./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.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_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 16ab6efcf7b0c54aabe43554a033bf1907c93094 ......................................................................................................................................................................................................................................................................................................... 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_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 16ab6efcf7b0c54aabe43554a033bf1907c93094 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 12:33:20,926 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:33:20,927 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:33:20,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:33:20,934 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:33:20,934 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:33:20,935 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:33:20,936 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:33:20,937 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:33:20,938 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:33:20,938 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:33:20,938 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:33:20,939 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:33:20,940 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:33:20,940 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:33:20,941 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:33:20,942 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:33:20,943 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:33:20,944 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:33:20,945 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:33:20,946 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:33:20,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:33:20,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:33:20,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:33:20,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:33:20,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:33:20,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:33:20,950 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:33:20,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:33:20,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:33:20,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:33:20,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:33:20,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:33:20,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:33:20,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:33:20,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:33:20,954 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 12:33:20,963 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:33:20,964 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:33:20,964 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:33:20,964 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:33:20,965 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:33:20,965 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:33:20,965 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:33:20,965 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:33:20,965 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:33:20,965 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:33:20,966 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:33:20,967 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:33:20,967 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:33:20,967 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:33:20,968 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:33:20,968 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:33:20,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:33:20,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:33:20,968 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_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer 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 -> Automizer 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 -> 16ab6efcf7b0c54aabe43554a033bf1907c93094 [2018-11-18 12:33:20,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:33:20,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:33:21,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:33:21,001 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:33:21,001 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:33:21,002 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:21,039 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/50dc0623f/33d8dd1698904768b77de863f28517fe/FLAGcd848d85d [2018-11-18 12:33:21,439 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:33:21,439 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:21,443 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/50dc0623f/33d8dd1698904768b77de863f28517fe/FLAGcd848d85d [2018-11-18 12:33:21,454 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/50dc0623f/33d8dd1698904768b77de863f28517fe [2018-11-18 12:33:21,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:33:21,458 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:33:21,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:21,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:33:21,461 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:33:21,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5461fe97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21, skipping insertion in model container [2018-11-18 12:33:21,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:33:21,490 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:33:21,599 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:21,602 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:33:21,612 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:21,619 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:33:21,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21 WrapperNode [2018-11-18 12:33:21,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:21,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:33:21,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:33:21,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:33:21,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... [2018-11-18 12:33:21,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:33:21,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:33:21,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:33:21,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:33:21,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-18 12:33:21,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:33:21,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:33:21,709 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:33:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:33:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:33:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 12:33:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:33:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:33:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:33:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:33:21,810 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:33:21,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:21 BoogieIcfgContainer [2018-11-18 12:33:21,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:33:21,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:33:21,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:33:21,813 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:33:21,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:33:21" (1/3) ... [2018-11-18 12:33:21,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2355b307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:33:21, skipping insertion in model container [2018-11-18 12:33:21,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:21" (2/3) ... [2018-11-18 12:33:21,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2355b307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:33:21, skipping insertion in model container [2018-11-18 12:33:21,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:21" (3/3) ... [2018-11-18 