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,907 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,907 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,907 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2018-11-18 13:25:18,907 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_3 : bv64 :: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0]) && v_q#valueAsBitvector_3[63:32] == msw) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 240.63 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 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 30.91 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 86.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -205.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4820.17 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: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. * CodeCheck took 22185.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 193.3 MB). Peak memory consumption was 193.3 MB. Max. memory is 11.5 GB. * Witness Printer took 60.87 ms. Allocated memory is still 1.2 GB. Free memory was 880.2 MB in the beginning and 873.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...