./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ........................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:06:49,483 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:06:49,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:06:49,492 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:06:49,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:06:49,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:06:49,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:06:49,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:06:49,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:06:49,497 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:06:49,497 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:06:49,497 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:06:49,498 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:06:49,499 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:06:49,499 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:06:49,500 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:06:49,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:06:49,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:06:49,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:06:49,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:06:49,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:06:49,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:06:49,506 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:06:49,507 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:06:49,507 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:06:49,507 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:06:49,508 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:06:49,509 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:06:49,509 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:06:49,510 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:06:49,510 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:06:49,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:06:49,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:06:49,511 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:06:49,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:06:49,512 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:06:49,512 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:06:49,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:06:49,522 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:06:49,522 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:06:49,522 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:06:49,523 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:06:49,523 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:06:49,524 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:06:49,524 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:06:49,524 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:06:49,524 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:06:49,524 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:06:49,525 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:06:49,525 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:06:49,526 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:06:49,526 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:06:49,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:06:49,527 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:06:49,527 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan 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 -> Taipan 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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-10 06:06:49,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:06:49,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:06:49,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:06:49,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:06:49,564 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:06:49,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:49,604 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/46ed9e7a6/6c2c808852d94b7b948cbe929b433c26/FLAGe0e2480a2 [2018-11-10 06:06:49,998 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:06:49,999 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:50,003 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/46ed9e7a6/6c2c808852d94b7b948cbe929b433c26/FLAGe0e2480a2 [2018-11-10 06:06:50,014 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/46ed9e7a6/6c2c808852d94b7b948cbe929b433c26 [2018-11-10 06:06:50,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:06:50,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:06:50,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:06:50,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:06:50,021 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:06:50,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc982ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50, skipping insertion in model container [2018-11-10 06:06:50,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:06:50,048 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:06:50,191 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:06:50,194 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:06:50,218 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:06:50,231 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:06:50,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50 WrapperNode [2018-11-10 06:06:50,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:06:50,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:06:50,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:06:50,232 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:06:50,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:06:50,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:06:50,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:06:50,297 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:06:50,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... [2018-11-10 06:06:50,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:06:50,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:06:50,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:06:50,322 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:06:50,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/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 [2018-11-10 06:06:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:06:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:06:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-10 06:06:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-10 06:06:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:06:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:06:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:06:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:06:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-10 06:06:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-10 06:06:50,650 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:06:50,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:50 BoogieIcfgContainer [2018-11-10 06:06:50,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:06:50,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 06:06:50,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 06:06:50,653 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 06:06:50,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:06:50" (1/3) ... [2018-11-10 06:06:50,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43dd2e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:06:50, skipping insertion in model container [2018-11-10 06:06:50,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:50" (2/3) ... [2018-11-10 06:06:50,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43dd2e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:06:50, skipping insertion in model container [2018-11-10 06:06:50,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:50" (3/3) ... [2018-11-10 06:06:50,656 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:50,661 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 06:06:50,667 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 06:06:50,675 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 06:06:50,697 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 06:06:50,697 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 06:06:50,697 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 06:06:50,697 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:06:50,697 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:06:50,697 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 06:06:50,698 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:06:50,698 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 06:06:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2018-11-10 06:06:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 06:06:50,715 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:06:50,716 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:06:50,718 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:06:50,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:06:50,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1584020823, now seen corresponding path program 1 times [2018-11-10 06:06:50,724 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:06:50,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:06:50,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:06:50,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:06:50,753 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:06:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:06:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:06:50,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:06:50,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 06:06:50,826 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:06:50,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 06:06:50,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 06:06:50,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 06:06:50,838 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2018-11-10 06:06:50,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:06:50,852 INFO L93 Difference]: Finished difference Result 110 states and 166 transitions. [2018-11-10 06:06:50,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 06:06:50,853 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-10 06:06:50,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:06:50,859 