12:33:21,816 INFO L112 eAbstractionObserver]: Analyzing ICFG zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:21,821 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:33:21,825 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:33:21,834 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:33:21,851 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:33:21,851 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:33:21,851 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:33:21,851 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:33:21,851 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:33:21,851 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:33:21,852 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:33:21,852 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:33:21,852 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:33:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-18 12:33:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:33:21,865 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:33:21,866 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:33:21,868 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:33:21,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:21,873 INFO L82 PathProgramCache]: Analyzing trace with hash 857130946, now seen corresponding path program 1 times [2018-11-18 12:33:21,874 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:33:21,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:33:21,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:21,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:21,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:21,993 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 12:33:21,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:33:21,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:33:21,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:33:22,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:33:22,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:33:22,011 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 4 states. [2018-11-18 12:33:22,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:33:22,053 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2018-11-18 12:33:22,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:33:22,054 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-11-18 12:33:22,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:33:22,059 INFO L225 Difference]: With dead ends: 32 [2018-11-18 12:33:22,060 INFO L226 Difference]: Without dead ends: 18 [2018-11-18 12:33:22,061 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:33:22,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-11-18 12:33:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-11-18 12:33:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 12:33:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-11-18 12:33:22,081 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 16 [2018-11-18 12:33:22,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:33:22,082 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-11-18 12:33:22,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:33:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-11-18 12:33:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:33:22,082 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:33:22,083 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:33:22,083 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:33:22,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:22,083 INFO L82 PathProgramCache]: Analyzing trace with hash 872234983, now seen corresponding path program 1 times [2018-11-18 12:33:22,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:33:22,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:33:22,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:22,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:22,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:22,109 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:33:22,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:33:22 BoogieIcfgContainer [2018-11-18 12:33:22,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:33:22,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:33:22,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:33:22,127 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:33:22,127 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:21" (3/4) ... [2018-11-18 12:33:22,129 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:33:22,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:33:22,130 INFO L168 Benchmark]: Toolchain (without parser) took 673.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -126.5 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:22,131 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:33:22,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.30 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:22,132 INFO L168 Benchmark]: Boogie Preprocessor took 18.13 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:22,133 INFO L168 Benchmark]: RCFGBuilder took 171.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:22,133 INFO L168 Benchmark]: TraceAbstraction took 315.76 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: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:22,134 INFO L168 Benchmark]: Witness Printer took 2.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:33:22,136 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.30 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.13 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 171.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 315.76 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: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 40]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryArithmeticDOUBLEoperation at line 24. Possible FailurePath: [L1] int __return_main; [L7] int __return_76; VAL [\old(__return_76)=3, \old(__return_main)=2, __return_76=0, __return_main=0] [L10] double main__x; [L11] double main__y; [L12] main__x = __VERIFIER_nondet_double() [L13] int main____CPAchecker_TMP_0; VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main__x=1] [L14] COND TRUE main__x >= 0.0 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main__x=1] [L16] COND TRUE main__x <= 10.0 [L18] main____CPAchecker_TMP_0 = 1 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main__x=1] [L19] COND TRUE main____CPAchecker_TMP_0 != 0 [L21] main__y = (main__x * main__x) - main__x VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main__x=1] [L22] COND TRUE main__y >= 0 [L24] main__y = main__x / 10.0 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main__x=1] [L26] int main____CPAchecker_TMP_1; VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main__x=1] [L27] COND FALSE !(main__y >= 0.0) VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main__x=1] [L53] main____CPAchecker_TMP_1 = 0 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__x=1] [L34] int __tmp_1; [L35] __tmp_1 = main____CPAchecker_TMP_1 [L36] int __VERIFIER_assert__cond; [L37] __VERIFIER_assert__cond = __tmp_1 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__x=1] [L38] COND TRUE __VERIFIER_assert__cond == 0 VAL [\old(__return_76)=0, __return_76=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__x=1] [L40] __VERIFIER_error() VAL [\old(__return_76)=0, __return_76=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__x=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 22 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 27 SDtfs, 5 SDslu, 49 SDs, 0 SdLazy, 8 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 285 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available 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 12:33:23,469 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:33:23,470 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:33:23,478 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:33:23,478 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:33:23,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:33:23,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:33:23,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:33:23,481 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:33:23,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:33:23,482 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:33:23,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:33:23,483 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:33:23,484 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:33:23,485 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:33:23,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:33:23,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:33:23,487 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:33:23,488 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:33:23,490 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:33:23,490 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:33:23,491 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:33:23,493 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:33:23,493 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:33:23,493 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:33:23,494 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:33:23,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:33:23,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:33:23,495 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:33:23,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:33:23,496 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:33:23,497 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:33:23,497 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:33:23,497 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:33:23,498 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:33:23,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:33:23,499 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:33:23,509 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:33:23,509 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:33:23,510 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:33:23,510 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:33:23,510 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:33:23,511 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:33:23,511 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:33:23,511 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:33:23,511 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:33:23,511 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:33:23,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:33:23,512 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:33:23,513 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:33:23,513 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:33:23,513 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:33:23,513 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:33:23,513 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:33:23,513 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:33:23,513 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:33:23,514 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:33:23,514 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_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer 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 -> Automizer 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 -> 16ab6efcf7b0c54aabe43554a033bf1907c93094 [2018-11-18 12:33:23,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:33:23,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:33:23,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:33:23,553 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:33:23,553 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:33:23,553 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/../../sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:23,588 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/f6943c731/2a839c69a75d44cd94648f4b63504c0c/FLAGad9a9f55d [2018-11-18 12:33:23,878 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:33:23,879 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/sv-benchmarks/c/float-benchs/zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:23,882 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/f6943c731/2a839c69a75d44cd94648f4b63504c0c/FLAGad9a9f55d [2018-11-18 12:33:23,890 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/data/f6943c731/2a839c69a75d44cd94648f4b63504c0c [2018-11-18 12:33:23,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:33:23,892 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:33:23,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:23,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:33:23,896 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:33:23,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e52cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23, skipping insertion in model container [2018-11-18 12:33:23,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:33:23,920 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:33:24,042 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:24,046 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:33:24,058 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:24,067 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:33:24,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24 WrapperNode [2018-11-18 12:33:24,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:24,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:33:24,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:33:24,068 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:33:24,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... [2018-11-18 12:33:24,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:33:24,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:33:24,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:33:24,091 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:33:24,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-18 12:33:24,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:33:24,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:33:24,164 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:33:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:33:26,228 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:33:26,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:26 BoogieIcfgContainer [2018-11-18 12:33:26,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:33:26,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:33:26,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:33:26,231 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:33:26,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:33:23" (1/3) ... [2018-11-18 12:33:26,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5466adb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:33:26, skipping insertion in model container [2018-11-18 12:33:26,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:24" (2/3) ... [2018-11-18 12:33:26,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5466adb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:33:26, skipping insertion in model container [2018-11-18 12:33:26,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:26" (3/3) ... [2018-11-18 12:33:26,233 INFO L112 eAbstractionObserver]: Analyzing ICFG zonotope_loose_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 12:33:26,239 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:33:26,244 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:33:26,253 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:33:26,271 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:33:26,271 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:33:26,271 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:33:26,271 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:33:26,272 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:33:26,272 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:33:26,272 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:33:26,272 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:33:26,272 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:33:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-18 12:33:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:33:26,287 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:33:26,287 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:33:26,289 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:33:26,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:26,292 