INFO L225 Difference]: With dead ends: 110 [2018-11-10 06:06:50,859 INFO L226 Difference]: Without dead ends: 55 [2018-11-10 06:06:50,861 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 06:06:50,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-10 06:06:50,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-11-10 06:06:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-10 06:06:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2018-11-10 06:06:50,887 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 22 [2018-11-10 06:06:50,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:06:50,887 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2018-11-10 06:06:50,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 06:06:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2018-11-10 06:06:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 06:06:50,888 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:06:50,888 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:06:50,888 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:06:50,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:06:50,889 INFO L82 PathProgramCache]: Analyzing trace with hash -583173435, now seen corresponding path program 1 times [2018-11-10 06:06:50,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:06:50,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:06:50,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:06:50,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:06:50,890 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:06:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:06:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:06:50,988 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 06:06:51,000 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,005 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,006 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:06:51,007 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:06:51,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 06:06:51 BoogieIcfgContainer [2018-11-10 06:06:51,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 06:06:51,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:06:51,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:06:51,023 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:06:51,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:50" (3/4) ... [2018-11-10 06:06:51,025 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:06:51,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:06:51,026 INFO L168 Benchmark]: Toolchain (without parser) took 1008.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 953.8 MB in the beginning and 1.0 GB in the end (delta: -88.3 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,027 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:06:51,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 940.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,028 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,028 INFO L168 Benchmark]: Boogie Preprocessor took 24.61 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,028 INFO L168 Benchmark]: RCFGBuilder took 328.80 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,029 INFO L168 Benchmark]: TraceAbstraction took 370.97 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,029 INFO L168 Benchmark]: Witness Printer took 3.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:06:51,031 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 213.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 940.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.61 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 328.80 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 370.97 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L116] float x = __VERIFIER_nondet_float(); [L117] float y = 0.0f; VAL [one_fmod=1, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L119] CALL, EXPR fmod_float(x, y) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L21] CALL ieee_float_shape_type gf_u; [L21] RET ieee_float_shape_type gf_u; [L22] CALL gf_u.value = (x) [L22] RET gf_u.value = (x) [L23] CALL, EXPR gf_u.word [L23] RET, EXPR gf_u.word [L23] (hx) = gf_u.word [L23] RET (hx) = gf_u.word [L24] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L26] CALL ieee_float_shape_type gf_u; [L26] RET ieee_float_shape_type gf_u; [L27] CALL gf_u.value = (y) [L27] RET gf_u.value = (y) [L28] CALL, EXPR gf_u.word [L28] RET, EXPR gf_u.word [L28] (hy) = gf_u.word [L28] RET (hy) = gf_u.word [L29] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L119] EXPR fmod_float(x, y) VAL [fmod_float(x, y)=6442450946, one_fmod=1, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450946, one_fmod=1, Zero_fmod={6442450949:0}] [L108] RET return x != x; VAL [\old(x)=6442450946, \result=0, one_fmod=1, x=6442450946, Zero_fmod={6442450949:0}] [L122] EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=6442450946, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=6442450946, x=6442450947, y=0, Zero_fmod={6442450949:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 74 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred 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, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 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 0.1.23-1dbac8b [2018-11-10 06:06:52,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:06:52,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:06:52,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:06:52,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:06:52,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:06:52,445 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:06:52,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:06:52,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:06:52,448 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:06:52,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:06:52,448 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:06:52,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:06:52,450 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:06:52,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:06:52,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:06:52,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:06:52,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:06:52,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:06:52,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:06:52,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:06:52,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:06:52,459 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:06:52,459 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:06:52,459 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:06:52,460 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:06:52,460 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:06:52,461 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:06:52,461 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:06:52,462 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:06:52,462 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:06:52,463 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:06:52,463 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:06:52,463 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:06:52,464 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:06:52,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:06:52,464 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:06:52,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:06:52,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:06:52,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:06:52,475 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:06:52,475 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:06:52,476 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:06:52,476 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:06:52,476 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:06:52,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:06:52,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:06:52,477 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:06:52,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:06:52,478 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:06:52,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:06:52,479 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:06:52,480 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_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan 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 -> Taipan 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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-11-10 06:06:52,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:06:52,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:06:52,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:06:52,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:06:52,519 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:06:52,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:52,554 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/e7e11c030/37a5048d2815418fba4662ca43277f2e/FLAG23b04a509 [2018-11-10 06:06:52,954 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:06:52,954 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:52,958 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/e7e11c030/37a5048d2815418fba4662ca43277f2e/FLAG23b04a509 [2018-11-10 06:06:52,966 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/data/e7e11c030/37a5048d2815418fba4662ca43277f2e [2018-11-10 06:06:52,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:06:52,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:06:52,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:06:52,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:06:52,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:06:52,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:06:52" (1/1) ... [2018-11-10 06:06:52,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cda1074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:52, skipping insertion in model container [2018-11-10 06:06:52,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:06:52" (1/1) ... [2018-11-10 06:06:52,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:06:52,997 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:06:53,144 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:06:53,149 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:06:53,180 