INFO L82 PathProgramCache]: Analyzing trace with hash 857130946, now seen corresponding path program 1 times [2018-11-18 12:33:26,295 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:33:26,295 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 12:33:26,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:26,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:33:26,741 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 12:33:26,742 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:33:26,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:33:26,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:33:26,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:33:26,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:33:26,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:33:26,765 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 4 states. [2018-11-18 12:33:26,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:33:26,805 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2018-11-18 12:33:26,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:33:26,806 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-11-18 12:33:26,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:33:26,812 INFO L225 Difference]: With dead ends: 32 [2018-11-18 12:33:26,812 INFO L226 Difference]: Without dead ends: 18 [2018-11-18 12:33:26,814 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:33:26,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-11-18 12:33:26,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-11-18 12:33:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 12:33:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-11-18 12:33:26,835 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 16 [2018-11-18 12:33:26,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:33:26,835 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-11-18 12:33:26,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:33:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-11-18 12:33:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:33:26,836 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:33:26,836 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:33:26,836 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:33:26,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:26,836 INFO L82 PathProgramCache]: Analyzing trace with hash 872234983, now seen corresponding path program 1 times [2018-11-18 12:33:26,837 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:33:26,837 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-18 12:33:26,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:27,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:33:30,943 WARN L854 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (= c_main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (fp.geq main_~main__x~0 (_ +zero 11 53)))) is different from true [2018-11-18 12:33:37,526 WARN L832 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (_ +zero 11 53))))) is different from false [2018-11-18 12:33:39,681 WARN L854 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (_ +zero 11 53))))) is different from true [2018-11-18 12:33:52,783 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 12:33:52,783 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:33:52,794 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:33:52,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:33:52,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:33:52,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:33:52,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=4, Unknown=3, NotChecked=6, Total=20 [2018-11-18 12:33:52,796 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 5 states. [2018-11-18 12:33:58,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:33:58,693 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2018-11-18 12:33:58,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 12:33:58,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-11-18 12:33:58,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:33:58,727 INFO L225 Difference]: With dead ends: 25 [2018-11-18 12:33:58,727 INFO L226 Difference]: Without dead ends: 20 [2018-11-18 12:33:58,728 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=7, Invalid=4, Unknown=3, NotChecked=6, Total=20 [2018-11-18 12:33:58,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-11-18 12:33:58,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2018-11-18 12:33:58,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2018-11-18 12:33:58,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2018-11-18 12:33:58,731 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 16 [2018-11-18 12:33:58,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:33:58,731 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2018-11-18 12:33:58,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:33:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-11-18 12:33:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:33:58,732 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:33:58,732 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:33:58,732 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:33:58,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:58,733 INFO L82 PathProgramCache]: Analyzing trace with hash -190016834, now seen corresponding path program 1 times [2018-11-18 12:33:58,733 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:33:58,733 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-18 12:33:58,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:59,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:34:01,162 WARN L832 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (fp.geq main_~main__x~0 (_ +zero 11 53)) (= c_main_~main__y~0 (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0))))) is different from false [2018-11-18 12:34:08,223 WARN L832 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (not (fp.geq (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0)) (_ +zero 11 53))) (fp.geq main_~main__x~0 (_ +zero 11 53)))) is different from false [2018-11-18 12:34:10,254 WARN L854 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (not (fp.geq (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0)) (_ +zero 11 53))) (fp.geq main_~main__x~0 (_ +zero 11 53)))) is different from true [2018-11-18 12:34:22,487 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 12:34:22,487 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:34:22,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:34:22,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:34:22,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:34:22,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:34:22,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=7, Unknown=3, NotChecked=10, Total=30 [2018-11-18 12:34:22,501 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand 6 states. [2018-11-18 12:34:27,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:34:27,345 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2018-11-18 12:34:27,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:34:27,385 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-11-18 12:34:27,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:34:27,386 INFO L225 Difference]: With dead ends: 31 [2018-11-18 12:34:27,386 INFO L226 Difference]: Without dead ends: 26 [2018-11-18 12:34:27,387 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=10, Invalid=7, Unknown=3, NotChecked=10, Total=30 [2018-11-18 12:34:27,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-11-18 12:34:27,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 18. [2018-11-18 12:34:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 12:34:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-11-18 12:34:27,391 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 16 [2018-11-18 12:34:27,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:34:27,391 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2018-11-18 12:34:27,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:34:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-11-18 12:34:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:34:27,392 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:34:27,392 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:34:27,392 