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:06:53,200 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:06:53,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53 WrapperNode [2018-11-10 06:06:53,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:06:53,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:06:53,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:06:53,202 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:06:53,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:06:53,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:06:53,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:06:53,240 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:06:53,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... [2018-11-10 06:06:53,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:06:53,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:06:53,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:06:53,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:06:53,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/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 [2018-11-10 06:06:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:06:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:06:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-10 06:06:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-10 06:06:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:06:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:06:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:06:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:06:53,362 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-10 06:06:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-10 06:06:53,472 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:06:53,552 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:06:53,588 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:06:54,630 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:06:54,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:54 BoogieIcfgContainer [2018-11-10 06:06:54,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:06:54,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 06:06:54,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 06:06:54,633 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 06:06:54,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:06:52" (1/3) ... [2018-11-10 06:06:54,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c2f8d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:06:54, skipping insertion in model container [2018-11-10 06:06:54,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:06:53" (2/3) ... [2018-11-10 06:06:54,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c2f8d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:06:54, skipping insertion in model container [2018-11-10 06:06:54,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:54" (3/3) ... [2018-11-10 06:06:54,635 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-11-10 06:06:54,643 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 06:06:54,652 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 06:06:54,660 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 06:06:54,680 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 06:06:54,680 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 06:06:54,680 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 06:06:54,680 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 06:06:54,681 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:06:54,681 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:06:54,681 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 06:06:54,681 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:06:54,681 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 06:06:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2018-11-10 06:06:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 06:06:54,698 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:06:54,698 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:06:54,700 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:06:54,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:06:54,704 INFO L82 PathProgramCache]: Analyzing trace with hash 988762339, now seen corresponding path program 1 times [2018-11-10 06:06:54,706 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 06:06:54,707 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/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 [2018-11-10 06:06:54,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:06:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:06:54,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:06:54,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:06:54,944 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 06:06:54,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:06:54,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 06:06:54,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 06:06:54,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 06:06:54,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 06:06:54,965 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 2 states. [2018-11-10 06:06:54,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:06:54,981 INFO L93 Difference]: Finished difference Result 108 states and 164 transitions. [2018-11-10 06:06:54,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 06:06:54,982 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-10 06:06:54,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:06:54,989 INFO L225 Difference]: With dead ends: 108 [2018-11-10 06:06:54,989 INFO L226 Difference]: Without dead ends: 54 [2018-11-10 06:06:54,991 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 06:06:55,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-10 06:06:55,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-10 06:06:55,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-10 06:06:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2018-11-10 06:06:55,017 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 21 [2018-11-10 06:06:55,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:06:55,017 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2018-11-10 06:06:55,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 06:06:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-11-10 06:06:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 06:06:55,018 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:06:55,018 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:06:55,018 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:06:55,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:06:55,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1170034087, now seen corresponding path program 1 times [2018-11-10 06:06:55,020 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 06:06:55,020 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/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 [2018-11-10 06:06:55,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:06:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:06:55,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:06:59,638 WARN L179 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 8 [2018-11-10 06:07:02,424 WARN L179 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-10 06:07:05,742 WARN L179 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-10 06:07:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:07:10,106 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 06:07:10,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:07:10,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 06:07:10,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 06:07:10,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 06:07:10,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 06:07:10,119 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand 9 states. [2018-11-10 06:07:18,735 WARN L179 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 06:07:22,376 WARN L179 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 06:07:25,484 WARN L179 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 06:07:30,771 WARN L179 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 16 [2018-11-10 06:07:31,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:07:31,267 INFO L93 Difference]: Finished difference Result 61 states and 76 transitions. [2018-11-10 06:07:31,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 06:07:31,268 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-11-10 06:07:31,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:07:31,269 INFO L225 Difference]: With dead ends: 61 [2018-11-10 06:07:31,269 INFO L226 Difference]: Without dead ends: 54 [2018-11-10 06:07:31,270 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 28.5s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-10 06:07:31,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-10 06:07:31,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-10 06:07:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-10 06:07:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2018-11-10 06:07:31,276 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 23 [2018-11-10 06:07:31,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:07:31,276 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2018-11-10 06:07:31,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 06:07:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2018-11-10 06:07:31,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 06:07:31,277 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:07:31,277 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:07:31,278 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:07:31,278 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:07:31,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1034949521, now seen corresponding path program 1 times [2018-11-10 06:07:31,278 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 06:07:31,278 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/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 [2018-11-10 06:07:31,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:07:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:07:31,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:07:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:07:31,436 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 