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:34:27,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:34:27,393 INFO L82 PathProgramCache]: Analyzing trace with hash 809832475, now seen corresponding path program 1 times [2018-11-18 12:34:27,393 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:34:27,393 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-18 12:34:27,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:34:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:34:27,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:34:32,166 WARN L854 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (and (fp.leq main_~main__x~0 .cse0) (= c_main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))))) is different from true [2018-11-18 12:34:34,362 WARN L832 $PredicateComparison]: unable to prove that (and (fp.geq c_main_~main__y~0 (_ +zero 11 53)) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (and (fp.leq main_~main__x~0 .cse0) (= c_main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0)))))) is different from false [2018-11-18 12:34:40,958 WARN L832 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (let ((.cse1 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))) (and (fp.leq main_~main__x~0 .cse0) (fp.geq .cse1 (_ +zero 11 53)) (not (fp.leq .cse1 ((_ to_fp 11 53) roundNearestTiesToEven 105.0))))))) is different from false [2018-11-18 12:34:43,139 WARN L854 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (let ((.cse1 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))) (and (fp.leq main_~main__x~0 .cse0) (fp.geq .cse1 (_ +zero 11 53)) (not (fp.leq .cse1 ((_ to_fp 11 53) roundNearestTiesToEven 105.0))))))) is different from true [2018-11-18 12:34:56,373 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 12:34:56,373 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:34:56,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:34:56,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:34:56,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:34:56,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:34:56,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=5, Unknown=4, NotChecked=12, Total=30 [2018-11-18 12:34:56,388 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand 6 states. [2018-11-18 12:35:00,460 WARN L832 $PredicateComparison]: unable to prove that (and (fp.leq c_main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (and (fp.leq main_~main__x~0 .cse0) (= c_main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0)))))) is different from false [2018-11-18 12:35:02,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:35:02,533 INFO L93 Difference]: Finished difference Result 26 states and 25 transitions. [2018-11-18 12:35:02,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:35:02,574 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-11-18 12:35:02,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:35:02,575 INFO L225 Difference]: With dead ends: 26 [2018-11-18 12:35:02,575 INFO L226 Difference]: Without dead ends: 18 [2018-11-18 12:35:02,576 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=11, Invalid=6, Unknown=5, NotChecked=20, Total=42 [2018-11-18 12:35:02,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-11-18 12:35:02,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-11-18 12:35:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 12:35:02,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2018-11-18 12:35:02,579 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 17 [2018-11-18 12:35:02,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:35:02,579 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2018-11-18 12:35:02,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:35:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-11-18 12:35:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:35:02,580 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:35:02,580 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:35:02,580 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:35:02,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:35:02,581 INFO L82 PathProgramCache]: Analyzing trace with hash -2055202780, now seen corresponding path program 1 times [2018-11-18 12:35:02,581 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:35:02,581 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-18 12:35:02,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:35:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:35:03,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:35:12,899 WARN L180 SmtUtils]: Spent 8.26 s on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:35:14,951 WARN L832 $PredicateComparison]: unable to prove that (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.sub roundNearestTiesToEven .cse0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (= c_main_~main__y~0 (fp.add roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven 2.0)))))) is different from false [2018-11-18 12:35:17,976 WARN L832 $PredicateComparison]: unable to prove that (and (fp.geq c_main_~main__y~0 (_ +zero 11 53)) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.sub roundNearestTiesToEven .cse0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (= c_main_~main__y~0 (fp.add roundNearestTiesToEven .cse0 ((_ to_fp 11 53) roundNearestTiesToEven 2.0))))))) is different from false [2018-11-18 12:35:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:35:21,453 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:35:21,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:35:21,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:35:21,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:35:21,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:35:21,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=12, Unknown=2, NotChecked=14, Total=42 [2018-11-18 12:35:21,467 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 7 states. [2018-11-18 12:35:27,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:35:27,696 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2018-11-18 12:35:27,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:35:27,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-11-18 12:35:27,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:35:27,745 INFO L225 Difference]: With dead ends: 18 [2018-11-18 12:35:27,745 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:35:27,746 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.9s TimeCoverageRelationStatistics Valid=14, Invalid=12, Unknown=2, NotChecked=14, Total=42 [2018-11-18 12:35:27,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:35:27,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:35:27,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:35:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:35:27,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-11-18 12:35:27,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:35:27,747 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:35:27,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:35:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:35:27,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:35:27,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:35:45,316 WARN L180 SmtUtils]: Spent 17.53 s on a formula simplification that was a NOOP. DAG size: 27 [2018-11-18 12:36:07,190 WARN L180 SmtUtils]: Spent 21.87 s on a formula simplification that was a NOOP. DAG size: 30 [2018-11-18 12:38:34,123 WARN L180 SmtUtils]: Spent 2.45 m on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-11-18 12:38:34,126 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:38:34,126 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:38:34,126 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:38:34,126 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 12:38:34,127 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point L29(lines 29 55) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point L27(lines 27 60) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 8 82) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L421 ceAbstractionStarter]: At program point L54(lines 29 55) the Hoare annotation is: (or (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (let ((.cse1 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))) (and (fp.leq main_~main__x~0 .cse0) (fp.geq .cse1 (_ +zero 11 53)) (not (fp.leq .cse1 ((_ to_fp 11 53) roundNearestTiesToEven 