06:07:31,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:07:31,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 06:07:31,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 06:07:31,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 06:07:31,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 06:07:31,444 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand 7 states. [2018-11-10 06:07:31,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:07:31,754 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2018-11-10 06:07:31,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 06:07:31,755 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-10 06:07:31,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:07:31,755 INFO L225 Difference]: With dead ends: 56 [2018-11-10 06:07:31,755 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 06:07:31,755 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-10 06:07:31,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 06:07:31,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 06:07:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 06:07:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 06:07:31,756 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-11-10 06:07:31,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:07:31,756 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 06:07:31,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 06:07:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 06:07:31,756 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:07:31,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 06:07:32,760 WARN L179 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L428 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 06:07:32,780 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 06:07:32,780 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-11-10 06:07:32,780 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= (_ +zero 8 24) main_~y~0) (exists ((fmod_float_~x (_ FloatingPoint 8 24))) (= main_~res~0 (let ((.cse0 (fp.mul RNE fmod_float_~x (_ +zero 8 24)))) (fp.div RNE .cse0 .cse0))))) [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= (_ +zero 8 24) main_~y~0) [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,781 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L421 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~y |fmod_float_#in~y|) [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L428 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L421 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L425 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-11-10 06:07:32,782 INFO L421 ceAbstractionStarter]: At program point L47-4(lines 47 48) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L421 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-11-10 06:07:32,783 INFO L425 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L421 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L421 ceAbstractionStarter]: At program point L41-4(lines 41 42) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-11-10 06:07:32,784 INFO L425 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,785 INFO L425 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-11-10 06:07:32,785 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-11-10 06:07:32,785 INFO L425 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-11-10 06:07:32,785 INFO L421 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-11-10 06:07:32,785 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-11-10 06:07:32,785 INFO L425 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-11-10 06:07:32,790 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,790 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,796 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,797 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,797 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,797 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,799 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,799 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,799 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,799 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,800 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,800 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,801 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,801 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,801 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,802 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,802 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,802 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,802 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,803 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,803 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,803 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,803 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,804 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,804 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,804 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,804 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,804 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,805 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,805 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,805 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,805 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,806 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,806 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,806 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,806 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,807 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,807 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,807 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,807 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,809 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,809 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,809 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,809 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,810 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,810 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,810 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,810 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,810 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,811 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,811 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 06:07:32 BoogieIcfgContainer [2018-11-10 06:07:32,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 06:07:32,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:07:32,819 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:07:32,819 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:07:32,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:06:54" (3/4) ... [2018-11-10 06:07:32,824 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:07:32,830 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-10 06:07:32,830 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 06:07:32,830 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 06:07:32,830 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-11-10 06:07:32,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2018-11-10 06:07:32,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-10 06:07:32,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 06:07:32,836 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 06:07:32,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) [2018-11-10 06:07:32,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-11-10 06:07:32,884 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1c62906f-001a-4175-b7bc-4ab606542010/bin-2019/utaipan/witness.graphml [2018-11-10 06:07:32,884 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:07:32,885 INFO L168 Benchmark]: Toolchain (without parser) took 39915.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 949.8 MB in the beginning and 953.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 133.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,885 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:07:32,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.47 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:07:32,886 INFO L168 Benchmark]: Boogie Preprocessor took 34.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,886 INFO L168 Benchmark]: RCFGBuilder took 1357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,887 INFO L168 Benchmark]: TraceAbstraction took 38186.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.0 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,887 INFO L168 Benchmark]: Witness Printer took 65.84 ms. Allocated memory is still 1.2 GB. Free memory was 960.0 MB in the beginning and 953.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:07:32,888 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 230.47 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.87 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 38186.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.0 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.3 MB. Max. memory is 11.5 GB. * Witness Printer took 65.84 ms. Allocated memory is still 1.2 GB. Free memory was 960.0 MB in the beginning and 953.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: 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: 97]: Loop Invariant [2018-11-10 06:07:32,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 82]: Loop Invariant [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 41]: Loop Invariant [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 88]: Loop Invariant [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 47]: Loop Invariant [2018-11-10 06:07:32,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == \old(y) - InvariantResult [Line: 65]: Loop Invariant [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,904 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-11-10 06:07:32,904 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 58 locations, 1 error locations. SAFE Result, 38.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 21.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 186 SDtfs, 162 SDslu, 521 SDs, 0 SdLazy, 97 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 28.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 187 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 5614 SizeOfPredicates, 13 NumberOfNonLiveVariables, 339 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...