105.0))))))) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (not (fp.geq (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0)) (_ +zero 11 53))) (fp.geq main_~main__x~0 (_ +zero 11 53)))) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (_ +zero 11 53))))) (= (_ bv1 32) main_~main____CPAchecker_TMP_1~0)) [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point L19(lines 19 71) no Hoare annotation was computed. [2018-11-18 12:38:34,127 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 8 82) no Hoare annotation was computed. [2018-11-18 12:38:34,128 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 12:38:34,128 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 47) no Hoare annotation was computed. [2018-11-18 12:38:34,128 INFO L421 ceAbstractionStarter]: At program point L65(lines 22 66) the Hoare annotation is: (or (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (and (fp.leq main_~main__x~0 .cse0) (= main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))))) (or (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (fp.geq main_~main__x~0 (_ +zero 11 53)) (= main_~main__y~0 (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0))))) (and (fp.geq main_~main__x~0 (_ +zero 11 53)) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (= main_~main__y~0 (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (fp.geq main_~main__x~0 (_ +zero 11 53))))))) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse1 (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.sub roundNearestTiesToEven .cse1 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (= main_~main__y~0 (fp.add roundNearestTiesToEven .cse1 ((_ to_fp 11 53) roundNearestTiesToEven 2.0))))))) [2018-11-18 12:38:34,128 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 8 82) the Hoare annotation is: true [2018-11-18 12:38:34,129 INFO L421 ceAbstractionStarter]: At program point L59(lines 27 60) the Hoare annotation is: (or (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0))) (let ((.cse1 (fp.div roundNearestTiesToEven main_~main__x~0 .cse0))) (and (fp.leq main_~main__x~0 .cse0) (fp.geq .cse1 (_ +zero 11 53)) (not (fp.leq .cse1 ((_ to_fp 11 53) roundNearestTiesToEven 105.0))))))) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.leq main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (not (fp.geq (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven main_~main__x~0 main_~main__x~0) ((_ to_fp 11 53) roundNearestTiesToEven 2.0)) (_ +zero 11 53))) (fp.geq main_~main__x~0 (_ +zero 11 53)))) (exists ((main_~main__x~0 (_ FloatingPoint 11 53))) (and (fp.geq main_~main__x~0 (_ +zero 11 53)) (not (fp.geq (fp.div roundNearestTiesToEven main_~main__x~0 ((_ to_fp 11 53) roundNearestTiesToEven 10.0)) (_ +zero 11 53)))))) [2018-11-18 12:38:34,129 INFO L425 ceAbstractionStarter]: For program point L22(lines 22 66) no Hoare annotation was computed. [2018-11-18 12:38:34,129 INFO L425 ceAbstractionStarter]: For program point L16(lines 16 76) no Hoare annotation was computed. [2018-11-18 12:38:34,129 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2018-11-18 12:38:34,129 INFO L425 ceAbstractionStarter]: For program point L14(lines 14 81) no Hoare annotation was computed. [2018-11-18 12:38:34,134 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,137 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,137 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,138 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,138 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,138 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,138 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,139 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,140 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,141 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,141 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,144 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,145 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,145 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,145 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,145 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,145 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,146 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,146 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,146 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,146 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,146 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,147 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,147 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,147 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,147 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,147 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,148 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,148 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,148 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,148 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,148 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,150 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,150 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,151 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,151 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,151 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,151 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,151 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,152 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,152 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,152 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,153 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,154 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,154 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,154 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,155 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,155 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,155 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,155 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,156 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,157 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,158 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,158 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,160 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,160 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,161 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,161 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,161 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,162 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,162 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,163 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,163 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,163 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,164 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,164 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,164 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,165 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,166 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,166 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,166 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,167 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,167 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,167 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,167 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,168 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,168 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,169 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,169 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,169 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,170 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,170 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,172 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,172 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,172 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,173 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,173 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:38:34 BoogieIcfgContainer [2018-11-18 12:38:34,175 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:38:34,175 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:38:34,175 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:38:34,176 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:38:34,176 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:26" (3/4) ... [2018-11-18 12:38:34,180 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:38:34,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:38:34,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:38:34,190 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 12:38:34,190 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:38:34,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.leq~DOUBLE(main__x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && (\exists main_~main__x~0 : C_DOUBLE :: ~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && main__y == ~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)))) && ((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE())) && main__y == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0))) || (~fp.geq~DOUBLE(main__x, ~Pluszero~LONGDOUBLE()) && (\exists main_~main__x~0 : C_DOUBLE :: main__y == ~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))))) || (\exists main_~main__x~0 : C_DOUBLE :: ((~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE())) && !~fp.geq~DOUBLE(~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && main__y == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0))) [2018-11-18 12:38:34,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) && !~fp.leq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 105.0))) || (\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && !~fp.geq~DOUBLE(~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0)), ~Pluszero~LONGDOUBLE())) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))) || (\exists main_~main__x~0 : C_DOUBLE :: ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()) && !~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) [2018-11-18 12:38:34,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) && !~fp.leq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 105.0))) || (\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && !~fp.geq~DOUBLE(~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0)), ~Pluszero~LONGDOUBLE())) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))) || (\exists main_~main__x~0 : C_DOUBLE :: ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()) && !~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE()))) || 1bv32 == main____CPAchecker_TMP_1 [2018-11-18 12:38:34,226 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_654a4c28-ca57-4dbc-840e-f790042f87f2/bin-2019/uautomizer/witness.graphml [2018-11-18 12:38:34,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:38:34,227 INFO L168 Benchmark]: Toolchain (without parser) took 310335.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 942.4 MB in the beginning and 1.0 GB in the end (delta: -61.2 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:34,228 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:38:34,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.48 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 931.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:34,228 INFO L168 Benchmark]: Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 926.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:34,229 INFO L168 Benchmark]: RCFGBuilder took 2137.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:34,229 INFO L168 Benchmark]: TraceAbstraction took 307946.00 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: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:34,229 INFO L168 Benchmark]: Witness Printer took 51.07 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 12:38:34,231 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 174.48 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 931.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 926.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2137.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 307946.00 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: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. * Witness Printer took 51.07 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 40]: 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: 27]: Loop Invariant [2018-11-18 12:38:34,237 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,237 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,237 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,237 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,237 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) && !~fp.leq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 105.0))) || (\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && !~fp.geq~DOUBLE(~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0)), ~Pluszero~LONGDOUBLE())) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))) || (\exists main_~main__x~0 : C_DOUBLE :: ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()) && !~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 29]: Loop Invariant [2018-11-18 12:38:34,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,244 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,246 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,248 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,249 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE())) && !~fp.leq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 105.0))) || (\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && !~fp.geq~DOUBLE(~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0)), ~Pluszero~LONGDOUBLE())) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))) || (\exists main_~main__x~0 : C_DOUBLE :: ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()) && !~fp.geq~DOUBLE(~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)), ~Pluszero~LONGDOUBLE()))) || 1bv32 == main____CPAchecker_TMP_1 - InvariantResult [Line: 22]: Loop Invariant [2018-11-18 12:38:34,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,250 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,253 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,254 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,255 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,255 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,255 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,255 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,255 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~main__x~0,QUANTIFIED] [2018-11-18 12:38:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~fp.leq~DOUBLE(main__x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && (\exists main_~main__x~0 : C_DOUBLE :: ~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && main__y == ~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)))) && ((\exists main_~main__x~0 : C_DOUBLE :: (~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE())) && main__y == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0))) || (~fp.geq~DOUBLE(main__x, ~Pluszero~LONGDOUBLE()) && (\exists main_~main__x~0 : C_DOUBLE :: main__y == ~fp.div~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE()))))) || (\exists main_~main__x~0 : C_DOUBLE :: ((~fp.leq~DOUBLE(main_~main__x~0, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 10.0)) && ~fp.geq~DOUBLE(main_~main__x~0, ~Pluszero~LONGDOUBLE())) && !~fp.geq~DOUBLE(~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && main__y == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, main_~main__x~0, main_~main__x~0), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 2.0))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 22 locations, 1 error locations. SAFE Result, 307.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 23.3s AutomataDifference, 0.0s DeadEndRemovalTime, 186.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 78 SDtfs, 25 SDslu, 123 SDs, 0 SdLazy, 23 SolverSat, 0 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 20.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 15 NumberOfFragments, 227 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 186.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 95.9s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 77 ConstructedInterpolants, 22 QuantifiedInterpolants, 9103 SizeOfPredicates, 11 NumberOfNonLiveVariables, 148 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...